./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-time-symm.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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa --- 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 23:15:38,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:15:38,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:15:38,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:15:38,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:15:38,151 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:15:38,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:15:38,154 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:15:38,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:15:38,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:15:38,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:15:38,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:15:38,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:15:38,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:15:38,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:15:38,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:15:38,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:15:38,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:15:38,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:15:38,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:15:38,181 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:15:38,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:15:38,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:15:38,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:15:38,203 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:15:38,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:15:38,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:15:38,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:15:38,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:15:38,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:15:38,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:15:38,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:15:38,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:15:38,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:15:38,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:15:38,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:15:38,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:15:38,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:15:38,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:15:38,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:15:38,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:15:38,221 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:15:38,270 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:15:38,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:15:38,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:15:38,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:15:38,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:15:38,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:15:38,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:15:38,274 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:15:38,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:15:38,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:15:38,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:15:38,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:15:38,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:15:38,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:15:38,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:15:38,276 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:15:38,276 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:15:38,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:15:38,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:15:38,278 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:15:38,279 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:15:38,284 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:15:38,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:15:38,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:15:38,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:15:38,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:15:38,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:15:38,285 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:15:38,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:15:38,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:15:38,286 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa [2022-11-21 23:15:38,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:15:38,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:15:38,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:15:38,589 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:15:38,590 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:15:38,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2022-11-21 23:15:41,630 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:15:41,818 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:15:41,819 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2022-11-21 23:15:41,825 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/55a8c049d/b156d9471aad40699337e2ed75c354e8/FLAG73c9df98e [2022-11-21 23:15:41,839 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/55a8c049d/b156d9471aad40699337e2ed75c354e8 [2022-11-21 23:15:41,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:15:41,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:15:41,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:15:41,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:15:41,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:15:41,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:15:41" (1/1) ... [2022-11-21 23:15:41,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa096d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:41, skipping insertion in model container [2022-11-21 23:15:41,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:15:41" (1/1) ... [2022-11-21 23:15:41,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:15:41,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:15:42,033 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c[2494,2507] [2022-11-21 23:15:42,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:15:42,047 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:15:42,069 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c[2494,2507] [2022-11-21 23:15:42,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:15:42,089 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:15:42,090 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42 WrapperNode [2022-11-21 23:15:42,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:15:42,091 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:15:42,091 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:15:42,091 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:15:42,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,133 INFO L138 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2022-11-21 23:15:42,134 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:15:42,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:15:42,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:15:42,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:15:42,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,156 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,157 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,164 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:15:42,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:15:42,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:15:42,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:15:42,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:42" (1/1) ... [2022-11-21 23:15:42,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:15:42,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:15:42,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:15:42,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:15:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-21 23:15:42,251 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-21 23:15:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:15:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:15:42,251 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:15:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:15:42,253 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:15:42,253 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:15:42,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:15:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:15:42,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:15:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:15:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:15:42,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:15:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:15:42,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:15:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:15:42,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:15:42,258 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 23:15:42,444 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:15:42,446 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:15:42,770 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:15:42,973 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:15:42,973 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:15:42,974 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2022-11-21 23:15:42,975 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:15:42,981 INFO L158 Benchmark]: Toolchain (without parser) took 1137.50ms. Allocated memory is still 180.4MB. Free memory was 135.0MB in the beginning and 148.3MB in the end (delta: -13.3MB). Peak memory consumption was 41.1MB. Max. memory is 16.1GB. [2022-11-21 23:15:42,982 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:15:42,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.84ms. Allocated memory is still 180.4MB. Free memory was 134.6MB in the beginning and 123.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:15:42,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.02ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 122.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:15:42,984 INFO L158 Benchmark]: Boogie Preprocessor took 35.79ms. Allocated memory is still 180.4MB. Free memory was 122.0MB in the beginning and 120.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:15:42,985 INFO L158 Benchmark]: RCFGBuilder took 808.59ms. Allocated memory is still 180.4MB. Free memory was 120.8MB in the beginning and 148.3MB in the end (delta: -27.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2022-11-21 23:15:43,021 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory is still 75.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.84ms. Allocated memory is still 180.4MB. Free memory was 134.6MB in the beginning and 123.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.02ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 122.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.79ms. Allocated memory is still 180.4MB. Free memory was 122.0MB in the beginning and 120.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 808.59ms. Allocated memory is still 180.4MB. Free memory was 120.8MB in the beginning and 148.3MB in the end (delta: -27.5MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:15:43,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa --- 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 23:15:45,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:15:45,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:15:45,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:15:45,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:15:45,503 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:15:45,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:15:45,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:15:45,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:15:45,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:15:45,521 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:15:45,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:15:45,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:15:45,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:15:45,529 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:15:45,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:15:45,532 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:15:45,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:15:45,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:15:45,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:15:45,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:15:45,549 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:15:45,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:15:45,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:15:45,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:15:45,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:15:45,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:15:45,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:15:45,566 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:15:45,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:15:45,568 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:15:45,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:15:45,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:15:45,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:15:45,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:15:45,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:15:45,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:15:45,573 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:15:45,573 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:15:45,574 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:15:45,575 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:15:45,576 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:15:45,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:15:45,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:15:45,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:15:45,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:15:45,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:15:45,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:15:45,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:15:45,609 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:15:45,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:15:45,609 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:15:45,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:15:45,610 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:15:45,610 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:15:45,611 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:15:45,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:15:45,612 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:15:45,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:15:45,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:15:45,612 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:15:45,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:15:45,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:15:45,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:15:45,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:15:45,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:15:45,614 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:15:45,614 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:15:45,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:15:45,615 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:15:45,615 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:15:45,615 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72bbcf79bf9ab9dc66dc1f84247eb131a6de5c94da8e4a071481d48ca23ad8fa [2022-11-21 23:15:45,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:15:46,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:15:46,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:15:46,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:15:46,033 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:15:46,034 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2022-11-21 23:15:49,091 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:15:49,364 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:15:49,364 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c [2022-11-21 23:15:49,372 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/89c8ac5ee/cb4cd72b592a4b02943ee790e7a2abc9/FLAGa1ac3e436 [2022-11-21 23:15:49,389 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/data/89c8ac5ee/cb4cd72b592a4b02943ee790e7a2abc9 [2022-11-21 23:15:49,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:15:49,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:15:49,398 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:15:49,398 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:15:49,401 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:15:49,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,403 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ff9cdd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49, skipping insertion in model container [2022-11-21 23:15:49,403 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,412 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:15:49,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:15:49,677 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c[2494,2507] [2022-11-21 23:15:49,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:15:49,701 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:15:49,731 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_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/sv-benchmarks/c/weaver/chl-time-symm.wvr.c[2494,2507] [2022-11-21 23:15:49,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:15:49,763 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:15:49,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49 WrapperNode [2022-11-21 23:15:49,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:15:49,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:15:49,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:15:49,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:15:49,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,797 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,834 INFO L138 Inliner]: procedures = 24, calls = 29, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 61 [2022-11-21 23:15:49,835 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:15:49,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:15:49,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:15:49,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:15:49,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,873 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,883 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:15:49,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:15:49,898 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:15:49,898 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:15:49,899 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:15:49" (1/1) ... [2022-11-21 23:15:49,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:15:49,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:15:49,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:15:49,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:15:49,992 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2022-11-21 23:15:49,993 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2022-11-21 23:15:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:15:49,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:15:49,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:15:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:15:49,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:15:49,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:15:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:15:49,995 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:15:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:15:49,995 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:15:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:15:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:15:49,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:15:49,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:15:49,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:15:49,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:15:49,999 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 23:15:50,141 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:15:50,143 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:15:50,485 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:15:50,649 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:15:50,650 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:15:50,650 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L45 is neither atomic block end nor a sink node. [2022-11-21 23:15:50,651 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:15:50,655 INFO L158 Benchmark]: Toolchain (without parser) took 1259.09ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 40.8MB in the beginning and 66.4MB in the end (delta: -25.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2022-11-21 23:15:50,660 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:15:50,661 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.99ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 40.6MB in the beginning and 69.9MB in the end (delta: -29.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. [2022-11-21 23:15:50,665 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.86ms. Allocated memory is still 90.2MB. Free memory was 69.9MB in the beginning and 68.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:15:50,666 INFO L158 Benchmark]: Boogie Preprocessor took 59.73ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:15:50,667 INFO L158 Benchmark]: RCFGBuilder took 756.88ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 66.4MB in the end (delta: 302.2kB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-21 23:15:50,669 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 62.9MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.99ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 40.6MB in the beginning and 69.9MB in the end (delta: -29.3MB). Peak memory consumption was 15.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.86ms. Allocated memory is still 90.2MB. Free memory was 69.9MB in the beginning and 68.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.73ms. Allocated memory is still 90.2MB. Free memory was 68.1MB in the beginning and 66.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 756.88ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 66.4MB in the end (delta: 302.2kB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:15:50,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5442ab6-2e17-495f-a85d-5db37ef4fc7e/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?