./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:31,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:31,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:31,149 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:31,150 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:31,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:31,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:31,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:31,164 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:31,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:31,172 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:31,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:31,174 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:31,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:31,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:31,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:31,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:31,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:31,190 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:31,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:31,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:31,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:31,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:31,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:31,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:31,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:31,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:31,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:31,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:31,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:31,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:31,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:31,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:31,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:31,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:31,231 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:31,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:31,232 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:31,232 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:31,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:31,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:31,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:31,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:31,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:31,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:31,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:31,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:31,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:31,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:31,285 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:31,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:31,285 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:31,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:31,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:31,293 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:31,293 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:31,293 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:31,293 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:31,294 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:31,294 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:31,294 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:31,294 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:31,295 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:31,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:31,295 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:31,296 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:31,296 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:31,296 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:31,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:31,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:31,297 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_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 [2021-11-23 15:49:31,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:31,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:31,624 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:31,625 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:31,626 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:31,628 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2021-11-23 15:49:31,698 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/10e6bb123/54d4d980ebf24a70aec935343430596c/FLAG2f829e978 [2021-11-23 15:49:32,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:32,260 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2021-11-23 15:49:32,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/10e6bb123/54d4d980ebf24a70aec935343430596c/FLAG2f829e978 [2021-11-23 15:49:32,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/10e6bb123/54d4d980ebf24a70aec935343430596c [2021-11-23 15:49:32,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:32,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:32,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:32,637 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:32,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:32,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:32" (1/1) ... [2021-11-23 15:49:32,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@704b980d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:32, skipping insertion in model container [2021-11-23 15:49:32,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:32" (1/1) ... [2021-11-23 15:49:32,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:32,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:32,937 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2021-11-23 15:49:32,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:32,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:33,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2021-11-23 15:49:33,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:33,042 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:33,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33 WrapperNode [2021-11-23 15:49:33,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:33,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:33,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:33,046 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:33,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,106 INFO L137 Inliner]: procedures = 26, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 94 [2021-11-23 15:49:33,107 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:33,108 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:33,108 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:33,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:33,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,138 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:33,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:33,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:33,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:33,160 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:33" (1/1) ... [2021-11-23 15:49:33,166 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:33,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:33,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:33,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:33,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:49:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-11-23 15:49:33,229 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-11-23 15:49:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:49:33,229 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:49:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:49:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:49:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:49:33,230 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:49:33,230 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:49:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:49:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:49:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:33,231 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 15:49:33,231 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 15:49:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:49:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:33,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:33,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:33,234 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:49:33,327 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:33,329 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:33,718 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:33,836 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:49:33,846 INFO L158 Benchmark]: Toolchain (without parser) took 1225.80ms. Allocated memory is still 102.8MB. Free memory was 71.0MB in the beginning and 52.3MB in the end (delta: 18.8MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:33,848 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:33,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 75.9MB in the end (delta: -5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:49:33,851 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.97ms. Allocated memory is still 102.8MB. Free memory was 75.9MB in the beginning and 74.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:33,852 INFO L158 Benchmark]: Boogie Preprocessor took 46.43ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 72.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:33,853 INFO L158 Benchmark]: RCFGBuilder took 689.25ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 52.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:33,858 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 102.8MB. Free memory is still 58.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 75.9MB in the end (delta: -5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.97ms. Allocated memory is still 102.8MB. Free memory was 75.9MB in the beginning and 74.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.43ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 72.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 689.25ms. Allocated memory is still 102.8MB. Free memory was 72.5MB in the beginning and 52.3MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:33,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:36,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:36,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:36,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:36,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:36,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:36,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:36,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:36,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:36,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:36,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:36,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:36,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:36,398 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:36,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:36,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:36,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:36,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:36,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:36,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:36,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:36,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:36,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:36,427 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:36,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:36,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:36,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:36,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:36,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:36,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:36,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:36,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:36,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:36,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:36,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:36,442 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:36,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:36,443 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:36,443 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:36,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:36,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:36,451 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:36,492 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:36,493 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:36,494 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:36,494 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:36,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:36,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:36,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:36,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:36,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:36,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:36,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:36,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:36,498 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:36,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:36,499 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:36,499 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:36,499 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:36,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:36,500 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:36,500 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:36,500 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:36,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:36,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:36,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:36,501 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:36,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:36,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:36,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:36,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:36,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:36,503 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:36,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:36,503 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_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e185f9c0dac86cdbb29caae2de39811a090d813c08c4c3552062c2aa77b8788 [2021-11-23 15:49:36,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:36,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:36,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:36,948 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:36,949 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:36,950 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2021-11-23 15:49:37,021 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/782ff26b3/6e3268b096104b97a0eb53e21bb068b6/FLAG9450a0b67 [2021-11-23 15:49:37,627 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:37,627 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c [2021-11-23 15:49:37,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/782ff26b3/6e3268b096104b97a0eb53e21bb068b6/FLAG9450a0b67 [2021-11-23 15:49:37,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/data/782ff26b3/6e3268b096104b97a0eb53e21bb068b6 [2021-11-23 15:49:37,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:37,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:37,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:37,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:37,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:37,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:37" (1/1) ... [2021-11-23 15:49:37,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf46894 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:37, skipping insertion in model container [2021-11-23 15:49:37,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:37" (1/1) ... [2021-11-23 15:49:37,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:37,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:38,164 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2021-11-23 15:49:38,177 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:38,188 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:49:38,194 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:38,227 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2021-11-23 15:49:38,233 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:38,257 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:38,296 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/sv-benchmarks/c/weaver/popl20-three-array-min.wvr.c[2815,2828] [2021-11-23 15:49:38,302 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:38,319 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:38,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38 WrapperNode [2021-11-23 15:49:38,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:38,323 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:38,324 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:38,324 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:38,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,343 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,363 INFO L137 Inliner]: procedures = 28, calls = 57, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2021-11-23 15:49:38,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:38,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:38,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:38,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:38,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,380 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,421 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:38,422 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:38,422 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:38,422 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:38,423 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:38" (1/1) ... [2021-11-23 15:49:38,429 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:38,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:38,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:38,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:38,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:38,506 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-11-23 15:49:38,506 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-11-23 15:49:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:49:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 15:49:38,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 15:49:38,507 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 15:49:38,507 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 15:49:38,508 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 15:49:38,508 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 15:49:38,508 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:49:38,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:49:38,508 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-11-23 15:49:38,508 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-11-23 15:49:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:49:38,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:38,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:38,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:49:38,511 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:49:38,607 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:38,609 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:39,031 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:39,201 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:49:39,210 INFO L158 Benchmark]: Toolchain (without parser) took 1251.08ms. Allocated memory is still 71.3MB. Free memory was 52.0MB in the beginning and 42.2MB in the end (delta: 9.8MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,211 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:39,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.91ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 51.6MB in the end (delta: 203.1kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.27ms. Allocated memory is still 71.3MB. Free memory was 51.4MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,215 INFO L158 Benchmark]: Boogie Preprocessor took 56.44ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 47.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,216 INFO L158 Benchmark]: RCFGBuilder took 786.34ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 42.2MB in the end (delta: 5.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:39,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.91ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 51.6MB in the end (delta: 203.1kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.27ms. Allocated memory is still 71.3MB. Free memory was 51.4MB in the beginning and 49.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.44ms. Allocated memory is still 71.3MB. Free memory was 49.7MB in the beginning and 47.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 786.34ms. Allocated memory is still 71.3MB. Free memory was 47.9MB in the beginning and 42.2MB in the end (delta: 5.8MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:39,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a48c014e-d40f-4db8-99ce-81e5ef410049/bin/ukojak-CwSLpZB5Qu/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: Set is immutable