./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.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_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/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_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/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_a2801d50-4a88-4667-a250-bea4f48199b0/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 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:38,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:38,854 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:48:38,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:48:38,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:48:38,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:38,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:38,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:38,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:38,914 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:38,915 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:38,916 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:38,916 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:38,918 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:48:38,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:38,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:38,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:38,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:38,921 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:38,921 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:38,922 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:38,922 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:38,923 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:38,923 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:38,924 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:38,925 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:38,926 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:38,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:38,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:38,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:38,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:38,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:38,929 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:48:38,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:48:38,930 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:38,930 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_a2801d50-4a88-4667-a250-bea4f48199b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-21 18:48:39,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:39,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:39,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:39,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:39,283 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:39,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-21 18:48:42,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:42,738 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:42,739 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-21 18:48:42,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/1805cadb3/3f7fd155bd03476a859accb83e8e6223/FLAGf3059d138 [2023-11-21 18:48:42,771 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/1805cadb3/3f7fd155bd03476a859accb83e8e6223 [2023-11-21 18:48:42,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:42,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:42,782 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:42,782 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:42,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:42,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:42" (1/1) ... [2023-11-21 18:48:42,792 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@715facfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:42, skipping insertion in model container [2023-11-21 18:48:42,792 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:42" (1/1) ... [2023-11-21 18:48:42,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:43,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:43,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:43,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:43,130 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:43,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43 WrapperNode [2023-11-21 18:48:43,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:43,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:43,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:43,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:43,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,169 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,200 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-21 18:48:43,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:43,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:43,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:43,204 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:43,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,240 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:43,247 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:43,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:43,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:43,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:43" (1/1) ... [2023-11-21 18:48:43,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:43,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:43,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:43,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:48:43,344 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:48:43,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:43,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:48:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:48:43,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:48:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:48:43,347 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:48:43,347 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:48:43,348 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:48:43,348 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:48:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:48:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:48:43,349 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:48:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:48:43,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:48:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:43,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:43,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:48:43,352 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 18:48:43,542 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:43,578 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:44,249 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:44,273 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:44,273 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:48:44,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:44 BoogieIcfgContainer [2023-11-21 18:48:44,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:44,276 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:44,276 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:44,288 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:44,288 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:44" (1/1) ... [2023-11-21 18:48:44,289 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 18:48:44,293 INFO L158 Benchmark]: Toolchain (without parser) took 1514.11ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 85.4MB in the beginning and 115.3MB in the end (delta: -29.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:48:44,294 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 132.1MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:48:44,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.99ms. Allocated memory is still 132.1MB. Free memory was 85.4MB in the beginning and 72.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:48:44,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.15ms. Allocated memory is still 132.1MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:48:44,296 INFO L158 Benchmark]: Boogie Preprocessor took 44.56ms. Allocated memory is still 132.1MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:48:44,299 INFO L158 Benchmark]: RCFGBuilder took 1028.47ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 67.9MB in the beginning and 116.4MB in the end (delta: -48.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-21 18:48:44,300 INFO L158 Benchmark]: CodeCheck took 15.70ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:48:44,305 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 132.1MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.99ms. Allocated memory is still 132.1MB. Free memory was 85.4MB in the beginning and 72.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.15ms. Allocated memory is still 132.1MB. Free memory was 72.1MB in the beginning and 70.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.56ms. Allocated memory is still 132.1MB. Free memory was 70.0MB in the beginning and 68.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1028.47ms. Allocated memory was 132.1MB in the beginning and 161.5MB in the end (delta: 29.4MB). Free memory was 67.9MB in the beginning and 116.4MB in the end (delta: -48.5MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 15.70ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:48:44,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/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_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/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_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/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_a2801d50-4a88-4667-a250-bea4f48199b0/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 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:48:47,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:48:47,386 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:48:47,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:48:47,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:48:47,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:48:47,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:48:47,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:48:47,421 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:48:47,422 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:48:47,422 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:48:47,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:48:47,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:48:47,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:48:47,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:48:47,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:48:47,425 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:48:47,426 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:48:47,426 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:48:47,430 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:48:47,430 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:48:47,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:48:47,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:48:47,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:48:47,439 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:48:47,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:48:47,440 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:48:47,440 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:48:47,440 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:48:47,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:48:47,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:47,443 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:48:47,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:48:47,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:48:47,444 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:48:47,444 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:48:47,444 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:48:47,445 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:48:47,445 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:48:47,446 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_a2801d50-4a88-4667-a250-bea4f48199b0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-21 18:48:47,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:48:47,881 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:48:47,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:48:47,889 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:48:47,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:48:47,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-21 18:48:50,942 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:48:51,242 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:48:51,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-21 18:48:51,252 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/46503e41d/4dde098da9564217856cfb8e3d865158/FLAG18bc88804 [2023-11-21 18:48:51,272 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/data/46503e41d/4dde098da9564217856cfb8e3d865158 [2023-11-21 18:48:51,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:48:51,280 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:48:51,283 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:51,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:48:51,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:48:51,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283f952d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51, skipping insertion in model container [2023-11-21 18:48:51,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:51,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:51,564 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:48:51,570 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:48:51,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:51,622 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:48:51,696 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:48:51,732 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:48:51,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51 WrapperNode [2023-11-21 18:48:51,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:48:51,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:51,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:48:51,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:48:51,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,766 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,810 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2023-11-21 18:48:51,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:48:51,812 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:48:51,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:48:51,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:48:51,821 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,822 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,884 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,887 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:48:51,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:48:51,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:48:51,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:48:51,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:48:51" (1/1) ... [2023-11-21 18:48:51,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:48:51,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:48:51,940 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:48:51,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:48:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:48:51,992 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:48:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:48:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:48:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:48:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:48:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:48:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:48:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:48:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:48:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:48:51,994 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:48:51,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:48:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:48:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:48:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:48:51,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:48:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:48:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:48:51,998 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 18:48:52,179 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:48:52,182 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:48:52,801 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:48:52,819 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:48:52,819 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:48:52,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:52 BoogieIcfgContainer [2023-11-21 18:48:52,821 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:48:52,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:48:52,822 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:48:52,833 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:48:52,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:48:52" (1/1) ... [2023-11-21 18:48:52,834 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 18:48:52,838 INFO L158 Benchmark]: Toolchain (without parser) took 1557.25ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.6MB in the beginning and 69.9MB in the end (delta: -14.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2023-11-21 18:48:52,839 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:48:52,840 INFO L158 Benchmark]: CACSL2BoogieTranslator took 450.18ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.4MB in the beginning and 76.9MB in the end (delta: -21.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2023-11-21 18:48:52,840 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.02ms. Allocated memory is still 98.6MB. Free memory was 76.9MB in the beginning and 75.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:48:52,841 INFO L158 Benchmark]: Boogie Preprocessor took 88.06ms. Allocated memory is still 98.6MB. Free memory was 75.2MB in the beginning and 72.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:48:52,842 INFO L158 Benchmark]: RCFGBuilder took 918.46ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-21 18:48:52,842 INFO L158 Benchmark]: CodeCheck took 14.06ms. Allocated memory is still 98.6MB. Free memory was 70.6MB in the beginning and 69.9MB in the end (delta: 766.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:48:52,846 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 79.7MB. Free memory is still 55.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 450.18ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 55.4MB in the beginning and 76.9MB in the end (delta: -21.5MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.02ms. Allocated memory is still 98.6MB. Free memory was 76.9MB in the beginning and 75.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.06ms. Allocated memory is still 98.6MB. Free memory was 75.2MB in the beginning and 72.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 918.46ms. Allocated memory is still 98.6MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * CodeCheck took 14.06ms. Allocated memory is still 98.6MB. Free memory was 70.6MB in the beginning and 69.9MB in the end (delta: 766.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:48:52,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2801d50-4a88-4667-a250-bea4f48199b0/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported