Dec 19 15:30:21.655 INFO checking jaemk/rok against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:30:21.655 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jaemk/rok:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 15:30:21.976 INFO [stdout] d28daa9a65420d5d53918b4625566255c43b5d5339ef7dc8578f21337912885c
Dec 19 15:30:21.979 INFO running `"docker" "start" "-a" "d28daa9a65420d5d53918b4625566255c43b5d5339ef7dc8578f21337912885c"`
Dec 19 15:30:22.791 INFO [stderr]     Checking nix v0.5.1
Dec 19 15:30:22.791 INFO [stderr]     Checking itertools v0.7.2
Dec 19 15:30:22.796 INFO [stderr]     Checking num-bigint v0.1.40
Dec 19 15:30:22.813 INFO [stderr]     Checking backtrace v0.3.3
Dec 19 15:30:24.172 INFO [stderr]     Checking error-chain v0.11.0
Dec 19 15:30:26.480 INFO [stderr]     Checking num-rational v0.1.39
Dec 19 15:30:27.448 INFO [stderr]     Checking num v0.1.40
Dec 19 15:30:28.092 INFO [stderr]     Checking rustyline v1.0.0
Dec 19 15:30:28.886 INFO [stderr]     Checking rok v0.1.0 (/opt/crater/workdir)
Dec 19 15:30:29.312 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 19 15:30:29.312 INFO [stderr]   --> src/lib.rs:40:20
Dec 19 15:30:29.312 INFO [stderr]    |
Dec 19 15:30:29.312 INFO [stderr] 40 |         let path = env::home_dir().unwrap_or_else(|| path::PathBuf::from("."));
Dec 19 15:30:29.312 INFO [stderr]    |                    ^^^^^^^^^^^^^
Dec 19 15:30:29.312 INFO [stderr]    |
Dec 19 15:30:29.312 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:30:29.312 INFO [stderr] 
Dec 19 15:30:29.412 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.413 INFO [stderr]    --> src/token.rs:307:43
Dec 19 15:30:29.413 INFO [stderr]     |
Dec 19 15:30:29.413 INFO [stderr] 307 |                         (Comment, comment.trim_right_matches("\n").to_owned())
Dec 19 15:30:29.414 INFO [stderr]     |                                           ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.414 INFO [stderr] 
Dec 19 15:30:29.420 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.420 INFO [stderr]    --> src/token.rs:317:29
Dec 19 15:30:29.420 INFO [stderr]     |
Dec 19 15:30:29.420 INFO [stderr] 317 |                     (Str, s.trim_right_matches("\"").to_owned())
Dec 19 15:30:29.420 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.420 INFO [stderr] 
Dec 19 15:30:29.420 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.420 INFO [stderr]    --> src/token.rs:322:29
Dec 19 15:30:29.420 INFO [stderr]     |
Dec 19 15:30:29.420 INFO [stderr] 322 |                     (Str, s.trim_right_matches("\'").to_owned())
Dec 19 15:30:29.420 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.420 INFO [stderr] 
Dec 19 15:30:29.448 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 19 15:30:29.449 INFO [stderr]   --> src/lib.rs:40:20
Dec 19 15:30:29.449 INFO [stderr]    |
Dec 19 15:30:29.449 INFO [stderr] 40 |         let path = env::home_dir().unwrap_or_else(|| path::PathBuf::from("."));
Dec 19 15:30:29.450 INFO [stderr]    |                    ^^^^^^^^^^^^^
Dec 19 15:30:29.452 INFO [stderr]    |
Dec 19 15:30:29.452 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:30:29.452 INFO [stderr] 
Dec 19 15:30:29.553 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.553 INFO [stderr]    --> src/token.rs:307:43
Dec 19 15:30:29.553 INFO [stderr]     |
Dec 19 15:30:29.553 INFO [stderr] 307 |                         (Comment, comment.trim_right_matches("\n").to_owned())
Dec 19 15:30:29.553 INFO [stderr]     |                                           ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.553 INFO [stderr] 
Dec 19 15:30:29.560 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.560 INFO [stderr]    --> src/token.rs:317:29
Dec 19 15:30:29.560 INFO [stderr]     |
Dec 19 15:30:29.560 INFO [stderr] 317 |                     (Str, s.trim_right_matches("\"").to_owned())
Dec 19 15:30:29.560 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.560 INFO [stderr] 
Dec 19 15:30:29.561 INFO [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
Dec 19 15:30:29.561 INFO [stderr]    --> src/token.rs:322:29
Dec 19 15:30:29.562 INFO [stderr]     |
Dec 19 15:30:29.562 INFO [stderr] 322 |                     (Str, s.trim_right_matches("\'").to_owned())
Dec 19 15:30:29.562 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^^^
Dec 19 15:30:29.562 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:29.562 INFO [stderr]   --> src/errors.rs:5:1
Dec 19 15:30:29.562 INFO [stderr]    |
Dec 19 15:30:29.562 INFO [stderr] 5  | / error_chain! {
Dec 19 15:30:29.562 INFO [stderr] 6  | |     foreign_links {
Dec 19 15:30:29.562 INFO [stderr] 7  | |         Io(io::Error);
Dec 19 15:30:29.562 INFO [stderr] 8  | |         ReadLine(rustyline::error::ReadlineError);
Dec 19 15:30:29.562 INFO [stderr] ...  |
Dec 19 15:30:29.562 INFO [stderr] 15 | |     }
Dec 19 15:30:29.562 INFO [stderr] 16 | | }
Dec 19 15:30:29.563 INFO [stderr]    | |_^
Dec 19 15:30:29.563 INFO [stderr]    |
Dec 19 15:30:29.563 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:29.563 INFO [stderr] 
Dec 19 15:30:29.563 INFO [stderr] 
Dec 19 15:30:29.603 INFO [stderr] warning: unused variable: `tokens`
Dec 19 15:30:29.603 INFO [stderr]   --> src/lib.rs:22:13
Dec 19 15:30:29.608 INFO [stderr]    |
Dec 19 15:30:29.608 INFO [stderr] 22 | pub fn eval(tokens: &[Token]) -> Result<()> {
Dec 19 15:30:29.608 INFO [stderr]    |             ^^^^^^ help: consider using `_tokens` instead
Dec 19 15:30:29.608 INFO [stderr]    |
Dec 19 15:30:29.608 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:30:29.608 INFO [stderr] 
Dec 19 15:30:29.656 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:29.656 INFO [stderr]   --> src/errors.rs:5:1
Dec 19 15:30:29.656 INFO [stderr]    |
Dec 19 15:30:29.656 INFO [stderr] 5  | / error_chain! {
Dec 19 15:30:29.656 INFO [stderr] 6  | |     foreign_links {
Dec 19 15:30:29.656 INFO [stderr] 7  | |         Io(io::Error);
Dec 19 15:30:29.656 INFO [stderr] 8  | |         ReadLine(rustyline::error::ReadlineError);
Dec 19 15:30:29.656 INFO [stderr] ...  |
Dec 19 15:30:29.656 INFO [stderr] 15 | |     }
Dec 19 15:30:29.657 INFO [stderr] 16 | | }
Dec 19 15:30:29.657 INFO [stderr]    | |_^
Dec 19 15:30:29.657 INFO [stderr]    |
Dec 19 15:30:29.657 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:29.657 INFO [stderr] 
Dec 19 15:30:29.716 INFO [stderr] warning: unused variable: `tokens`
Dec 19 15:30:29.716 INFO [stderr]   --> src/lib.rs:22:13
Dec 19 15:30:29.716 INFO [stderr]    |
Dec 19 15:30:29.716 INFO [stderr] 22 | pub fn eval(tokens: &[Token]) -> Result<()> {
Dec 19 15:30:29.716 INFO [stderr]    |             ^^^^^^ help: consider using `_tokens` instead
Dec 19 15:30:29.716 INFO [stderr]    |
Dec 19 15:30:29.716 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:30:29.716 INFO [stderr] 
Dec 19 15:30:30.472 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:30.472 INFO [stderr]   --> src/main.rs:11:1
Dec 19 15:30:30.472 INFO [stderr]    |
Dec 19 15:30:30.473 INFO [stderr] 11 | / error_chain! {
Dec 19 15:30:30.473 INFO [stderr] 12 | |     foreign_links {
Dec 19 15:30:30.473 INFO [stderr] 13 | |         Io(io::Error);
Dec 19 15:30:30.473 INFO [stderr] 14 | |         Rok(rok::errors::Error);
Dec 19 15:30:30.473 INFO [stderr] 15 | |     }
Dec 19 15:30:30.473 INFO [stderr] 16 | |     errors {}
Dec 19 15:30:30.473 INFO [stderr] 17 | | }
Dec 19 15:30:30.473 INFO [stderr]    | |_^
Dec 19 15:30:30.473 INFO [stderr]    |
Dec 19 15:30:30.473 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:30:30.473 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:30.473 INFO [stderr] 
Dec 19 15:30:30.473 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:30.473 INFO [stderr]   --> src/main.rs:11:1
Dec 19 15:30:30.473 INFO [stderr]    |
Dec 19 15:30:30.473 INFO [stderr] 11 | / error_chain! {
Dec 19 15:30:30.473 INFO [stderr] 12 | |     foreign_links {
Dec 19 15:30:30.473 INFO [stderr] 13 | |         Io(io::Error);
Dec 19 15:30:30.473 INFO [stderr] 14 | |         Rok(rok::errors::Error);
Dec 19 15:30:30.473 INFO [stderr] 15 | |     }
Dec 19 15:30:30.473 INFO [stderr] 16 | |     errors {}
Dec 19 15:30:30.473 INFO [stderr] 17 | | }
Dec 19 15:30:30.473 INFO [stderr]    | |_^
Dec 19 15:30:30.473 INFO [stderr]    |
Dec 19 15:30:30.473 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:30.473 INFO [stderr] 
Dec 19 15:30:30.498 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:30.498 INFO [stderr]   --> src/main.rs:11:1
Dec 19 15:30:30.498 INFO [stderr]    |
Dec 19 15:30:30.498 INFO [stderr] 11 | / error_chain! {
Dec 19 15:30:30.498 INFO [stderr] 12 | |     foreign_links {
Dec 19 15:30:30.498 INFO [stderr] 13 | |         Io(io::Error);
Dec 19 15:30:30.498 INFO [stderr] 14 | |         Rok(rok::errors::Error);
Dec 19 15:30:30.498 INFO [stderr] 15 | |     }
Dec 19 15:30:30.498 INFO [stderr] 16 | |     errors {}
Dec 19 15:30:30.498 INFO [stderr] 17 | | }
Dec 19 15:30:30.498 INFO [stderr]    | |_^
Dec 19 15:30:30.498 INFO [stderr]    |
Dec 19 15:30:30.498 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 15:30:30.498 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:30.498 INFO [stderr] 
Dec 19 15:30:30.498 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 15:30:30.498 INFO [stderr]   --> src/main.rs:11:1
Dec 19 15:30:30.498 INFO [stderr]    |
Dec 19 15:30:30.498 INFO [stderr] 11 | / error_chain! {
Dec 19 15:30:30.498 INFO [stderr] 12 | |     foreign_links {
Dec 19 15:30:30.498 INFO [stderr] 13 | |         Io(io::Error);
Dec 19 15:30:30.498 INFO [stderr] 14 | |         Rok(rok::errors::Error);
Dec 19 15:30:30.498 INFO [stderr] 15 | |     }
Dec 19 15:30:30.498 INFO [stderr] 16 | |     errors {}
Dec 19 15:30:30.498 INFO [stderr] 17 | | }
Dec 19 15:30:30.498 INFO [stderr]    | |_^
Dec 19 15:30:30.498 INFO [stderr]    |
Dec 19 15:30:30.498 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 15:30:30.498 INFO [stderr] 
Dec 19 15:30:30.600 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.91s
Dec 19 15:30:30.945 INFO running `"docker" "inspect" "d28daa9a65420d5d53918b4625566255c43b5d5339ef7dc8578f21337912885c"`
Dec 19 15:30:31.122 INFO running `"docker" "rm" "-f" "d28daa9a65420d5d53918b4625566255c43b5d5339ef7dc8578f21337912885c"`
Dec 19 15:30:31.271 INFO [stdout] d28daa9a65420d5d53918b4625566255c43b5d5339ef7dc8578f21337912885c