Oct 13 02:47:35.785 INFO checking RyanBluth/dumbbell against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 02:47:35.785 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 02:47:36.121 INFO blam! 16ee9f749cfe8dbc01aa7840ce185e4972fd4b0312f5682ff2079d12a04190fd
Oct 13 02:47:36.125 INFO running `"docker" "start" "-a" "16ee9f749cfe8dbc01aa7840ce185e4972fd4b0312f5682ff2079d12a04190fd"`
Oct 13 02:47:37.484 INFO kablam! usermod: no changes
Oct 13 02:47:37.632 INFO kablam!     Checking hyper v0.10.0
Oct 13 02:47:41.884 INFO kablam!     Checking dumbbell v0.1.0 (/source)
Oct 13 02:47:44.444 INFO kablam! warning: unused import: `hyper::Client`
Oct 13 02:47:44.445 INFO kablam!  --> src/main.rs:2:5
Oct 13 02:47:44.445 INFO kablam!   |
Oct 13 02:47:44.445 INFO kablam! 2 | use hyper::Client;
Oct 13 02:47:44.445 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:47:44.445 INFO kablam!   |
Oct 13 02:47:44.445 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:47:44.445 INFO kablam! 
Oct 13 02:47:44.445 INFO kablam! warning: unused import: `SubCommand`
Oct 13 02:47:44.445 INFO kablam!  --> src/main.rs:5:22
Oct 13 02:47:44.445 INFO kablam!   |
Oct 13 02:47:44.445 INFO kablam! 5 | use clap::{Arg, App, SubCommand, ArgMatches};
Oct 13 02:47:44.445 INFO kablam!   |                      ^^^^^^^^^^
Oct 13 02:47:44.445 INFO kablam! 
Oct 13 02:47:44.495 INFO kablam! warning: unused import: `hyper::Client`
Oct 13 02:47:44.495 INFO kablam!  --> src/main.rs:2:5
Oct 13 02:47:44.495 INFO kablam!   |
Oct 13 02:47:44.496 INFO kablam! 2 | use hyper::Client;
Oct 13 02:47:44.496 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 13 02:47:44.496 INFO kablam!   |
Oct 13 02:47:44.496 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 02:47:44.496 INFO kablam! 
Oct 13 02:47:44.496 INFO kablam! warning: unused import: `SubCommand`
Oct 13 02:47:44.496 INFO kablam!  --> src/main.rs:5:22
Oct 13 02:47:44.496 INFO kablam!   |
Oct 13 02:47:44.498 INFO kablam! 5 | use clap::{Arg, App, SubCommand, ArgMatches};
Oct 13 02:47:44.498 INFO kablam!   |                      ^^^^^^^^^^
Oct 13 02:47:44.498 INFO kablam! 
Oct 13 02:47:44.583 INFO kablam! warning: unused variable: `err`
Oct 13 02:47:44.584 INFO kablam!   --> src/main.rs:21:13
Oct 13 02:47:44.584 INFO kablam!    |
Oct 13 02:47:44.584 INFO kablam! 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
Oct 13 02:47:44.584 INFO kablam!    |             ^^^ help: consider using `_err` instead
Oct 13 02:47:44.584 INFO kablam!    |
Oct 13 02:47:44.584 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:47:44.584 INFO kablam! 
Oct 13 02:47:44.591 INFO kablam! warning: unused variable: `err`
Oct 13 02:47:44.591 INFO kablam!   --> src/main.rs:21:13
Oct 13 02:47:44.591 INFO kablam!    |
Oct 13 02:47:44.592 INFO kablam! 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
Oct 13 02:47:44.592 INFO kablam!    |             ^^^ help: consider using `_err` instead
Oct 13 02:47:44.593 INFO kablam!    |
Oct 13 02:47:44.593 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 02:47:44.594 INFO kablam! 
Oct 13 02:47:44.698 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.18s
Oct 13 02:47:44.708 INFO kablam! su: No module specific data is present
Oct 13 02:47:45.605 INFO running `"docker" "rm" "-f" "16ee9f749cfe8dbc01aa7840ce185e4972fd4b0312f5682ff2079d12a04190fd"`
Oct 13 02:47:45.881 INFO blam! 16ee9f749cfe8dbc01aa7840ce185e4972fd4b0312f5682ff2079d12a04190fd