Nov 01 10:18:39.889 INFO checking RyanBluth/dumbbell against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 10:18:39.889 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-2/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 10:18:40.380 INFO blam! 0648bef4ec8eff9bb24726ad1827e4300fee6b75d4d69723b92b8f6dabbed897
Nov 01 10:18:40.382 INFO running `"docker" "start" "-a" "0648bef4ec8eff9bb24726ad1827e4300fee6b75d4d69723b92b8f6dabbed897"`
Nov 01 10:18:42.298 INFO kablam! usermod: no changes
Nov 01 10:18:42.489 INFO kablam!     Checking hyper v0.10.0
Nov 01 10:18:46.608 INFO kablam!     Checking dumbbell v0.1.0 (/source)
Nov 01 10:18:48.642 INFO kablam! warning: unused import: `hyper::Client`
Nov 01 10:18:48.642 INFO kablam!  --> src/main.rs:2:5
Nov 01 10:18:48.642 INFO kablam!   |
Nov 01 10:18:48.642 INFO kablam! 2 | use hyper::Client;
Nov 01 10:18:48.642 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 10:18:48.642 INFO kablam!   |
Nov 01 10:18:48.644 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:18:48.644 INFO kablam! 
Nov 01 10:18:48.644 INFO kablam! warning: unused import: `SubCommand`
Nov 01 10:18:48.644 INFO kablam!  --> src/main.rs:5:22
Nov 01 10:18:48.644 INFO kablam!   |
Nov 01 10:18:48.645 INFO kablam! 5 | use clap::{Arg, App, SubCommand, ArgMatches};
Nov 01 10:18:48.645 INFO kablam!   |                      ^^^^^^^^^^
Nov 01 10:18:48.645 INFO kablam! 
Nov 01 10:18:48.812 INFO kablam! warning: unused variable: `err`
Nov 01 10:18:48.813 INFO kablam!   --> src/main.rs:21:13
Nov 01 10:18:48.814 INFO kablam!    |
Nov 01 10:18:48.815 INFO kablam! 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
Nov 01 10:18:48.815 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 01 10:18:48.816 INFO kablam!    |
Nov 01 10:18:48.816 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:18:48.816 INFO kablam! 
Nov 01 10:18:48.895 INFO kablam! warning: unused import: `hyper::Client`
Nov 01 10:18:48.895 INFO kablam!  --> src/main.rs:2:5
Nov 01 10:18:48.895 INFO kablam!   |
Nov 01 10:18:48.895 INFO kablam! 2 | use hyper::Client;
Nov 01 10:18:48.895 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 01 10:18:48.895 INFO kablam!   |
Nov 01 10:18:48.895 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 10:18:48.895 INFO kablam! 
Nov 01 10:18:48.895 INFO kablam! warning: unused import: `SubCommand`
Nov 01 10:18:48.895 INFO kablam!  --> src/main.rs:5:22
Nov 01 10:18:48.895 INFO kablam!   |
Nov 01 10:18:48.895 INFO kablam! 5 | use clap::{Arg, App, SubCommand, ArgMatches};
Nov 01 10:18:48.895 INFO kablam!   |                      ^^^^^^^^^^
Nov 01 10:18:48.895 INFO kablam! 
Nov 01 10:18:49.016 INFO kablam! warning: unused variable: `err`
Nov 01 10:18:49.016 INFO kablam!   --> src/main.rs:21:13
Nov 01 10:18:49.016 INFO kablam!    |
Nov 01 10:18:49.016 INFO kablam! 21 |     fn from(err: std::num::ParseIntError) -> TaskError {
Nov 01 10:18:49.016 INFO kablam!    |             ^^^ help: consider using `_err` instead
Nov 01 10:18:49.016 INFO kablam!    |
Nov 01 10:18:49.016 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 10:18:49.016 INFO kablam! 
Nov 01 10:18:49.069 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.72s
Nov 01 10:18:49.076 INFO kablam! su: No module specific data is present
Nov 01 10:18:50.048 INFO running `"docker" "rm" "-f" "0648bef4ec8eff9bb24726ad1827e4300fee6b75d4d69723b92b8f6dabbed897"`
Nov 01 10:18:50.360 INFO blam! 0648bef4ec8eff9bb24726ad1827e4300fee6b75d4d69723b92b8f6dabbed897