./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 573af40880ce1d61666f10a2729c7d6ecdb02e81781df2543efcfdd5788ab6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:04,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:04,155 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:24:04,161 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:04,162 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:04,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:04,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:04,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:04,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:04,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:04,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:04,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:04,223 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:04,225 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:04,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:04,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:04,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:04,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:04,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:04,229 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:04,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:04,230 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:04,231 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:04,231 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:04,232 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:04,232 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:04,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:04,234 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:04,234 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:04,235 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:04,236 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:04,237 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:04,237 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:04,237 INFO L153 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573af40880ce1d61666f10a2729c7d6ecdb02e81781df2543efcfdd5788ab6d6 [2023-11-19 03:24:04,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:04,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:04,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:04,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:04,621 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:04,623 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2023-11-19 03:24:08,471 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:08,732 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:08,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2023-11-19 03:24:08,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/edd52f397/0f2ef8d98156499294d50115336325e7/FLAGa9bdba9ce [2023-11-19 03:24:08,762 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/edd52f397/0f2ef8d98156499294d50115336325e7 [2023-11-19 03:24:08,765 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:08,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:08,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:08,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:08,775 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:08,776 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:08" (1/1) ... [2023-11-19 03:24:08,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d906179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:08, skipping insertion in model container [2023-11-19 03:24:08,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:08" (1/1) ... [2023-11-19 03:24:08,809 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:09,102 WARN L240 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2592,2605] [2023-11-19 03:24:09,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:09,134 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:09,182 WARN L240 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2592,2605] [2023-11-19 03:24:09,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:09,205 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:09,205 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:09,215 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:09,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09 WrapperNode [2023-11-19 03:24:09,216 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:09,218 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:09,218 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:09,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:09,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,290 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 92 [2023-11-19 03:24:09,290 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:09,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:09,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:09,292 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:09,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,304 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,323 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,336 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:09,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:09,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:09,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:09,362 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:09" (1/1) ... [2023-11-19 03:24:09,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:09,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:09,407 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:09,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:09,470 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:24:09,471 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:24:09,471 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:24:09,471 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:24:09,472 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:24:09,473 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:24:09,473 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:24:09,473 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:24:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:24:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:24:09,474 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:24:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:09,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:09,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:09,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:24:09,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:09,479 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:24:09,612 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:09,615 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:10,051 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:10,185 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:10,185 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:24:10,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:10 BoogieIcfgContainer [2023-11-19 03:24:10,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:10,192 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:10,192 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:10,204 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:10,205 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:10" (1/1) ... [2023-11-19 03:24:10,206 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:24:10,212 INFO L158 Benchmark]: Toolchain (without parser) took 1444.31ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 95.3MB in the beginning and 164.6MB in the end (delta: -69.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:10,214 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:10,217 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.42ms. Allocated memory is still 138.4MB. Free memory was 95.3MB in the beginning and 83.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:24:10,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.66ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 81.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:24:10,219 INFO L158 Benchmark]: Boogie Preprocessor took 68.20ms. Allocated memory is still 138.4MB. Free memory was 81.6MB in the beginning and 80.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:10,220 INFO L158 Benchmark]: RCFGBuilder took 830.42ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 80.0MB in the beginning and 165.5MB in the end (delta: -85.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-19 03:24:10,222 INFO L158 Benchmark]: CodeCheck took 18.34ms. Allocated memory is still 201.3MB. Free memory was 165.5MB in the beginning and 164.6MB in the end (delta: 894.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:10,233 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 138.4MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.42ms. Allocated memory is still 138.4MB. Free memory was 95.3MB in the beginning and 83.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.66ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 81.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.20ms. Allocated memory is still 138.4MB. Free memory was 81.6MB in the beginning and 80.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 830.42ms. Allocated memory was 138.4MB in the beginning and 201.3MB in the end (delta: 62.9MB). Free memory was 80.0MB in the beginning and 165.5MB in the end (delta: -85.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * CodeCheck took 18.34ms. Allocated memory is still 201.3MB. Free memory was 165.5MB in the beginning and 164.6MB in the end (delta: 894.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:24:10,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 573af40880ce1d61666f10a2729c7d6ecdb02e81781df2543efcfdd5788ab6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:13,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:13,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:24:13,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:13,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:24:13,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:24:13,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:13,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:13,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:13,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:24:13,617 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:13,618 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:13,618 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:13,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:24:13,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:13,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:24:13,622 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:24:13,623 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:24:13,623 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:24:13,625 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:13,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:24:13,626 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:13,626 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:13,627 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:13,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:13,628 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:13,629 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:13,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:13,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:13,630 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:13,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:13,633 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:24:13,633 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:24:13,634 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:24:13,634 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:24:13,634 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:24:13,635 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:24:13,635 INFO L153 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 573af40880ce1d61666f10a2729c7d6ecdb02e81781df2543efcfdd5788ab6d6 [2023-11-19 03:24:14,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:14,153 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:14,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:14,159 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:14,162 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:14,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2023-11-19 03:24:17,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:18,304 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:18,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c [2023-11-19 03:24:18,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/00375c78d/c64fdec8a9c74a69b09e5f4338f72c11/FLAGb24d40bef [2023-11-19 03:24:18,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/data/00375c78d/c64fdec8a9c74a69b09e5f4338f72c11 [2023-11-19 03:24:18,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:18,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:18,339 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:18,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:18,345 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:18,346 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:18,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418d880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18, skipping insertion in model container [2023-11-19 03:24:18,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:18,382 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:18,694 WARN L240 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2592,2605] [2023-11-19 03:24:18,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:18,744 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:24:18,760 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:18,796 WARN L240 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2592,2605] [2023-11-19 03:24:18,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:18,813 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:18,860 WARN L240 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_78661c60-7116-41c5-8ec1-69e975dfb9a2/sv-benchmarks/c/weaver/popl20-more-max-array.wvr.c[2592,2605] [2023-11-19 03:24:18,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:18,884 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:18,885 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:24:18,894 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:18,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18 WrapperNode [2023-11-19 03:24:18,895 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:18,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:18,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:18,897 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:18,906 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:18,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:18,981 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-19 03:24:18,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:18,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:18,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:18,984 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:18,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:18,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,021 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,055 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,057 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,061 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:19,062 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:19,063 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:19,063 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:19,064 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:18" (1/1) ... [2023-11-19 03:24:19,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:19,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:19,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:19,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:24:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:24:19,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:24:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:24:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:24:19,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:24:19,217 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:24:19,220 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:24:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:24:19,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:24:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:24:19,221 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:24:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:19,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:19,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:24:19,224 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:24:19,376 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:19,379 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:19,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:20,081 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:20,085 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:24:20,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:20 BoogieIcfgContainer [2023-11-19 03:24:20,092 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:20,094 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:20,094 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:20,106 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:20,108 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:20" (1/1) ... [2023-11-19 03:24:20,109 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:24:20,117 INFO L158 Benchmark]: Toolchain (without parser) took 1778.23ms. Allocated memory is still 90.2MB. Free memory was 66.9MB in the beginning and 40.2MB in the end (delta: 26.7MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2023-11-19 03:24:20,117 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:20,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.21ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 52.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:24:20,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.58ms. Allocated memory is still 90.2MB. Free memory was 52.9MB in the beginning and 51.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:24:20,120 INFO L158 Benchmark]: Boogie Preprocessor took 78.30ms. Allocated memory is still 90.2MB. Free memory was 51.2MB in the beginning and 49.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:24:20,121 INFO L158 Benchmark]: RCFGBuilder took 1030.06ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 41.2MB in the end (delta: 8.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-19 03:24:20,122 INFO L158 Benchmark]: CodeCheck took 20.25ms. Allocated memory is still 90.2MB. Free memory was 41.2MB in the beginning and 40.2MB in the end (delta: 977.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:24:20,133 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 65.0MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.21ms. Allocated memory is still 90.2MB. Free memory was 66.7MB in the beginning and 52.9MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.58ms. Allocated memory is still 90.2MB. Free memory was 52.9MB in the beginning and 51.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 78.30ms. Allocated memory is still 90.2MB. Free memory was 51.2MB in the beginning and 49.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1030.06ms. Allocated memory is still 90.2MB. Free memory was 49.4MB in the beginning and 41.2MB in the end (delta: 8.2MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * CodeCheck took 20.25ms. Allocated memory is still 90.2MB. Free memory was 41.2MB in the beginning and 40.2MB in the end (delta: 977.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:24:20,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78661c60-7116-41c5-8ec1-69e975dfb9a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported