Dec 17 18:40:52.105 INFO checking nju33/bb against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:40:52.105 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/nju33/bb:/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 17 18:40:52.539 INFO [stdout] d47f30ef1ed3043e470e78aa3ccbb7085bdbe28f5b7d54d5ecc3908164b4da18
Dec 17 18:40:52.541 INFO running `"docker" "start" "-a" "d47f30ef1ed3043e470e78aa3ccbb7085bdbe28f5b7d54d5ecc3908164b4da18"`
Dec 17 18:40:54.236 INFO [stderr]     Checking toml v0.4.6
Dec 17 18:40:55.960 INFO [stderr]     Checking bb v0.1.0 (/opt/crater/workdir)
Dec 17 18:40:56.253 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.253 INFO [stderr]  --> src/main.rs:1:1
Dec 17 18:40:56.253 INFO [stderr]   |
Dec 17 18:40:56.253 INFO [stderr] 1 | #[macro_use]
Dec 17 18:40:56.253 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 18:40:56.253 INFO [stderr]   |
Dec 17 18:40:56.253 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:40:56.253 INFO [stderr] 
Dec 17 18:40:56.253 INFO [stderr] warning: unused import: `std::env`
Dec 17 18:40:56.253 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 17 18:40:56.253 INFO [stderr]   |
Dec 17 18:40:56.253 INFO [stderr] 6 | use std::env;
Dec 17 18:40:56.253 INFO [stderr]   |     ^^^^^^^^
Dec 17 18:40:56.253 INFO [stderr] 
Dec 17 18:40:56.253 INFO [stderr] warning: unused import: `BTreeMap`
Dec 17 18:40:56.253 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 17 18:40:56.253 INFO [stderr]    |
Dec 17 18:40:56.253 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 17 18:40:56.253 INFO [stderr]    |                        ^^^^^^^^
Dec 17 18:40:56.253 INFO [stderr] 
Dec 17 18:40:56.253 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 17 18:40:56.253 INFO [stderr]   --> src/main.rs:10:20
Dec 17 18:40:56.253 INFO [stderr]    |
Dec 17 18:40:56.253 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 17 18:40:56.253 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 17 18:40:56.253 INFO [stderr] 
Dec 17 18:40:56.253 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 17 18:40:56.254 INFO [stderr]   --> src/main.rs:11:5
Dec 17 18:40:56.254 INFO [stderr]    |
Dec 17 18:40:56.254 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 17 18:40:56.254 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.254 INFO [stderr] 
Dec 17 18:40:56.254 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 18:40:56.254 INFO [stderr]   --> src/main.rs:12:5
Dec 17 18:40:56.254 INFO [stderr]    |
Dec 17 18:40:56.254 INFO [stderr] 12 | use std::fs::File;
Dec 17 18:40:56.254 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 18:40:56.254 INFO [stderr] 
Dec 17 18:40:56.254 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 17 18:40:56.254 INFO [stderr]   --> src/main.rs:13:17
Dec 17 18:40:56.254 INFO [stderr]    |
Dec 17 18:40:56.254 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 17 18:40:56.254 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 17 18:40:56.254 INFO [stderr] 
Dec 17 18:40:56.254 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 17 18:40:56.254 INFO [stderr]   --> src/main.rs:14:12
Dec 17 18:40:56.254 INFO [stderr]    |
Dec 17 18:40:56.254 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 17 18:40:56.254 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 17 18:40:56.254 INFO [stderr] 
Dec 17 18:40:56.254 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 17 18:40:56.254 INFO [stderr]   --> src/main.rs:16:5
Dec 17 18:40:56.254 INFO [stderr]    |
Dec 17 18:40:56.254 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 17 18:40:56.254 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.254 INFO [stderr] 
Dec 17 18:40:56.258 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 18:40:56.259 INFO [stderr]  --> src/main.rs:1:1
Dec 17 18:40:56.259 INFO [stderr]   |
Dec 17 18:40:56.259 INFO [stderr] 1 | #[macro_use]
Dec 17 18:40:56.259 INFO [stderr]   | ^^^^^^^^^^^^
Dec 17 18:40:56.259 INFO [stderr]   |
Dec 17 18:40:56.259 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 18:40:56.259 INFO [stderr] 
Dec 17 18:40:56.259 INFO [stderr] warning: unused import: `std::env`
Dec 17 18:40:56.259 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 17 18:40:56.260 INFO [stderr]   |
Dec 17 18:40:56.260 INFO [stderr] 6 | use std::env;
Dec 17 18:40:56.260 INFO [stderr]   |     ^^^^^^^^
Dec 17 18:40:56.260 INFO [stderr] 
Dec 17 18:40:56.261 INFO [stderr] warning: unused import: `BTreeMap`
Dec 17 18:40:56.261 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 17 18:40:56.261 INFO [stderr]    |
Dec 17 18:40:56.261 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 17 18:40:56.262 INFO [stderr]    |                        ^^^^^^^^
Dec 17 18:40:56.262 INFO [stderr] 
Dec 17 18:40:56.262 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 17 18:40:56.263 INFO [stderr]   --> src/main.rs:10:20
Dec 17 18:40:56.263 INFO [stderr]    |
Dec 17 18:40:56.263 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 17 18:40:56.263 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 17 18:40:56.263 INFO [stderr] 
Dec 17 18:40:56.264 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 17 18:40:56.264 INFO [stderr]   --> src/main.rs:11:5
Dec 17 18:40:56.264 INFO [stderr]    |
Dec 17 18:40:56.264 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 17 18:40:56.265 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.265 INFO [stderr] 
Dec 17 18:40:56.265 INFO [stderr] warning: unused import: `std::fs::File`
Dec 17 18:40:56.265 INFO [stderr]   --> src/main.rs:12:5
Dec 17 18:40:56.266 INFO [stderr]    |
Dec 17 18:40:56.266 INFO [stderr] 12 | use std::fs::File;
Dec 17 18:40:56.266 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 18:40:56.266 INFO [stderr] 
Dec 17 18:40:56.267 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 17 18:40:56.267 INFO [stderr]   --> src/main.rs:13:17
Dec 17 18:40:56.267 INFO [stderr]    |
Dec 17 18:40:56.267 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 17 18:40:56.268 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 17 18:40:56.268 INFO [stderr] 
Dec 17 18:40:56.268 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 17 18:40:56.268 INFO [stderr]   --> src/main.rs:14:12
Dec 17 18:40:56.269 INFO [stderr]    |
Dec 17 18:40:56.269 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 17 18:40:56.269 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 17 18:40:56.269 INFO [stderr] 
Dec 17 18:40:56.270 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 17 18:40:56.270 INFO [stderr]   --> src/main.rs:16:5
Dec 17 18:40:56.270 INFO [stderr]    |
Dec 17 18:40:56.270 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 17 18:40:56.271 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.271 INFO [stderr] 
Dec 17 18:40:56.388 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:40:56.388 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 17 18:40:56.388 INFO [stderr]    |
Dec 17 18:40:56.388 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 17 18:40:56.389 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.389 INFO [stderr]    |
Dec 17 18:40:56.389 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 18:40:56.390 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:40:56.390 INFO [stderr] 
Dec 17 18:40:56.402 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:40:56.402 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 17 18:40:56.402 INFO [stderr]    |
Dec 17 18:40:56.402 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 17 18:40:56.402 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 18:40:56.402 INFO [stderr]    |
Dec 17 18:40:56.403 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 18:40:56.403 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:40:56.403 INFO [stderr] 
Dec 17 18:40:56.422 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
Dec 17 18:40:57.526 INFO running `"docker" "inspect" "d47f30ef1ed3043e470e78aa3ccbb7085bdbe28f5b7d54d5ecc3908164b4da18"`
Dec 17 18:40:57.742 INFO running `"docker" "rm" "-f" "d47f30ef1ed3043e470e78aa3ccbb7085bdbe28f5b7d54d5ecc3908164b4da18"`
Dec 17 18:40:58.060 INFO [stdout] d47f30ef1ed3043e470e78aa3ccbb7085bdbe28f5b7d54d5ecc3908164b4da18