./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ --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 ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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-6b4ec56 [2022-11-20 17:47:03,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:03,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:03,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:03,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:03,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:03,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:03,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:03,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:03,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:03,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:03,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:03,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:03,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:03,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:03,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:03,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:03,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:03,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:03,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:03,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:03,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:03,529 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:03,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:03,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:03,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:03,540 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:03,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:03,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:03,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:03,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:03,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:03,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:03,552 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:03,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:03,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:03,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:03,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:03,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:03,558 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:03,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:03,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:47:03,603 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:03,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:03,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:03,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:03,605 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:03,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:03,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:03,607 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:47:03,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:03,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:47:03,608 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:47:03,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:03,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:03,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:03,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:03,609 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:03,610 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:47:03,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:03,610 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:03,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:03,611 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:03,611 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:03,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:03,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:03,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:03,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:03,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:03,612 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:47:03,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:47:03,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:03,613 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_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-11-20 17:47:03,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:03,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:03,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:03,937 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:03,938 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:03,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-11-20 17:47:07,042 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:07,307 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:07,307 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-11-20 17:47:07,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/2a2e1d407/9dd1e9814f5e4b0998a2037d743c9c6d/FLAG82ccd169c [2022-11-20 17:47:07,331 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/2a2e1d407/9dd1e9814f5e4b0998a2037d743c9c6d [2022-11-20 17:47:07,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:07,336 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:07,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:07,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:07,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:07,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,343 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e493f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07, skipping insertion in model container [2022-11-20 17:47:07,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:07,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:07,601 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_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-11-20 17:47:07,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:07,626 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:07,681 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_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-11-20 17:47:07,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:07,711 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:07,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07 WrapperNode [2022-11-20 17:47:07,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:07,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:07,717 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:07,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:07,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,786 INFO L138 Inliner]: procedures = 22, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 91 [2022-11-20 17:47:07,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:07,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:07,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:07,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:07,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,838 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,842 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:07,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:07,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:07,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:07,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:07" (1/1) ... [2022-11-20 17:47:07,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:07,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:07,880 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:07,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:07,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:47:07,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:47:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:47:07,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:47:07,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:47:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:47:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:47:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:47:07,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:47:07,925 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:47:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:47:07,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:07,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:47:07,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:47:07,928 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:47:08,080 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:08,083 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:08,518 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:08,767 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:08,767 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:47:08,768 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-11-20 17:47:08,769 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-20 17:47:08,775 INFO L158 Benchmark]: Toolchain (without parser) took 1437.94ms. Allocated memory is still 142.6MB. Free memory was 112.8MB in the beginning and 66.9MB in the end (delta: 46.0MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:08,775 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:08,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 378.20ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 101.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:47:08,778 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.45ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 99.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:08,779 INFO L158 Benchmark]: Boogie Preprocessor took 52.94ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 98.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:08,781 INFO L158 Benchmark]: RCFGBuilder took 929.21ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 66.9MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-20 17:47:08,785 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 378.20ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 101.4MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.45ms. Allocated memory is still 142.6MB. Free memory was 101.4MB in the beginning and 99.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.94ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 98.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 929.21ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 66.9MB in the end (delta: 31.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:08,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/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_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ --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 ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 --- 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-6b4ec56 [2022-11-20 17:47:11,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:47:11,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:47:11,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:47:11,610 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:47:11,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:47:11,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:47:11,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:47:11,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:47:11,633 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:47:11,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:47:11,636 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:47:11,636 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:47:11,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:47:11,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:47:11,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:47:11,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:47:11,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:47:11,644 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:47:11,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:47:11,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:47:11,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:47:11,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:47:11,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:47:11,667 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:47:11,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:47:11,675 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:47:11,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:47:11,677 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:47:11,678 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:47:11,680 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:47:11,681 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:47:11,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:47:11,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:47:11,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:47:11,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:47:11,688 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:47:11,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:47:11,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:47:11,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:47:11,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:47:11,692 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:47:11,717 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:47:11,717 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:47:11,718 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:47:11,719 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:47:11,719 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:47:11,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:47:11,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:47:11,720 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:47:11,720 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:47:11,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:47:11,721 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:47:11,721 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:47:11,721 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:47:11,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:47:11,722 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:47:11,722 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:47:11,722 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:47:11,722 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:47:11,722 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:47:11,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:47:11,723 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:47:11,723 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:47:11,723 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:47:11,724 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:47:11,724 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:47:11,724 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:11,724 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:47:11,725 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:47:11,725 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:47:11,725 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:47:11,725 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:47:11,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:47:11,726 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:47:11,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:47:11,726 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_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec11f673f0852354e1b011c47ea1690182c02849435cfe6b9232c63dc6ffceb8 [2022-11-20 17:47:12,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:47:12,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:47:12,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:47:12,204 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:47:12,205 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:47:12,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-11-20 17:47:15,404 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:47:15,643 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:47:15,644 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c [2022-11-20 17:47:15,652 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/e26ebb4cd/27c973aa9bb8453d8ddc4136fc81a497/FLAGfb74f3f6c [2022-11-20 17:47:15,670 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/data/e26ebb4cd/27c973aa9bb8453d8ddc4136fc81a497 [2022-11-20 17:47:15,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:47:15,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:47:15,676 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:15,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:47:15,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:47:15,680 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:15" (1/1) ... [2022-11-20 17:47:15,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe80315 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:15, skipping insertion in model container [2022-11-20 17:47:15,681 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:47:15" (1/1) ... [2022-11-20 17:47:15,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:47:15,707 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:47:15,936 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_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-11-20 17:47:15,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:15,957 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:47:16,016 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_5090bfdd-1323-40cb-877c-eb041d026ab7/sv-benchmarks/c/weaver/popl20-proofs-counter-add-4-semi-Q67.wvr.c[2611,2624] [2022-11-20 17:47:16,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:47:16,051 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:47:16,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16 WrapperNode [2022-11-20 17:47:16,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:47:16,054 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:16,054 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:47:16,054 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:47:16,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,087 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,120 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 87 [2022-11-20 17:47:16,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:47:16,122 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:47:16,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:47:16,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:47:16,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,149 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,173 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,174 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:47:16,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:47:16,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:47:16,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:47:16,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:47:16" (1/1) ... [2022-11-20 17:47:16,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:47:16,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:47:16,237 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:47:16,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:47:16,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:47:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:47:16,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:47:16,291 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:47:16,291 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:47:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:47:16,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:47:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:47:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:47:16,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:47:16,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:47:16,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:47:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:47:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:47:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:47:16,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:47:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:47:16,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:47:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:47:16,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:47:16,296 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:47:16,450 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:47:16,453 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:47:16,899 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:47:17,127 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:47:17,127 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:47:17,128 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L53 is neither atomic block end nor a sink node. [2022-11-20 17:47:17,129 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2022-11-20 17:47:17,134 INFO L158 Benchmark]: Toolchain (without parser) took 1458.80ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 37.8MB in the beginning and 44.7MB in the end (delta: -7.0MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2022-11-20 17:47:17,134 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:17,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 377.15ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 37.6MB in the beginning and 63.6MB in the end (delta: -26.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:47:17,136 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.91ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 61.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:47:17,137 INFO L158 Benchmark]: Boogie Preprocessor took 57.01ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 60.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:47:17,138 INFO L158 Benchmark]: RCFGBuilder took 952.58ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 44.7MB in the end (delta: 15.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2022-11-20 17:47:17,141 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 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 377.15ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 37.6MB in the beginning and 63.6MB in the end (delta: -26.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.91ms. Allocated memory is still 83.9MB. Free memory was 63.6MB in the beginning and 61.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.01ms. Allocated memory is still 83.9MB. Free memory was 61.9MB in the beginning and 60.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 952.58ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 44.7MB in the end (delta: 15.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:47:17,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5090bfdd-1323-40cb-877c-eb041d026ab7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?