./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV --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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:49,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:49,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:51:49,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:49,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:49,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:49,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:49,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:49,637 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:49,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:49,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:49,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:49,644 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:49,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:49,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:49,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:49,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:49,648 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:49,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:49,649 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:49,649 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:49,650 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:49,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:49,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:49,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:49,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:49,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:49,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:49,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:49,655 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:49,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:49,656 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:49,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:49,657 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:49,657 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_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-11-11 23:51:49,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:50,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:50,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:50,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:50,017 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:50,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-11 23:51:53,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:53,499 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:53,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-11 23:51:53,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/e63cf2921/4657405ebe794fe98c557bacfd8a45f1/FLAG2ea220d0b [2023-11-11 23:51:53,523 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/e63cf2921/4657405ebe794fe98c557bacfd8a45f1 [2023-11-11 23:51:53,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:53,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:53,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:53,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:53,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:53,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c6ae23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53, skipping insertion in model container [2023-11-11 23:51:53,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,565 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:53,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:53,785 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:53,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:53,836 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:53,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53 WrapperNode [2023-11-11 23:51:53,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:53,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:53,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:53,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:53,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,882 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 99 [2023-11-11 23:51:53,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:53,884 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:53,884 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:53,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:53,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,920 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,926 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:53,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:53,931 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:53,931 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:53,932 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:53" (1/1) ... [2023-11-11 23:51:53,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:53,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:53,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:54,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:54,028 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:51:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:51:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:51:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:51:54,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:51:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:51:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:51:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:51:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:51:54,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:51:54,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:54,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:54,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:54,033 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:54,169 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:54,171 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:54,650 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:54,680 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:54,680 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:51:54,683 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:54 BoogieIcfgContainer [2023-11-11 23:51:54,683 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:54,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:54,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:54,696 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:54,696 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:54" (1/1) ... [2023-11-11 23:51:54,697 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) [2023-11-11 23:51:54,701 INFO L158 Benchmark]: Toolchain (without parser) took 1173.53ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 92.2MB in the beginning and 137.0MB in the end (delta: -44.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:54,702 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 130.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:54,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.13ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 80.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:51:54,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.95ms. Allocated memory is still 130.0MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:54,704 INFO L158 Benchmark]: Boogie Preprocessor took 46.25ms. Allocated memory is still 130.0MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:54,705 INFO L158 Benchmark]: RCFGBuilder took 752.43ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 77.1MB in the beginning and 137.8MB in the end (delta: -60.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-11 23:51:54,706 INFO L158 Benchmark]: CodeCheck took 15.46ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 812.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:54,717 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 0.70ms. Allocated memory is still 130.0MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.13ms. Allocated memory is still 130.0MB. Free memory was 92.2MB in the beginning and 80.3MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.95ms. Allocated memory is still 130.0MB. Free memory was 80.3MB in the beginning and 78.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.25ms. Allocated memory is still 130.0MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 752.43ms. Allocated memory was 130.0MB in the beginning and 167.8MB in the end (delta: 37.7MB). Free memory was 77.1MB in the beginning and 137.8MB in the end (delta: -60.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * CodeCheck took 15.46ms. Allocated memory is still 167.8MB. Free memory was 137.8MB in the beginning and 137.0MB in the end (delta: 812.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:54,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/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_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV --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 d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:57,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:57,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:51:57,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:57,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:51:57,610 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:51:57,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:57,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:57,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:57,613 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:51:57,614 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:57,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:57,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:57,616 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:51:57,616 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:57,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:51:57,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:51:57,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:51:57,619 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:51:57,620 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:51:57,620 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:57,621 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:57,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:51:57,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:57,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:57,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:57,625 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:51:57,625 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:57,626 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:57,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:57,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:57,628 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:57,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:57,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:51:57,630 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:51:57,630 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:51:57,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:51:57,632 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:51:57,632 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:51:57,633 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_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ba2cbd8ed9f48aa977924dd556bad66f28ba8aaa41d75f8db9183096d20ba1 [2023-11-11 23:51:58,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:58,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:58,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:58,162 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:58,163 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:58,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-11 23:52:01,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:52:01,798 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:52:01,799 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/sv-benchmarks/c/weaver/chl-file-item-subst.wvr.c [2023-11-11 23:52:01,813 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/dc5184aaa/a517069e96b148429cd927c87ae09439/FLAG04bc9d2f5 [2023-11-11 23:52:01,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/data/dc5184aaa/a517069e96b148429cd927c87ae09439 [2023-11-11 23:52:01,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:52:01,846 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:52:01,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:01,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:52:01,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:52:01,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:01" (1/1) ... [2023-11-11 23:52:01,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f688cb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:01, skipping insertion in model container [2023-11-11 23:52:01,857 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:52:01" (1/1) ... [2023-11-11 23:52:01,887 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:52:02,140 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:02,171 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:52:02,236 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:52:02,269 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:52:02,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02 WrapperNode [2023-11-11 23:52:02,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:52:02,271 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:02,271 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:52:02,272 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:52:02,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,309 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,360 INFO L138 Inliner]: procedures = 25, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-11 23:52:02,360 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:52:02,361 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:52:02,361 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:52:02,362 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:52:02,381 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,387 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,416 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:52:02,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:52:02,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:52:02,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:52:02,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:52:02" (1/1) ... [2023-11-11 23:52:02,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:52:02,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:52:02,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:52:02,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:52:02,521 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:52:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:52:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:52:02,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:52:02,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:52:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:52:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:52:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:52:02,523 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:52:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:52:02,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:52:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:52:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:52:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:52:02,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:52:02,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:52:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:52:02,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:52:02,527 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:52:02,733 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:52:02,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:52:03,343 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:52:03,359 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:52:03,362 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:52:03,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:03 BoogieIcfgContainer [2023-11-11 23:52:03,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:52:03,369 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:52:03,370 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:52:03,381 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:52:03,381 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:52:03" (1/1) ... [2023-11-11 23:52:03,382 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) [2023-11-11 23:52:03,387 INFO L158 Benchmark]: Toolchain (without parser) took 1540.15ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 50.0MB in the beginning and 47.1MB in the end (delta: 3.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,388 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:52:03,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.09ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 37.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,389 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.38ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 37.4MB in the beginning and 70.1MB in the end (delta: -32.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,390 INFO L158 Benchmark]: Boogie Preprocessor took 77.43ms. Allocated memory is still 90.2MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,391 INFO L158 Benchmark]: RCFGBuilder took 927.25ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,391 INFO L158 Benchmark]: CodeCheck took 15.72ms. Allocated memory is still 90.2MB. Free memory was 47.9MB in the beginning and 47.1MB in the end (delta: 827.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:52:03,395 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 0.27ms. Allocated memory is still 73.4MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.09ms. Allocated memory is still 73.4MB. Free memory was 49.9MB in the beginning and 37.4MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.38ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 37.4MB in the beginning and 70.1MB in the end (delta: -32.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.43ms. Allocated memory is still 90.2MB. Free memory was 70.1MB in the beginning and 68.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 927.25ms. Allocated memory is still 90.2MB. Free memory was 68.4MB in the beginning and 48.2MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.72ms. Allocated memory is still 90.2MB. Free memory was 47.9MB in the beginning and 47.1MB in the end (delta: 827.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:52:03,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e057b334-f381-402b-b34d-4cf3ae76ef85/bin/ukojak-verify-0OAaufAVZV/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