./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/clever.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/clever.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:38,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:38,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:40:38,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:40:38,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:40:38,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:38,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:38,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:38,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:38,960 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:38,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:38,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:38,962 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:38,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:40:38,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:38,963 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:38,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:38,964 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:38,965 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:38,965 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:38,966 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:38,967 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:38,967 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:38,968 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:38,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:38,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:38,969 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:38,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:38,970 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:38,970 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:38,971 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:38,971 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:38,972 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:40:38,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:40:38,972 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:38,973 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_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d [2023-11-21 18:40:39,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:39,359 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:39,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:39,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:39,364 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:39,366 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/clever.wvr.c [2023-11-21 18:40:42,531 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:42,724 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:42,725 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/sv-benchmarks/c/weaver/clever.wvr.c [2023-11-21 18:40:42,734 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/75d6929c3/e4e24aff890a4e25a2385fe1c3bd202a/FLAG1e26b9e33 [2023-11-21 18:40:42,750 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/75d6929c3/e4e24aff890a4e25a2385fe1c3bd202a [2023-11-21 18:40:42,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:42,754 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:42,756 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:42,756 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:42,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:42,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:42" (1/1) ... [2023-11-21 18:40:42,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c45b973 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:42, skipping insertion in model container [2023-11-21 18:40:42,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:42" (1/1) ... [2023-11-21 18:40:42,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:43,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:43,063 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:43,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:43,103 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:43,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43 WrapperNode [2023-11-21 18:40:43,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:43,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:43,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:43,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:43,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,142 INFO L138 Inliner]: procedures = 19, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-11-21 18:40:43,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:43,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:43,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:43,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:43,154 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:43,174 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:43,174 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:43,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:43,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:43,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:43,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:43,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:40:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:40:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:40:43,278 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:43,278 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:43,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:43,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:43,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:43,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:43,283 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:40:43,428 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:43,430 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:43,658 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:43,671 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:43,672 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:40:43,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:43 BoogieIcfgContainer [2023-11-21 18:40:43,674 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:43,675 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:43,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:43,686 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:43,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:43" (1/1) ... [2023-11-21 18:40:43,688 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) [2023-11-21 18:40:43,692 INFO L158 Benchmark]: Toolchain (without parser) took 936.81ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 106.8MB in the end (delta: 16.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-11-21 18:40:43,692 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 125.8MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:43,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.79ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 125.9MB in the end (delta: -2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:40:43,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.88ms. Allocated memory is still 161.5MB. Free memory was 125.9MB in the beginning and 123.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:43,695 INFO L158 Benchmark]: Boogie Preprocessor took 29.94ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 122.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:43,696 INFO L158 Benchmark]: RCFGBuilder took 500.24ms. Allocated memory is still 161.5MB. Free memory was 122.5MB in the beginning and 107.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:40:43,696 INFO L158 Benchmark]: CodeCheck took 15.33ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 106.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:43,700 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 0.32ms. Allocated memory is still 125.8MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.79ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 125.9MB in the end (delta: -2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.88ms. Allocated memory is still 161.5MB. Free memory was 125.9MB in the beginning and 123.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.94ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 122.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.24ms. Allocated memory is still 161.5MB. Free memory was 122.5MB in the beginning and 107.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.33ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 106.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:40:43,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/clever.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:40:46,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:40:46,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:40:46,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:40:46,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:40:46,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:40:46,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:40:46,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:40:46,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:40:46,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:40:46,644 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:40:46,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:40:46,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:40:46,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:40:46,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:40:46,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:40:46,648 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:40:46,648 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:40:46,649 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:40:46,649 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:40:46,650 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:40:46,665 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:40:46,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:40:46,666 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:40:46,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:40:46,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:40:46,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:40:46,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:46,668 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:46,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:40:46,669 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:46,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:40:46,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:40:46,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:40:46,671 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:40:46,671 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:40:46,671 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:40:46,671 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:40:46,672 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:40:46,673 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_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1b460e4dbdd0bf3097d690d1720c7a2141566e2aa4ca1ed003c7fa25661851d [2023-11-21 18:40:47,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:40:47,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:40:47,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:40:47,135 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:40:47,137 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:40:47,138 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/clever.wvr.c [2023-11-21 18:40:50,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:50,820 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:50,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/sv-benchmarks/c/weaver/clever.wvr.c [2023-11-21 18:40:50,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/a42c8a208/5229cbeaa8ba458d9820bfa7f1cc8eea/FLAGd8656cb38 [2023-11-21 18:40:50,851 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/data/a42c8a208/5229cbeaa8ba458d9820bfa7f1cc8eea [2023-11-21 18:40:50,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:50,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:50,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:50,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:50,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:50,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:50" (1/1) ... [2023-11-21 18:40:50,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d75569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:50, skipping insertion in model container [2023-11-21 18:40:50,873 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:50" (1/1) ... [2023-11-21 18:40:50,901 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:51,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:51,146 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:51,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:51,185 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:51,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51 WrapperNode [2023-11-21 18:40:51,185 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:51,186 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:51,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:51,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:51,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,234 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-21 18:40:51,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:51,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:51,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:51,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:51,245 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,245 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,263 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,268 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:51,269 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:51,269 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:51,269 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:51,270 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:51,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:51,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:51,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:51,357 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:40:51,357 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:40:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:40:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:40:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:40:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:51,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:51,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:40:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:51,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:51,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:40:51,361 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:40:51,539 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:51,542 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:51,893 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:51,912 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:51,913 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:40:51,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:51 BoogieIcfgContainer [2023-11-21 18:40:51,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:51,916 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:51,916 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:51,927 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:51,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:51" (1/1) ... [2023-11-21 18:40:51,929 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) [2023-11-21 18:40:51,936 INFO L158 Benchmark]: Toolchain (without parser) took 1074.93ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 43.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-21 18:40:51,937 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:51,938 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.91ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 38.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:40:51,939 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.92ms. Allocated memory is still 73.4MB. Free memory was 38.9MB in the beginning and 37.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:51,939 INFO L158 Benchmark]: Boogie Preprocessor took 33.31ms. Allocated memory is still 73.4MB. Free memory was 37.2MB in the beginning and 35.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:51,942 INFO L158 Benchmark]: RCFGBuilder took 645.97ms. Allocated memory is still 73.4MB. Free memory was 35.6MB in the beginning and 44.2MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 18:40:51,943 INFO L158 Benchmark]: CodeCheck took 18.14ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 43.1MB in the end (delta: 803.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:51,951 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 0.29ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.91ms. Allocated memory is still 73.4MB. Free memory was 50.5MB in the beginning and 38.9MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.92ms. Allocated memory is still 73.4MB. Free memory was 38.9MB in the beginning and 37.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.31ms. Allocated memory is still 73.4MB. Free memory was 37.2MB in the beginning and 35.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 645.97ms. Allocated memory is still 73.4MB. Free memory was 35.6MB in the beginning and 44.2MB in the end (delta: -8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 18.14ms. Allocated memory is still 73.4MB. Free memory was 43.9MB in the beginning and 43.1MB in the end (delta: 803.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:40:51,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_57d8f515-a9dd-4ae7-8ff3-2d89f30f91f5/bin/ukojak-verify-i0I2FZA1j2/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