Dec 18 05:02:09.722 INFO checking Undin/features-2018-3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:02:09.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/Undin/features-2018-3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:02:10.172 INFO [stdout] f6f385392210bd00c2cfdae3461e6d2ec0effcf95ac721d08a941c491907a7a1
Dec 18 05:02:10.178 INFO running `"docker" "start" "-a" "f6f385392210bd00c2cfdae3461e6d2ec0effcf95ac721d08a941c491907a7a1"`
Dec 18 05:02:11.574 INFO [stderr]    Compiling diesel_derives v1.3.0
Dec 18 05:02:19.147 INFO [stderr]     Checking diesel v1.3.3
Dec 18 05:02:43.120 INFO [stderr]     Checking features-2018-3 v0.1.0 (/opt/crater/workdir)
Dec 18 05:02:43.857 INFO [stderr] warning: function is never used: `fact`
Dec 18 05:02:43.857 INFO [stderr]  --> examples/tests.rs:3:1
Dec 18 05:02:43.857 INFO [stderr]   |
Dec 18 05:02:43.857 INFO [stderr] 3 | fn fact(n: u32) -> u32 {
Dec 18 05:02:43.857 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:02:43.857 INFO [stderr]   |
Dec 18 05:02:43.857 INFO [stderr] error[E0432]: unresolved import `diesel`
Dec 18 05:02:43.858 INFO [stderr]  --> examples/actions_and_intentions.rs:2:5
Dec 18 05:02:43.858 INFO [stderr]   |
Dec 18 05:02:43.858 INFO [stderr] 2 | use diesel::Connection;
Dec 18 05:02:43.858 INFO [stderr]   |     ^^^^^^ maybe a missing `extern crate diesel;`?
Dec 18 05:02:43.858 INFO [stderr] 
Dec 18 05:02:43.858 INFO [stderr] warning: unused import: `diesel::Connection`
Dec 18 05:02:43.858 INFO [stderr]  --> examples/actions_and_intentions.rs:2:5
Dec 18 05:02:43.858 INFO [stderr]   |
Dec 18 05:02:43.858 INFO [stderr] 2 | use diesel::Connection;
Dec 18 05:02:43.858 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 18 05:02:43.858 INFO [stderr]   |
Dec 18 05:02:43.858 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 05:02:43.858 INFO [stderr] 
Dec 18 05:02:43.858 INFO [stderr] warning: unused import: `point::Point3D`
Dec 18 05:02:43.858 INFO [stderr]  --> examples/actions_and_intentions.rs:3:5
Dec 18 05:02:43.858 INFO [stderr]   |
Dec 18 05:02:43.858 INFO [stderr] 3 | use point::Point3D;
Dec 18 05:02:43.858 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 05:02:43.864 INFO [stderr] 
Dec 18 05:02:43.864 INFO [stderr] warning: unused import: `point::Point2D`
Dec 18 05:02:43.864 INFO [stderr]  --> examples/actions_and_intentions.rs:4:5
Dec 18 05:02:43.864 INFO [stderr]   |
Dec 18 05:02:43.864 INFO [stderr] 4 | use point::Point2D; // Cmd+Alt+O to optimize imports.
Dec 18 05:02:43.864 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 18 05:02:43.864 INFO [stderr] 
Dec 18 05:02:43.867 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 05:02:43.867 INFO [stderr] 
Dec 18 05:02:43.984 INFO [stderr] error[E0308]: mismatched types
Dec 18 05:02:43.988 INFO [stderr]   --> examples/actions_and_intentions.rs:13:9
Dec 18 05:02:43.988 INFO [stderr]    |
Dec 18 05:02:43.988 INFO [stderr] 6  | fn main() {
Dec 18 05:02:43.988 INFO [stderr]    |           - expected `()` because of default return type
Dec 18 05:02:43.988 INFO [stderr] ...
Dec 18 05:02:43.988 INFO [stderr] 13 |         s.remove(0)
Dec 18 05:02:43.988 INFO [stderr]    |         ^^^^^^^^^^^- help: try adding a semicolon: `;`
Dec 18 05:02:43.988 INFO [stderr]    |         |
Dec 18 05:02:43.988 INFO [stderr]    |         expected (), found char
Dec 18 05:02:43.988 INFO [stderr]    |
Dec 18 05:02:43.988 INFO [stderr]    = note: expected type `()`
Dec 18 05:02:43.988 INFO [stderr]               found type `char`
Dec 18 05:02:43.988 INFO [stderr] 
Dec 18 05:02:43.988 INFO [stderr] error[E0615]: attempted to take value of method `iter` on type `std::vec::Vec<u8>`
Dec 18 05:02:43.988 INFO [stderr]   --> examples/actions_and_intentions.rs:19:7
Dec 18 05:02:43.988 INFO [stderr]    |
Dec 18 05:02:43.988 INFO [stderr] 19 |     v.iter // Ctrl+Space -> select `iter`
Dec 18 05:02:43.988 INFO [stderr]    |       ^^^^
Dec 18 05:02:43.988 INFO [stderr]    |
Dec 18 05:02:43.988 INFO [stderr]    = help: maybe a `()` to call it is missing?
Dec 18 05:02:43.988 INFO [stderr] 
Dec 18 05:02:43.996 INFO [stderr] error: aborting due to 3 previous errors
Dec 18 05:02:43.996 INFO [stderr] 
Dec 18 05:02:43.996 INFO [stderr] Some errors occurred: E0308, E0432, E0615.
Dec 18 05:02:43.996 INFO [stderr] For more information about an error, try `rustc --explain E0308`.
Dec 18 05:02:44.000 INFO [stderr] error: Could not compile `features-2018-3`.
Dec 18 05:02:44.000 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 05:02:44.088 INFO [stderr] error[E0599]: no method named `read` found for type `std::io::Stdin` in the current scope
Dec 18 05:02:44.088 INFO [stderr]  --> examples/inspections.rs:6:13
Dec 18 05:02:44.088 INFO [stderr]   |
Dec 18 05:02:44.088 INFO [stderr] 6 |     stdin().read/*caret*/(&mut buf); // pres Alt + Enter to import `Read` trait
Dec 18 05:02:44.088 INFO [stderr]   |             ^^^^
Dec 18 05:02:44.088 INFO [stderr]   |
Dec 18 05:02:44.088 INFO [stderr]   = help: items from traits can only be used if the trait is in scope
Dec 18 05:02:44.088 INFO [stderr] help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Dec 18 05:02:44.088 INFO [stderr]   |
Dec 18 05:02:44.088 INFO [stderr] 1 | use std::io::Read;
Dec 18 05:02:44.088 INFO [stderr]   |
Dec 18 05:02:44.088 INFO [stderr] 
Dec 18 05:02:44.089 INFO [stderr] error: aborting due to previous error
Dec 18 05:02:44.089 INFO [stderr] 
Dec 18 05:02:44.092 INFO [stderr] For more information about this error, try `rustc --explain E0599`.
Dec 18 05:02:44.098 INFO [stderr] error: Could not compile `features-2018-3`.
Dec 18 05:02:44.098 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 05:02:44.156 INFO [stderr] warning: unused variable: `weak`
Dec 18 05:02:44.156 INFO [stderr]  --> examples/debug_rc.rs:7:9
Dec 18 05:02:44.156 INFO [stderr]   |
Dec 18 05:02:44.156 INFO [stderr] 7 |     let weak = Rc::downgrade(&rc2);
Dec 18 05:02:44.156 INFO [stderr]   |         ^^^^ help: consider using `_weak` instead
Dec 18 05:02:44.156 INFO [stderr]   |
Dec 18 05:02:44.156 INFO [stderr]   = note: #[warn(unused_variables)] on by default
Dec 18 05:02:44.156 INFO [stderr] 
Dec 18 05:02:44.156 INFO [stderr] warning: unused variable: `weak2`
Dec 18 05:02:44.156 INFO [stderr]   --> examples/debug_rc.rs:11:9
Dec 18 05:02:44.156 INFO [stderr]    |
Dec 18 05:02:44.156 INFO [stderr] 11 |     let weak2 = Arc::downgrade(&arc2);
Dec 18 05:02:44.156 INFO [stderr]    |         ^^^^^ help: consider using `_weak2` instead
Dec 18 05:02:44.156 INFO [stderr] 
Dec 18 05:02:44.156 INFO [stderr] warning: unused variable: `y`
Dec 18 05:02:44.156 INFO [stderr]   --> examples/debug_cell.rs:14:13
Dec 18 05:02:44.156 INFO [stderr]    |
Dec 18 05:02:44.157 INFO [stderr] 14 |         let y = 1;
Dec 18 05:02:44.157 INFO [stderr]    |             ^ help: consider using `_y` instead
Dec 18 05:02:44.157 INFO [stderr]    |
Dec 18 05:02:44.157 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 05:02:44.157 INFO [stderr] 
Dec 18 05:02:44.157 INFO [stderr] warning: unused variable: `yy`
Dec 18 05:02:44.157 INFO [stderr]   --> examples/debug_cell.rs:16:13
Dec 18 05:02:44.157 INFO [stderr]    |
Dec 18 05:02:44.157 INFO [stderr] 16 |         let yy = 2;
Dec 18 05:02:44.157 INFO [stderr]    |             ^^ help: consider using `_yy` instead
Dec 18 05:02:44.157 INFO [stderr] 
Dec 18 05:02:44.157 INFO [stderr] warning: unused variable: `r`
Dec 18 05:02:44.157 INFO [stderr]   --> examples/debug_cell.rs:18:9
Dec 18 05:02:44.157 INFO [stderr]    |
Dec 18 05:02:44.157 INFO [stderr] 18 |     let r = ref_cell.borrow();
Dec 18 05:02:44.157 INFO [stderr]    |         ^ help: consider using `_r` instead
Dec 18 05:02:44.157 INFO [stderr] 
Dec 18 05:02:44.344 INFO [stderr] warning: variable does not need to be mutable
Dec 18 05:02:44.344 INFO [stderr]  --> examples/debug_vec.rs:2:9
Dec 18 05:02:44.344 INFO [stderr]   |
Dec 18 05:02:44.344 INFO [stderr] 2 |     let mut v = all_primes(10000);
Dec 18 05:02:44.344 INFO [stderr]   |         ----^
Dec 18 05:02:44.344 INFO [stderr]   |         |
Dec 18 05:02:44.344 INFO [stderr]   |         help: remove this `mut`
Dec 18 05:02:44.344 INFO [stderr]   |
Dec 18 05:02:44.344 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 18 05:02:44.344 INFO [stderr] 
Dec 18 05:02:44.432 INFO [stderr] warning: cannot find type `table` in this scope
Dec 18 05:02:44.432 INFO [stderr]    --> <::diesel::macros::table_body macros>:165:33
Dec 18 05:02:44.432 INFO [stderr]     |
Dec 18 05:02:44.432 INFO [stderr] 165 | derive ( Debug , Clone , Copy , QueryId ) ] /// The actual table struct
Dec 18 05:02:44.432 INFO [stderr]     |                                 ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 18 05:02:44.432 INFO [stderr]     |
Dec 18 05:02:44.432 INFO [stderr]     = note: #[warn(proc_macro_derive_resolution_fallback)] on by default
Dec 18 05:02:44.432 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 05:02:44.432 INFO [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 18 05:02:44.432 INFO [stderr] 
Dec 18 05:02:44.432 INFO [stderr] warning: cannot find type `table` in this scope
Dec 18 05:02:44.432 INFO [stderr]    --> <::diesel::macros::table_body macros>:165:33
Dec 18 05:02:44.432 INFO [stderr]     |
Dec 18 05:02:44.432 INFO [stderr] 165 | derive ( Debug , Clone , Copy , QueryId ) ] /// The actual table struct
Dec 18 05:02:44.432 INFO [stderr]     |                                 ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 18 05:02:44.432 INFO [stderr]     |
Dec 18 05:02:44.432 INFO [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 05:02:44.432 INFO [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 18 05:02:44.432 INFO [stderr] 
Dec 18 05:02:44.432 INFO [stderr] warning: cannot find type `user_id` in this scope
Dec 18 05:02:44.432 INFO [stderr]  --> <::diesel::macros::__diesel_column macros>:5:33
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr] 5 | derive ( Debug , Clone , Copy , QueryId , Default ) ] pub struct $ column_name
Dec 18 05:02:44.432 INFO [stderr]   |                                 ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 05:02:44.432 INFO [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 18 05:02:44.432 INFO [stderr] 
Dec 18 05:02:44.432 INFO [stderr] warning: cannot find type `post_id` in this scope
Dec 18 05:02:44.432 INFO [stderr]  --> <::diesel::macros::__diesel_column macros>:5:33
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr] 5 | derive ( Debug , Clone , Copy , QueryId , Default ) ] pub struct $ column_name
Dec 18 05:02:44.432 INFO [stderr]   |                                 ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 05:02:44.432 INFO [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 18 05:02:44.432 INFO [stderr] 
Dec 18 05:02:44.432 INFO [stderr] warning: cannot find type `favorited` in this scope
Dec 18 05:02:44.432 INFO [stderr]  --> <::diesel::macros::__diesel_column macros>:5:33
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr] 5 | derive ( Debug , Clone , Copy , QueryId , Default ) ] pub struct $ column_name
Dec 18 05:02:44.432 INFO [stderr]   |                                 ^^^^^^^ names from parent modules are not accessible without an explicit import
Dec 18 05:02:44.432 INFO [stderr]   |
Dec 18 05:02:44.432 INFO [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 05:02:44.433 INFO [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
Dec 18 05:02:44.433 INFO [stderr] 
Dec 18 05:02:44.599 INFO [stderr] error: build failed
Dec 18 05:02:45.352 INFO running `"docker" "inspect" "f6f385392210bd00c2cfdae3461e6d2ec0effcf95ac721d08a941c491907a7a1"`
Dec 18 05:02:45.616 INFO running `"docker" "rm" "-f" "f6f385392210bd00c2cfdae3461e6d2ec0effcf95ac721d08a941c491907a7a1"`
Dec 18 05:02:46.016 INFO [stdout] f6f385392210bd00c2cfdae3461e6d2ec0effcf95ac721d08a941c491907a7a1