./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:51:52,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:51:52,870 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:51:52,875 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:51:52,876 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:51:52,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:51:52,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:51:52,909 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:51:52,910 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:51:52,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:51:52,912 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:51:52,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:51:52,913 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:51:52,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:51:52,915 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:51:52,915 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:51:52,916 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:51:52,917 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:51:52,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:51:52,918 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:51:52,919 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:51:52,920 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:51:52,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:51:52,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:51:52,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:51:52,923 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:51:52,923 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:51:52,924 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:51:52,925 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:52,925 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:51:52,926 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:51:52,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:51:52,927 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:51:52,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:51:52,928 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:51:52,929 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_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b [2023-11-21 18:51:53,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:51:53,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:51:53,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:51:53,330 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:51:53,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:51:53,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-21 18:51:56,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:51:56,959 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:51:56,960 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-21 18:51:56,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/a078951d0/70ae93c0ddcf4403b5eacbed515d27c4/FLAG760460de8 [2023-11-21 18:51:56,981 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/a078951d0/70ae93c0ddcf4403b5eacbed515d27c4 [2023-11-21 18:51:56,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:51:56,986 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:51:56,987 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:56,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:51:56,993 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:51:56,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:56,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10a58e46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:56, skipping insertion in model container [2023-11-21 18:51:56,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:51:56" (1/1) ... [2023-11-21 18:51:57,021 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:51:57,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:57,219 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:51:57,245 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:51:57,259 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:51:57,259 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57 WrapperNode [2023-11-21 18:51:57,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:51:57,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:57,261 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:51:57,261 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:51:57,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,278 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,303 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-11-21 18:51:57,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:51:57,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:51:57,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:51:57,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:51:57,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,327 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,333 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,335 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,338 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:51:57,339 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:51:57,339 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:51:57,339 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:51:57,340 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:51:57,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:51:57,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:51:57,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:51:57,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:51:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:51:57,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:51:57,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:51:57,426 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:51:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:51:57,426 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:51:57,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:51:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:51:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:51:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:51:57,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:51:57,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:51:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:51:57,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:51:57,430 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:51:57,532 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:51:57,534 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:51:57,838 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:51:57,852 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:51:57,855 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:51:57,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:57 BoogieIcfgContainer [2023-11-21 18:51:57,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:51:57,858 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:51:57,859 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:51:57,869 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:51:57,869 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:51:57" (1/1) ... [2023-11-21 18:51:57,870 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:51:57,874 INFO L158 Benchmark]: Toolchain (without parser) took 887.64ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 95.7MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 18:51:57,875 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:57,876 INFO L158 Benchmark]: CACSL2BoogieTranslator took 272.75ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 116.2MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:51:57,877 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.48ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 114.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:51:57,877 INFO L158 Benchmark]: Boogie Preprocessor took 34.42ms. Allocated memory is still 172.0MB. Free memory was 114.1MB in the beginning and 112.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:57,878 INFO L158 Benchmark]: RCFGBuilder took 518.48ms. Allocated memory is still 172.0MB. Free memory was 112.7MB in the beginning and 96.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:51:57,879 INFO L158 Benchmark]: CodeCheck took 14.09ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 95.7MB in the end (delta: 658.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:51:57,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 73.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 272.75ms. Allocated memory is still 172.0MB. Free memory was 127.4MB in the beginning and 116.2MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.48ms. Allocated memory is still 172.0MB. Free memory was 116.2MB in the beginning and 114.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.42ms. Allocated memory is still 172.0MB. Free memory was 114.1MB in the beginning and 112.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 518.48ms. Allocated memory is still 172.0MB. Free memory was 112.7MB in the beginning and 96.4MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.09ms. Allocated memory is still 172.0MB. Free memory was 96.4MB in the beginning and 95.7MB in the end (delta: 658.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:51:57,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:52:00,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:52:01,011 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:52:01,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:52:01,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:52:01,086 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:52:01,088 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:52:01,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:52:01,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:52:01,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:52:01,096 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:52:01,097 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:52:01,098 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:52:01,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:52:01,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:52:01,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:52:01,101 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:52:01,102 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:52:01,102 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:52:01,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:52:01,104 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:52:01,105 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:52:01,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:52:01,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:52:01,107 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:52:01,107 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:52:01,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:52:01,109 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:01,109 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:01,110 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:52:01,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:01,112 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:52:01,112 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:52:01,113 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:52:01,113 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:52:01,114 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:52:01,114 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:52:01,114 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:52:01,115 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:52:01,116 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_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f5c6e2b4939ff0e3b5a44ab7f8c3e5d18f7e9fd12beb8fad487ea501e8fa48b [2023-11-21 18:52:01,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:52:01,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:52:01,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:52:01,656 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:52:01,658 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:52:01,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-21 18:52:05,078 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:52:05,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:52:05,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/sv-benchmarks/c/weaver/unroll-cond-2.wvr.c [2023-11-21 18:52:05,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/56396e07b/bd0cdb3eb9a54171aa44466979d3cbb8/FLAGb985f8b7d [2023-11-21 18:52:05,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/data/56396e07b/bd0cdb3eb9a54171aa44466979d3cbb8 [2023-11-21 18:52:05,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:52:05,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:52:05,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:05,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:52:05,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:52:05,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51098725 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05, skipping insertion in model container [2023-11-21 18:52:05,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,421 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:05,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:05,692 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-21 18:52:05,698 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:52:05,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:05,727 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:52:05,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:52:05,785 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:52:05,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05 WrapperNode [2023-11-21 18:52:05,786 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:52:05,787 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:05,788 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:52:05,788 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:52:05,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,836 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-11-21 18:52:05,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:52:05,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:52:05,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:52:05,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:52:05,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,882 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,915 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,932 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,937 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:52:05,938 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:52:05,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:52:05,939 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:52:05,940 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:52:05" (1/1) ... [2023-11-21 18:52:05,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:52:05,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:52:06,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:52:06,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:52:06,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:52:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:52:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:52:06,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:52:06,150 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-21 18:52:06,150 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-21 18:52:06,151 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-21 18:52:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-21 18:52:06,152 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:52:06,152 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:52:06,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:52:06,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:52:06,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:52:06,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:52:06,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:52:06,158 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:52:06,359 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:52:06,363 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:52:06,813 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:52:06,827 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:52:06,828 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:52:06,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:06 BoogieIcfgContainer [2023-11-21 18:52:06,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:52:06,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:52:06,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:52:06,843 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:52:06,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:52:06" (1/1) ... [2023-11-21 18:52:06,844 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:52:06,851 INFO L158 Benchmark]: Toolchain (without parser) took 1472.02ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 46.1MB in the end (delta: 14.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:06,852 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:06,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:52:06,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.39ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:06,854 INFO L158 Benchmark]: Boogie Preprocessor took 99.64ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:52:06,855 INFO L158 Benchmark]: RCFGBuilder took 892.03ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 47.4MB in the end (delta: -4.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-21 18:52:06,856 INFO L158 Benchmark]: CodeCheck took 17.89ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 46.1MB in the end (delta: 830.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:52:06,860 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 0.22ms. Allocated memory is still 65.0MB. Free memory was 41.3MB in the beginning and 41.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.1MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.39ms. Allocated memory is still 83.9MB. Free memory was 46.9MB in the beginning and 45.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 99.64ms. Allocated memory is still 83.9MB. Free memory was 45.3MB in the beginning and 43.6MB in the end (delta: 1.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 892.03ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 47.4MB in the end (delta: -4.0MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. * CodeCheck took 17.89ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 46.1MB in the end (delta: 830.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:52:06,899 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4655df7-2274-4ca4-b477-59b475fc82f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported