./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/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_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/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_7fb821e7-3f4e-423f-be88-c842cafa83b4/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 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:24,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:24,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:24,857 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:24,858 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:24,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:24,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:24,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:24,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:24,913 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:24,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:24,914 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:24,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:24,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:24,916 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:24,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:24,917 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:24,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:24,918 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:24,919 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:24,919 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:24,920 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:24,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:24,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:24,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:24,922 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:24,923 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:24,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:24,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:24,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:24,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:24,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:24,926 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:24,926 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:24,926 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:24,927 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_7fb821e7-3f4e-423f-be88-c842cafa83b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 [2023-11-21 18:28:25,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:25,287 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:25,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:25,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:25,312 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:25,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i [2023-11-21 18:28:28,414 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:28,850 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:28,854 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i [2023-11-21 18:28:28,883 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/55fb1186b/2127e8f18e154287b2766a77b1002cdc/FLAG2f6d555f3 [2023-11-21 18:28:28,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/55fb1186b/2127e8f18e154287b2766a77b1002cdc [2023-11-21 18:28:28,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:28,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:28,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:28,909 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:28,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:28,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:28" (1/1) ... [2023-11-21 18:28:28,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a4272e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:28, skipping insertion in model container [2023-11-21 18:28:28,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:28" (1/1) ... [2023-11-21 18:28:28,993 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:29,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:29,658 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:29,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:29,837 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:29,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29 WrapperNode [2023-11-21 18:28:29,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:29,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:29,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:29,840 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:29,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,879 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,927 INFO L138 Inliner]: procedures = 272, calls = 65, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 171 [2023-11-21 18:28:29,928 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:29,929 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:29,929 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:29,929 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:29,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:29,986 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:29,988 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:29,988 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:29,988 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:29,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:29" (1/1) ... [2023-11-21 18:28:30,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:30,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:30,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:30,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:30,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:28:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:28:30,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:28:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:28:30,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:28:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:28:30,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-21 18:28:30,101 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-21 18:28:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:30,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:30,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:30,104 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 18:28:30,304 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:30,307 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:30,770 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:30,830 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:30,830 INFO L308 CfgBuilder]: Removed 22 assume(true) statements. [2023-11-21 18:28:30,834 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:30 BoogieIcfgContainer [2023-11-21 18:28:30,834 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:30,836 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:30,836 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:30,848 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:30,848 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:30" (1/1) ... [2023-11-21 18:28:30,849 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 18:28:30,852 INFO L158 Benchmark]: Toolchain (without parser) took 1946.37ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 74.8MB in the beginning and 107.7MB in the end (delta: -32.9MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,853 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 138.4MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:30,854 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.53ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 74.6MB in the beginning and 139.2MB in the end (delta: -64.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.99ms. Allocated memory is still 190.8MB. Free memory was 139.2MB in the beginning and 136.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,855 INFO L158 Benchmark]: Boogie Preprocessor took 57.89ms. Allocated memory is still 190.8MB. Free memory was 136.0MB in the beginning and 133.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,855 INFO L158 Benchmark]: RCFGBuilder took 846.98ms. Allocated memory is still 190.8MB. Free memory was 133.9MB in the beginning and 108.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,856 INFO L158 Benchmark]: CodeCheck took 14.74ms. Allocated memory is still 190.8MB. Free memory was 108.8MB in the beginning and 107.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:30,859 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 0.32ms. Allocated memory is still 138.4MB. Free memory is still 112.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 929.53ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 74.6MB in the beginning and 139.2MB in the end (delta: -64.6MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.99ms. Allocated memory is still 190.8MB. Free memory was 139.2MB in the beginning and 136.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.89ms. Allocated memory is still 190.8MB. Free memory was 136.0MB in the beginning and 133.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 846.98ms. Allocated memory is still 190.8MB. Free memory was 133.9MB in the beginning and 108.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 14.74ms. Allocated memory is still 190.8MB. Free memory was 108.8MB in the beginning and 107.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:30,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/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_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/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_7fb821e7-3f4e-423f-be88-c842cafa83b4/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 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:33,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:33,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:28:33,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:33,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:33,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:33,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:33,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:33,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:33,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:33,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:33,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:33,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:33,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:33,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:33,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:33,987 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:28:33,988 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:28:33,988 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:33,989 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:28:33,990 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:33,991 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:33,991 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:33,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:33,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:33,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:33,994 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:33,994 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:33,995 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:33,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:33,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:33,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:33,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:33,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:33,999 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:28:34,000 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:28:34,001 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:34,001 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:28:34,002 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:28:34,003 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_7fb821e7-3f4e-423f-be88-c842cafa83b4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2305533b08f16ed55fe1768852f1afe1d6f847d5ca6bb0bf597caf3ef6acd368 [2023-11-21 18:28:34,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:34,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:34,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:34,564 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:34,565 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:34,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i [2023-11-21 18:28:37,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:38,261 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:38,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/sv-benchmarks/c/goblint-regression/28-race_reach_79-equ_racefree-overflow.i [2023-11-21 18:28:38,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/d01208060/70a99a37a3254bb4bab49200afb5f40a/FLAG5eca53c54 [2023-11-21 18:28:38,316 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/data/d01208060/70a99a37a3254bb4bab49200afb5f40a [2023-11-21 18:28:38,324 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:38,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:38,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:38,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:38,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:38,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:38" (1/1) ... [2023-11-21 18:28:38,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efdfaad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:38, skipping insertion in model container [2023-11-21 18:28:38,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:38" (1/1) ... [2023-11-21 18:28:38,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:39,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:39,141 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:39,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:39,317 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:39,318 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39 WrapperNode [2023-11-21 18:28:39,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:39,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:39,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:39,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:39,329 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,389 INFO L138 Inliner]: procedures = 276, calls = 65, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 170 [2023-11-21 18:28:39,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:39,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:39,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:39,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:39,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,440 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,443 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:39,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:39,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:39,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:39,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:39" (1/1) ... [2023-11-21 18:28:39,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:39,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:39,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:39,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:39,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:28:39,539 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-21 18:28:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:28:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:28:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-21 18:28:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:39,540 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-21 18:28:39,540 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-21 18:28:39,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:39,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:39,543 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 18:28:39,813 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:39,819 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:40,437 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:40,524 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:40,525 INFO L308 CfgBuilder]: Removed 22 assume(true) statements. [2023-11-21 18:28:40,527 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:40 BoogieIcfgContainer [2023-11-21 18:28:40,527 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:40,528 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:40,528 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:40,540 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:40,540 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:40" (1/1) ... [2023-11-21 18:28:40,541 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 18:28:40,546 INFO L158 Benchmark]: Toolchain (without parser) took 2218.32ms. Allocated memory is still 113.2MB. Free memory was 87.5MB in the beginning and 45.0MB in the end (delta: 42.5MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,547 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:28:40,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 986.98ms. Allocated memory is still 113.2MB. Free memory was 87.3MB in the beginning and 80.7MB in the end (delta: 6.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.11ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 77.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,550 INFO L158 Benchmark]: Boogie Preprocessor took 58.89ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 75.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,550 INFO L158 Benchmark]: RCFGBuilder took 1076.68ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 46.5MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,551 INFO L158 Benchmark]: CodeCheck took 16.56ms. Allocated memory is still 113.2MB. Free memory was 45.9MB in the beginning and 45.0MB in the end (delta: 848.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:28:40,555 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 0.35ms. Allocated memory is still 67.1MB. Free memory is still 43.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 986.98ms. Allocated memory is still 113.2MB. Free memory was 87.3MB in the beginning and 80.7MB in the end (delta: 6.6MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.11ms. Allocated memory is still 113.2MB. Free memory was 80.7MB in the beginning and 77.3MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.89ms. Allocated memory is still 113.2MB. Free memory was 77.3MB in the beginning and 75.0MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1076.68ms. Allocated memory is still 113.2MB. Free memory was 75.0MB in the beginning and 46.5MB in the end (delta: 28.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 16.56ms. Allocated memory is still 113.2MB. Free memory was 45.9MB in the beginning and 45.0MB in the end (delta: 848.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:28:40,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fb821e7-3f4e-423f-be88-c842cafa83b4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported