./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-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_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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_abd71893-a1c5-4493-bab7-61578b2e57a7/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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:50,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:50,599 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:50,608 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:50,609 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:50,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:50,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:50,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:50,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:50,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:50,662 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:50,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:50,663 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:50,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:50,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:50,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:50,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:50,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:50,668 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:50,668 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:50,669 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:50,669 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:50,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:50,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:50,671 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:50,672 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:50,672 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:50,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:50,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:50,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:50,675 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:50,676 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:50,676 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:50,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:50,676 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:50,677 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_abd71893-a1c5-4493-bab7-61578b2e57a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-11-21 18:34:50,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:51,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:51,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:51,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:51,027 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:51,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-11-21 18:34:54,184 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:54,438 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:54,439 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-11-21 18:34:54,449 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/6646a23fa/ffa9cf31e8fa4b72b38d7f0e16f689f6/FLAGcd6c2ddfb [2023-11-21 18:34:54,465 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/6646a23fa/ffa9cf31e8fa4b72b38d7f0e16f689f6 [2023-11-21 18:34:54,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:54,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:54,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:54,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:54,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:54,478 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63199615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54, skipping insertion in model container [2023-11-21 18:34:54,480 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:54,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:54,802 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:54,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:54,880 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:54,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54 WrapperNode [2023-11-21 18:34:54,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:54,882 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:54,882 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:54,882 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:54,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,954 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-11-21 18:34:54,955 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:54,956 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:54,956 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:54,957 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:54,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,984 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,985 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:54,992 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:55,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:55,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:55,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:55,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:55,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:55,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:55,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:55,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:54" (1/1) ... [2023-11-21 18:34:55,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:55,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:55,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:55,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:34:55,096 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:34:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:55,096 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:34:55,097 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:34:55,097 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:34:55,097 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:34:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:34:55,098 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:34:55,098 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:34:55,098 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:34:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:34:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:34:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:34:55,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:55,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:34:55,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:34:55,101 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 18:34:55,225 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:55,227 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:55,695 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:55,730 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:55,731 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:34:55,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:55 BoogieIcfgContainer [2023-11-21 18:34:55,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:55,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:55,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:55,748 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:55,749 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:55" (1/1) ... [2023-11-21 18:34:55,750 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 18:34:55,769 INFO L158 Benchmark]: Toolchain (without parser) took 1298.02ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 92.4MB in the beginning and 151.5MB in the end (delta: -59.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:55,770 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 134.2MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:34:55,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.35ms. Allocated memory is still 134.2MB. Free memory was 92.4MB in the beginning and 80.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:34:55,771 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.12ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 78.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:55,772 INFO L158 Benchmark]: Boogie Preprocessor took 55.83ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:34:55,773 INFO L158 Benchmark]: RCFGBuilder took 721.51ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 77.3MB in the beginning and 151.7MB in the end (delta: -74.4MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2023-11-21 18:34:55,773 INFO L158 Benchmark]: CodeCheck took 32.54ms. Allocated memory is still 182.5MB. Free memory was 151.6MB in the beginning and 151.5MB in the end (delta: 128.2kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-21 18:34:55,777 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 0.37ms. Allocated memory is still 134.2MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.35ms. Allocated memory is still 134.2MB. Free memory was 92.4MB in the beginning and 80.5MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.12ms. Allocated memory is still 134.2MB. Free memory was 80.5MB in the beginning and 78.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.83ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 77.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 721.51ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 77.3MB in the beginning and 151.7MB in the end (delta: -74.4MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * CodeCheck took 32.54ms. Allocated memory is still 182.5MB. Free memory was 151.6MB in the beginning and 151.5MB in the end (delta: 128.2kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:34:55,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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 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_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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_abd71893-a1c5-4493-bab7-61578b2e57a7/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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:58,551 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:58,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:34:58,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:58,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:58,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:58,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:58,707 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:58,708 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:58,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:58,713 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:58,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:58,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:58,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:58,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:58,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:58,717 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:34:58,718 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:34:58,718 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:58,719 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:34:58,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:58,720 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:58,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:58,721 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:58,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:58,722 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:58,723 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:58,723 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:58,724 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:34:58,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:58,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:58,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:58,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:58,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:58,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:34:58,727 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:34:58,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:58,728 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:34:58,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:34:58,729 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_abd71893-a1c5-4493-bab7-61578b2e57a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-11-21 18:34:59,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:59,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:59,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:59,163 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:59,164 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:59,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-11-21 18:35:02,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:35:02,717 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:35:02,718 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-11-21 18:35:02,726 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/7bfb19258/8cbc4cb860de40359108f6a0b1ef4c80/FLAG25e396877 [2023-11-21 18:35:02,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/data/7bfb19258/8cbc4cb860de40359108f6a0b1ef4c80 [2023-11-21 18:35:02,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:35:02,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:35:02,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:02,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:35:02,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:35:02,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:02" (1/1) ... [2023-11-21 18:35:02,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ce8dc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:02, skipping insertion in model container [2023-11-21 18:35:02,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:02" (1/1) ... [2023-11-21 18:35:02,781 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:35:02,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:03,001 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:35:03,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:35:03,052 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:35:03,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03 WrapperNode [2023-11-21 18:35:03,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:35:03,054 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:03,054 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:35:03,054 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:35:03,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,099 INFO L138 Inliner]: procedures = 25, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-11-21 18:35:03,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:35:03,100 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:35:03,100 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:35:03,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:35:03,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,132 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,148 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,155 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:35:03,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:35:03,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:35:03,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:35:03,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:35:03,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:35:03,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:35:03,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:35:03,294 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-21 18:35:03,294 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-21 18:35:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:35:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:35:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:35:03,295 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:35:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:35:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-21 18:35:03,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-21 18:35:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:35:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:35:03,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:35:03,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:35:03,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:35:03,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:35:03,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:35:03,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:35:03,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:35:03,302 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 18:35:03,437 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:35:03,440 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:35:03,946 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:35:03,962 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:35:03,962 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:35:03,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:03 BoogieIcfgContainer [2023-11-21 18:35:03,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:35:03,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:35:03,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:35:03,976 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:35:03,977 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:03" (1/1) ... [2023-11-21 18:35:03,977 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 18:35:03,983 INFO L158 Benchmark]: Toolchain (without parser) took 1236.93ms. Allocated memory is still 79.7MB. Free memory was 56.7MB in the beginning and 39.4MB in the end (delta: 17.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:03,984 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:03,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.38ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 44.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:35:03,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.46ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:03,986 INFO L158 Benchmark]: Boogie Preprocessor took 54.98ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:03,988 INFO L158 Benchmark]: RCFGBuilder took 800.35ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 40.5MB in the end (delta: 257.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:35:03,989 INFO L158 Benchmark]: CodeCheck took 14.27ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 39.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:03,998 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 0.26ms. Allocated memory is still 56.6MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.38ms. Allocated memory is still 79.7MB. Free memory was 56.5MB in the beginning and 44.3MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.46ms. Allocated memory is still 79.7MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.98ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 800.35ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 40.5MB in the end (delta: 257.1kB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 14.27ms. Allocated memory is still 79.7MB. Free memory was 40.5MB in the beginning and 39.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:35:04,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd71893-a1c5-4493-bab7-61578b2e57a7/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