Dec 19 11:45:49.178 INFO checking nju33/bb against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:45:49.178 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:45:49.608 INFO [stdout] c3e2dac56a3635b2c286fc7408ea7e4053d4235b082b4e71656e517da44420cc
Dec 19 11:45:49.616 INFO running `"docker" "start" "-a" "c3e2dac56a3635b2c286fc7408ea7e4053d4235b082b4e71656e517da44420cc"`
Dec 19 11:45:51.436 INFO [stderr]     Checking toml v0.4.6
Dec 19 11:45:53.356 INFO [stderr]     Checking bb v0.1.0 (/opt/crater/workdir)
Dec 19 11:45:53.818 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 11:45:53.818 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:45:53.818 INFO [stderr]   |
Dec 19 11:45:53.819 INFO [stderr] 1 | #[macro_use]
Dec 19 11:45:53.819 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 11:45:53.819 INFO [stderr]   |
Dec 19 11:45:53.820 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:45:53.820 INFO [stderr] 
Dec 19 11:45:53.820 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:45:53.820 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 19 11:45:53.821 INFO [stderr]   |
Dec 19 11:45:53.821 INFO [stderr] 6 | use std::env;
Dec 19 11:45:53.821 INFO [stderr]   |     ^^^^^^^^
Dec 19 11:45:53.821 INFO [stderr] 
Dec 19 11:45:53.822 INFO [stderr] warning: unused import: `BTreeMap`
Dec 19 11:45:53.822 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 19 11:45:53.822 INFO [stderr]    |
Dec 19 11:45:53.822 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 19 11:45:53.823 INFO [stderr]    |                        ^^^^^^^^
Dec 19 11:45:53.823 INFO [stderr] 
Dec 19 11:45:53.823 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 19 11:45:53.823 INFO [stderr]   --> src/main.rs:10:20
Dec 19 11:45:53.824 INFO [stderr]    |
Dec 19 11:45:53.824 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 19 11:45:53.824 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 19 11:45:53.824 INFO [stderr] 
Dec 19 11:45:53.825 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 19 11:45:53.825 INFO [stderr]   --> src/main.rs:11:5
Dec 19 11:45:53.825 INFO [stderr]    |
Dec 19 11:45:53.826 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 19 11:45:53.826 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:45:53.826 INFO [stderr] 
Dec 19 11:45:53.826 INFO [stderr] warning: unused import: `std::fs::File`
Dec 19 11:45:53.827 INFO [stderr]   --> src/main.rs:12:5
Dec 19 11:45:53.827 INFO [stderr]    |
Dec 19 11:45:53.827 INFO [stderr] 12 | use std::fs::File;
Dec 19 11:45:53.827 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 11:45:53.828 INFO [stderr] 
Dec 19 11:45:53.828 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 19 11:45:53.828 INFO [stderr]   --> src/main.rs:13:17
Dec 19 11:45:53.829 INFO [stderr]    |
Dec 19 11:45:53.829 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 19 11:45:53.829 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 19 11:45:53.830 INFO [stderr] 
Dec 19 11:45:53.830 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 19 11:45:53.830 INFO [stderr]   --> src/main.rs:14:12
Dec 19 11:45:53.830 INFO [stderr]    |
Dec 19 11:45:53.831 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 19 11:45:53.831 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 19 11:45:53.831 INFO [stderr] 
Dec 19 11:45:53.832 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 19 11:45:53.832 INFO [stderr]   --> src/main.rs:16:5
Dec 19 11:45:53.832 INFO [stderr]    |
Dec 19 11:45:53.832 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 19 11:45:53.832 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 11:45:53.832 INFO [stderr] 
Dec 19 11:45:53.841 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 11:45:53.842 INFO [stderr]  --> src/main.rs:1:1
Dec 19 11:45:53.842 INFO [stderr]   |
Dec 19 11:45:53.842 INFO [stderr] 1 | #[macro_use]
Dec 19 11:45:53.843 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 11:45:53.843 INFO [stderr]   |
Dec 19 11:45:53.843 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:45:53.843 INFO [stderr] 
Dec 19 11:45:53.844 INFO [stderr] warning: unused import: `std::env`
Dec 19 11:45:53.844 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 19 11:45:53.844 INFO [stderr]   |
Dec 19 11:45:53.845 INFO [stderr] 6 | use std::env;
Dec 19 11:45:53.845 INFO [stderr]   |     ^^^^^^^^
Dec 19 11:45:53.845 INFO [stderr] 
Dec 19 11:45:53.845 INFO [stderr] warning: unused import: `BTreeMap`
Dec 19 11:45:53.846 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 19 11:45:53.846 INFO [stderr]    |
Dec 19 11:45:53.846 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 19 11:45:53.846 INFO [stderr]    |                        ^^^^^^^^
Dec 19 11:45:53.847 INFO [stderr] 
Dec 19 11:45:53.847 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 19 11:45:53.847 INFO [stderr]   --> src/main.rs:10:20
Dec 19 11:45:53.847 INFO [stderr]    |
Dec 19 11:45:53.848 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 19 11:45:53.848 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 19 11:45:53.848 INFO [stderr] 
Dec 19 11:45:53.848 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 19 11:45:53.849 INFO [stderr]   --> src/main.rs:11:5
Dec 19 11:45:53.849 INFO [stderr]    |
Dec 19 11:45:53.849 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 19 11:45:53.850 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:45:53.850 INFO [stderr] 
Dec 19 11:45:53.850 INFO [stderr] warning: unused import: `std::fs::File`
Dec 19 11:45:53.850 INFO [stderr]   --> src/main.rs:12:5
Dec 19 11:45:53.851 INFO [stderr]    |
Dec 19 11:45:53.851 INFO [stderr] 12 | use std::fs::File;
Dec 19 11:45:53.851 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 11:45:53.851 INFO [stderr] 
Dec 19 11:45:53.852 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 19 11:45:53.852 INFO [stderr]   --> src/main.rs:13:17
Dec 19 11:45:53.852 INFO [stderr]    |
Dec 19 11:45:53.852 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 19 11:45:53.853 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 19 11:45:53.853 INFO [stderr] 
Dec 19 11:45:53.853 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 19 11:45:53.854 INFO [stderr]   --> src/main.rs:14:12
Dec 19 11:45:53.854 INFO [stderr]    |
Dec 19 11:45:53.854 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 19 11:45:53.854 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 19 11:45:53.855 INFO [stderr] 
Dec 19 11:45:53.855 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 19 11:45:53.855 INFO [stderr]   --> src/main.rs:16:5
Dec 19 11:45:53.856 INFO [stderr]    |
Dec 19 11:45:53.856 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 19 11:45:53.856 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 11:45:53.856 INFO [stderr] 
Dec 19 11:45:53.970 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:45:53.970 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 19 11:45:53.970 INFO [stderr]    |
Dec 19 11:45:53.970 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 19 11:45:53.971 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:45:53.971 INFO [stderr]    |
Dec 19 11:45:53.971 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:45:53.972 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:45:53.972 INFO [stderr] 
Dec 19 11:45:54.022 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 11:45:54.023 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 19 11:45:54.023 INFO [stderr]    |
Dec 19 11:45:54.023 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 19 11:45:54.024 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:45:54.024 INFO [stderr]    |
Dec 19 11:45:54.024 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 11:45:54.024 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 11:45:54.025 INFO [stderr] 
Dec 19 11:45:54.069 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.76s
Dec 19 11:45:55.439 INFO running `"docker" "inspect" "c3e2dac56a3635b2c286fc7408ea7e4053d4235b082b4e71656e517da44420cc"`
Dec 19 11:45:55.722 INFO running `"docker" "rm" "-f" "c3e2dac56a3635b2c286fc7408ea7e4053d4235b082b4e71656e517da44420cc"`
Dec 19 11:45:56.060 INFO [stdout] c3e2dac56a3635b2c286fc7408ea7e4053d4235b082b4e71656e517da44420cc