./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3f64d9b496c4f5484a31fbfb0a7c6af8258ace1e653eee382e318ab929fd1285 --- 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-dbf71c6-m [2022-10-17 16:38:50,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:50,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:50,938 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:50,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:50,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:50,946 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:50,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:50,955 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:50,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:50,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:50,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:50,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:50,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:50,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:50,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:50,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:50,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:50,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:50,991 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:50,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:50,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:50,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:51,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:51,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:51,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:51,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:51,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:51,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:51,016 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:51,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:51,018 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:51,020 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:51,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:51,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:51,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:51,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:51,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:51,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:51,027 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:51,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:51,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:51,071 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:51,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:51,073 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:51,073 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:51,074 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:51,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:51,074 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:51,074 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:51,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:51,075 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:51,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:51,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:51,077 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:51,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:51,077 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:51,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:51,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:51,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:51,078 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:51,078 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:51,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:51,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:51,079 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:51,079 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:51,079 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:51,080 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:51,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:51,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:51,080 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_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f64d9b496c4f5484a31fbfb0a7c6af8258ace1e653eee382e318ab929fd1285 [2022-10-17 16:38:51,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:51,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:51,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:51,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:51,458 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:51,460 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c [2022-10-17 16:38:51,542 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/data/3548e3f1e/244dd7fd42e94afbaa8114fe726f25ec/FLAGdf2cef87d [2022-10-17 16:38:51,994 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:51,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c [2022-10-17 16:38:52,004 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/data/3548e3f1e/244dd7fd42e94afbaa8114fe726f25ec/FLAGdf2cef87d [2022-10-17 16:38:52,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/data/3548e3f1e/244dd7fd42e94afbaa8114fe726f25ec [2022-10-17 16:38:52,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:52,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:52,394 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:52,394 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:52,397 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:52,398 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,400 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63624ab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52, skipping insertion in model container [2022-10-17 16:38:52,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:52,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:52,641 WARN L230 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_f8c9087d-37c1-4f07-888e-bacbd90142fa/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c[538,551] [2022-10-17 16:38:52,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:52,678 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:52,689 WARN L230 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_f8c9087d-37c1-4f07-888e-bacbd90142fa/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound1.c[538,551] [2022-10-17 16:38:52,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:52,710 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:52,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52 WrapperNode [2022-10-17 16:38:52,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:52,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:52,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:52,712 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:52,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,732 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,760 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2022-10-17 16:38:52,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:52,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:52,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:52,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:52,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,800 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:52,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:52,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:52,810 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:52,811 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:52,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:52,854 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:52,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:38:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:38:52,993 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:52,996 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:53,192 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:53,248 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:53,248 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:38:53,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:53 BoogieIcfgContainer [2022-10-17 16:38:53,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:53,253 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:53,253 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:53,266 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:53,266 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:53" (1/1) ... [2022-10-17 16:38:53,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:53,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2022-10-17 16:38:53,350 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2022-10-17 16:38:53,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:53,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2022-10-17 16:38:53,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:53,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:53,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:38:53,626 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:38:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:38:53,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:54,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2022-10-17 16:38:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2022-10-17 16:38:54,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:38:54,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 16:38:54,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:54,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:54,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 45 transitions. [2022-10-17 16:38:54,476 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 45 transitions. [2022-10-17 16:38:54,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:38:54,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:55,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 50 transitions. [2022-10-17 16:38:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-10-17 16:38:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:38:55,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:55,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:55,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-17 16:38:55,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 58 transitions. [2022-10-17 16:38:56,672 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 58 transitions. [2022-10-17 16:38:56,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:38:56,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:38:56,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:57,003 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:38:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 42 states and 69 transitions. [2022-10-17 16:38:57,404 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2022-10-17 16:38:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:38:57,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:38:57,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:57,600 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:38:59,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 35 states and 61 transitions. [2022-10-17 16:38:59,484 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2022-10-17 16:38:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:59,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-17 16:38:59,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:38:59,711 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:39:00,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 35 states and 60 transitions. [2022-10-17 16:39:00,181 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 60 transitions. [2022-10-17 16:39:00,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:39:00,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 16:39:00,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:00,441 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:39:01,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:01,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 27 states and 34 transitions. [2022-10-17 16:39:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-10-17 16:39:01,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:39:01,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:01,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:01,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 16:39:01,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 16:39:01,208 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 16:39:02,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 31 states and 41 transitions. [2022-10-17 16:39:02,632 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2022-10-17 16:39:02,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:39:02,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:39:02,663 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:39:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:39:02,697 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 11 iterations. [2022-10-17 16:39:02,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:39:02 ImpRootNode [2022-10-17 16:39:02,756 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:39:02,757 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:39:02,757 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:39:02,757 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:39:02,758 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:53" (3/4) ... [2022-10-17 16:39:02,760 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:39:02,872 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:39:02,872 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:39:02,876 INFO L158 Benchmark]: Toolchain (without parser) took 10484.32ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 60.9MB in the beginning and 77.1MB in the end (delta: -16.2MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,877 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 77.1MB in the beginning and 77.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:02,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.81ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 72.1MB in the end (delta: -11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.06ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 70.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,879 INFO L158 Benchmark]: Boogie Preprocessor took 42.66ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 69.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:02,879 INFO L158 Benchmark]: RCFGBuilder took 447.75ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 56.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,880 INFO L158 Benchmark]: CodeCheck took 9503.18ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 80.3MB in the end (delta: -23.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:02,880 INFO L158 Benchmark]: Witness Printer took 116.45ms. Allocated memory is still 119.5MB. Free memory was 80.3MB in the beginning and 77.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:39:02,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 629 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 134 mSDsluCounter, 695 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 207 mSDsCounter, 419 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1140 IncrementalHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 419 mSolverCounterUnsat, 488 mSDtfsCounter, 1140 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1835 GetRequests, 1694 SyntacticMatches, 25 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5347 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 218 NumberOfCodeBlocks, 218 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 657 SizeOfPredicates, 7 NumberOfNonLiveVariables, 644 ConjunctsInSsa, 44 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 118/118 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] unsigned int A, B; [L25] long long r, d, p, q; [L26] A = __VERIFIER_nondet_uint() [L27] B = __VERIFIER_nondet_uint() [L28] CALL assume_abort_if_not(B >= 1) [L12] COND FALSE !(!cond) [L28] RET assume_abort_if_not(B >= 1) [L30] r = A [L31] d = B [L32] p = 1 [L33] q = 0 VAL [A=4294967295, B=-1, counter=0, d=4294967295, p=1, q=0, r=4294967295] [L35] EXPR counter++ VAL [A=4294967295, B=-1, counter=1, counter++=0, d=4294967295, p=1, q=0, r=4294967295] [L35] COND TRUE counter++<1 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L36] RET __VERIFIER_assert(q == 0) VAL [A=4294967295, B=-1, counter=1, d=4294967295, p=1, q=0, r=4294967295] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L37] RET __VERIFIER_assert(r == A) VAL [A=4294967295, B=-1, counter=1, d=4294967295, p=1, q=0, r=4294967295] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=4294967295, B=-1, counter=1, d=4294967295, p=1, q=0, r=4294967295] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=4294967295, B=-1, counter=1, d=8589934590, p=2, q=0, r=4294967295] [L35] EXPR counter++ VAL [A=4294967295, B=-1, counter=2, counter++=1, d=8589934590, p=2, q=0, r=4294967295] [L35] COND FALSE !(counter++<1) [L45] EXPR counter++ VAL [A=4294967295, B=-1, counter=3, counter++=2, d=8589934590, p=2, q=0, r=4294967295] [L45] COND FALSE !(counter++<1) [L59] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L59] RET __VERIFIER_assert(A == d*q + r) VAL [A=4294967295, B=-1, counter=3, d=8589934590, p=2, q=0, r=4294967295] [L60] CALL __VERIFIER_assert(B == d) VAL [\old(cond)=0, counter=3] [L15] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=3] [L17] reach_error() VAL [\old(cond)=0, cond=0, counter=3] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 77.1MB in the beginning and 77.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.81ms. Allocated memory is still 98.6MB. Free memory was 60.7MB in the beginning and 72.1MB in the end (delta: -11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.06ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 70.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.66ms. Allocated memory is still 98.6MB. Free memory was 70.7MB in the beginning and 69.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 447.75ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 56.7MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 9503.18ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 80.3MB in the end (delta: -23.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 116.45ms. Allocated memory is still 119.5MB. Free memory was 80.3MB in the beginning and 77.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2022-10-17 16:39:02,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8c9087d-37c1-4f07-888e-bacbd90142fa/bin/ukojak-92XMlrwhuB/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE