./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:47:28,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:47:28,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:47:28,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:47:28,121 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:47:28,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:47:28,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:47:28,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:47:28,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:47:28,129 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:47:28,130 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:47:28,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:47:28,138 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:47:28,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:47:28,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:47:28,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:47:28,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:47:28,154 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:47:28,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:47:28,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:47:28,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:47:28,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:47:28,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:47:28,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:47:28,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:47:28,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:47:28,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:47:28,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:47:28,183 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:47:28,184 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:47:28,184 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:47:28,185 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:47:28,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:47:28,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:47:28,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:47:28,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:47:28,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:47:28,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:47:28,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:47:28,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:47:28,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:47:28,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:47:28,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:47:28,240 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:47:28,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:47:28,241 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:47:28,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:47:28,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:47:28,242 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:47:28,243 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:47:28,243 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:47:28,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:47:28,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:47:28,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:47:28,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:47:28,246 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:47:28,246 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:47:28,246 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:47:28,246 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:47:28,246 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:47:28,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:28,247 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:47:28,247 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:47:28,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:47:28,247 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:47:28,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:47:28,248 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:47:28,248 INFO L138 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_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-11-21 23:47:28,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:47:28,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:47:28,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:47:28,645 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:47:28,646 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:47:28,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-11-21 23:47:31,684 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:47:32,302 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:47:32,303 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-11-21 23:47:32,390 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/acb7f3dc7/d06b20e9d026490a96e6c1ca32f38715/FLAG4b0a8ecd4 [2022-11-21 23:47:32,449 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/acb7f3dc7/d06b20e9d026490a96e6c1ca32f38715 [2022-11-21 23:47:32,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:47:32,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:47:32,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:32,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:47:32,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:47:32,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:32" (1/1) ... [2022-11-21 23:47:32,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44f7962c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:32, skipping insertion in model container [2022-11-21 23:47:32,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:32" (1/1) ... [2022-11-21 23:47:32,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:47:32,599 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:47:33,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-11-21 23:47:38,358 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-11-21 23:47:39,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:39,252 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:47:39,284 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-11-21 23:47:39,731 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-11-21 23:47:39,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:40,309 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:47:40,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40 WrapperNode [2022-11-21 23:47:40,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:40,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:40,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:47:40,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:47:40,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,531 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 115, calls inlined = 13, statements flattened = 319 [2022-11-21 23:47:40,532 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:40,533 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:47:40,533 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:47:40,533 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:47:40,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,605 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,621 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:47:40,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:47:40,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:47:40,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:47:40,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:40" (1/1) ... [2022-11-21 23:47:40,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:40,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:47:40,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:47:40,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:47:40,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:47:40,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 23:47:40,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 23:47:40,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:47:40,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:47:40,729 INFO L130 BoogieDeclarations]: Found specification of procedure access_ok [2022-11-21 23:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure access_ok [2022-11-21 23:47:40,730 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-11-21 23:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-11-21 23:47:40,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:47:40,730 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:47:40,730 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:47:40,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 23:47:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2022-11-21 23:47:40,731 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2022-11-21 23:47:40,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:47:40,735 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:47:41,277 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:47:41,279 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:47:41,939 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:47:41,960 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:47:41,960 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 23:47:41,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:41 BoogieIcfgContainer [2022-11-21 23:47:41,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:47:41,964 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:47:41,964 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:47:41,976 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:47:41,977 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:47:41" (1/1) ... [2022-11-21 23:47:41,978 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:47:41,983 INFO L158 Benchmark]: Toolchain (without parser) took 9528.41ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 139.5MB in the beginning and 128.2MB in the end (delta: 11.2MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-11-21 23:47:41,984 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:47:41,987 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7854.43ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 139.1MB in the beginning and 112.0MB in the end (delta: 27.1MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. [2022-11-21 23:47:41,988 INFO L158 Benchmark]: Boogie Procedure Inliner took 221.65ms. Allocated memory is still 211.8MB. Free memory was 112.0MB in the beginning and 102.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:47:41,988 INFO L158 Benchmark]: Boogie Preprocessor took 101.95ms. Allocated memory is still 211.8MB. Free memory was 102.5MB in the beginning and 97.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:47:41,989 INFO L158 Benchmark]: RCFGBuilder took 1328.20ms. Allocated memory is still 211.8MB. Free memory was 97.3MB in the beginning and 129.3MB in the end (delta: -32.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2022-11-21 23:47:41,989 INFO L158 Benchmark]: CodeCheck took 17.20ms. Allocated memory is still 211.8MB. Free memory was 129.3MB in the beginning and 128.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:47:41,993 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7854.43ms. Allocated memory was 172.0MB in the beginning and 211.8MB in the end (delta: 39.8MB). Free memory was 139.1MB in the beginning and 112.0MB in the end (delta: 27.1MB). Peak memory consumption was 132.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 221.65ms. Allocated memory is still 211.8MB. Free memory was 112.0MB in the beginning and 102.5MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.95ms. Allocated memory is still 211.8MB. Free memory was 102.5MB in the beginning and 97.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1328.20ms. Allocated memory is still 211.8MB. Free memory was 97.3MB in the beginning and 129.3MB in the end (delta: -32.0MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * CodeCheck took 17.20ms. Allocated memory is still 211.8MB. Free memory was 129.3MB in the beginning and 128.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:47:42,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 23:47:44,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:47:44,573 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:47:44,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:47:44,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:47:44,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:47:44,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:47:44,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:47:44,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:47:44,625 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:47:44,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:47:44,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:47:44,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:47:44,629 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:47:44,631 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:47:44,632 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:47:44,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:47:44,635 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:47:44,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:47:44,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:47:44,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:47:44,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:47:44,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:47:44,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:47:44,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:47:44,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:47:44,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:47:44,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:47:44,653 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:47:44,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:47:44,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:47:44,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:47:44,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:47:44,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:47:44,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:47:44,659 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:47:44,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:47:44,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:47:44,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:47:44,663 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:47:44,664 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:47:44,665 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:47:44,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:47:44,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:47:44,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:47:44,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:47:44,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:47:44,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:47:44,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:47:44,694 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:47:44,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:47:44,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:47:44,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:47:44,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:47:44,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:47:44,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:47:44,697 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:47:44,697 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:47:44,697 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:47:44,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:47:44,698 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:47:44,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:47:44,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:47:44,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:47:44,699 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:47:44,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:47:44,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:47:44,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:44,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:47:44,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:47:44,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:47:44,702 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:47:44,702 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:47:44,702 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:47:44,703 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:47:44,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:47:44,703 INFO L138 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_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2022-11-21 23:47:45,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:47:45,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:47:45,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:47:45,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:47:45,163 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:47:45,166 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-11-21 23:47:48,292 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:47:49,002 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:47:49,003 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2022-11-21 23:47:49,058 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/abdaf0565/e47de2f6e0794e5e84a8129fad1fbeb2/FLAGc1162e6ad [2022-11-21 23:47:49,087 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/bin/ukojak-jW3SillKbg/data/abdaf0565/e47de2f6e0794e5e84a8129fad1fbeb2 [2022-11-21 23:47:49,093 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:47:49,096 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:47:49,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:49,099 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:47:49,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:47:49,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:49" (1/1) ... [2022-11-21 23:47:49,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a696eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:49, skipping insertion in model container [2022-11-21 23:47:49,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:49" (1/1) ... [2022-11-21 23:47:49,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:47:49,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:47:49,693 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678c43cd-b4e7-4a92-990a-b0908658a8c3/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2022-11-21 23:47:50,785 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.addIntegerBoundsCheck(CExpressionTranslator.java:1060) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CExpressionTranslator.handleBitshiftOperation(CExpressionTranslator.java:430) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:834) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:152) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.TypeHandler.visit(TypeHandler.java:455) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:183) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3314) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-21 23:47:50,798 INFO L158 Benchmark]: Toolchain (without parser) took 1699.91ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 31.8MB in the beginning and 50.4MB in the end (delta: -18.5MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-11-21 23:47:50,799 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:47:50,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1696.18ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 31.5MB in the beginning and 50.4MB in the end (delta: -18.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2022-11-21 23:47:50,803 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 65.0MB. Free memory was 42.0MB in the beginning and 41.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1696.18ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 31.5MB in the beginning and 50.4MB in the end (delta: -18.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitvectorTranslation.constructOverflowCheckForBinaryBitwiseIntegerExpression(BitvectorTranslation.java:1570) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Integer overflow check for leftshift is not yet implemented.