./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9 --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 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:34:20,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:34:20,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:34:20,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:34:20,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:34:20,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:34:20,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:34:20,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:34:20,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:34:20,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:34:20,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:34:20,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:34:20,846 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:34:20,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:34:20,847 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:34:20,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:34:20,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:34:20,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:34:20,850 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:34:20,850 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:34:20,851 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:34:20,852 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:34:20,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:34:20,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:34:20,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:34:20,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:34:20,854 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:34:20,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:34:20,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:20,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:34:20,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:34:20,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:34:20,857 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:34:20,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:34:20,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:34:20,857 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_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-12-02 23:34:21,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:34:21,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:34:21,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:34:21,094 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:34:21,095 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:34:21,096 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-12-02 23:34:24,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:34:24,348 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:34:24,349 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-12-02 23:34:24,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/8c4aa5480/2a0e460410fb4d7abaebdb7ab5674416/FLAG3b4e8c5ad [2023-12-02 23:34:24,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/8c4aa5480/2a0e460410fb4d7abaebdb7ab5674416 [2023-12-02 23:34:24,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:34:24,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:34:24,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:24,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:34:24,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:34:24,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344eca0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24, skipping insertion in model container [2023-12-02 23:34:24,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,415 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:34:24,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:24,618 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:34:24,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:24,663 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:34:24,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24 WrapperNode [2023-12-02 23:34:24,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:24,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:24,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:34:24,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:34:24,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,707 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-12-02 23:34:24,707 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:24,708 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:34:24,708 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:34:24,708 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:34:24,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:34:24,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:34:24,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:34:24,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:34:24,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:24" (1/1) ... [2023-12-02 23:34:24,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:24,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:34:24,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:34:24,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:34:24,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:34:24,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:34:24,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:34:24,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:34:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:34:24,811 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:34:24,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:34:24,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:34:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:34:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:34:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:34:24,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:34:24,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:34:24,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:34:24,814 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:34:24,910 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:34:24,913 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:34:25,129 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:34:25,141 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:34:25,141 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 23:34:25,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:25 BoogieIcfgContainer [2023-12-02 23:34:25,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:34:25,144 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:34:25,144 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:34:25,152 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:34:25,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:25" (1/1) ... [2023-12-02 23:34:25,153 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) [2023-12-02 23:34:25,156 INFO L158 Benchmark]: Toolchain (without parser) took 776.46ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 69.4MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,157 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 51.1MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:34:25,157 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.32ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 88.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.45ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,159 INFO L158 Benchmark]: Boogie Preprocessor took 31.07ms. Allocated memory is still 136.3MB. Free memory was 86.3MB in the beginning and 84.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,160 INFO L158 Benchmark]: RCFGBuilder took 403.34ms. Allocated memory is still 136.3MB. Free memory was 84.9MB in the beginning and 70.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,160 INFO L158 Benchmark]: CodeCheck took 10.70ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 69.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:25,164 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 0.18ms. Allocated memory is still 98.6MB. Free memory was 51.3MB in the beginning and 51.1MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.32ms. Allocated memory is still 136.3MB. Free memory was 99.2MB in the beginning and 88.0MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.45ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.07ms. Allocated memory is still 136.3MB. Free memory was 86.3MB in the beginning and 84.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.34ms. Allocated memory is still 136.3MB. Free memory was 84.9MB in the beginning and 70.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.70ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 69.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:34:25,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9 --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 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:34:27,166 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:34:27,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:34:27,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:34:27,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:34:27,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:34:27,281 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:34:27,282 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:34:27,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:34:27,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:34:27,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:34:27,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:34:27,284 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:34:27,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:34:27,285 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:34:27,286 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:34:27,287 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:34:27,287 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:34:27,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:34:27,288 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:34:27,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:34:27,289 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:34:27,290 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:34:27,290 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:34:27,291 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:34:27,291 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:34:27,291 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:34:27,292 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:34:27,292 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:34:27,293 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:34:27,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:27,294 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:34:27,294 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:34:27,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:34:27,295 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:34:27,295 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:34:27,295 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:34:27,295 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:34:27,296 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:34:27,296 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_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-12-02 23:34:27,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:34:27,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:34:27,625 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:34:27,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:34:27,627 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:34:27,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-12-02 23:34:30,497 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:34:30,684 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:34:30,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-12-02 23:34:30,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/7ec7aa6bb/1613b48fdf564f29ad7ca65407ea9add/FLAGf070785d0 [2023-12-02 23:34:30,705 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/data/7ec7aa6bb/1613b48fdf564f29ad7ca65407ea9add [2023-12-02 23:34:30,707 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:34:30,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:34:30,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:30,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:34:30,714 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:34:30,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:30,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1bb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30, skipping insertion in model container [2023-12-02 23:34:30,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:30,741 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:34:30,931 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:30,945 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:34:30,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:34:30,985 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:34:30,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30 WrapperNode [2023-12-02 23:34:30,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:34:30,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:30,987 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:34:30,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:34:30,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,032 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-12-02 23:34:31,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:34:31,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:34:31,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:34:31,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:34:31,043 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,061 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:34:31,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:34:31,070 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:34:31,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:34:31,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:34:30" (1/1) ... [2023-12-02 23:34:31,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:34:31,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:34:31,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:34:31,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:34:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:34:31,146 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:34:31,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:34:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:34:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:34:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:34:31,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:34:31,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:34:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:34:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:34:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:34:31,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:34:31,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:34:31,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:34:31,150 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:34:31,265 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:34:31,267 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:34:31,533 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:34:31,547 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:34:31,547 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-12-02 23:34:31,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:31 BoogieIcfgContainer [2023-12-02 23:34:31,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:34:31,550 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:34:31,550 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:34:31,559 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:34:31,559 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:34:31" (1/1) ... [2023-12-02 23:34:31,560 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) [2023-12-02 23:34:31,565 INFO L158 Benchmark]: Toolchain (without parser) took 855.04ms. Allocated memory is still 100.7MB. Free memory was 77.3MB in the beginning and 73.0MB in the end (delta: 4.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:31,565 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:34:31,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.99ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 65.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:34:31,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.39ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:31,567 INFO L158 Benchmark]: Boogie Preprocessor took 36.29ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 62.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:34:31,568 INFO L158 Benchmark]: RCFGBuilder took 479.26ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 74.4MB in the end (delta: -12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:34:31,569 INFO L158 Benchmark]: CodeCheck took 12.75ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 73.0MB in the end (delta: 814.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:34:31,573 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 0.18ms. Allocated memory is still 67.1MB. Free memory was 43.2MB in the beginning and 43.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.99ms. Allocated memory is still 100.7MB. Free memory was 77.0MB in the beginning and 65.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.39ms. Allocated memory is still 100.7MB. Free memory was 65.6MB in the beginning and 63.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.29ms. Allocated memory is still 100.7MB. Free memory was 63.8MB in the beginning and 62.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.26ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 74.4MB in the end (delta: -12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 12.75ms. Allocated memory is still 100.7MB. Free memory was 73.8MB in the beginning and 73.0MB in the end (delta: 814.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:34:31,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_30c1918b-1ad5-4fbb-a638-ace8acf700a3/bin/ukojak-verify-Qdu7aM0XO9/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