Dec 11 20:14:01.020 INFO checking dalance/ptags against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 20:14:01.021 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 20:14:01.459 INFO [stdout] 5aaa5c606cc7b0b3523cb2130aaae4399db7bf01807dbc8b7a74204dc73f526b
Dec 11 20:14:01.461 INFO running `"docker" "start" "-a" "5aaa5c606cc7b0b3523cb2130aaae4399db7bf01807dbc8b7a74204dc73f526b"`
Dec 11 20:14:03.327 INFO [stderr] usermod: no changes
Dec 11 20:14:03.532 INFO [stderr]     Checking dirs v1.0.4
Dec 11 20:14:03.532 INFO [stderr]     Checking toml v0.4.6
Dec 11 20:14:03.532 INFO [stderr]    Compiling syn v0.12.14
Dec 11 20:14:03.532 INFO [stderr]     Checking nix v0.10.0
Dec 11 20:14:03.532 INFO [stderr]     Checking error-chain v0.11.0
Dec 11 20:14:03.532 INFO [stderr]    Compiling serde_derive v1.0.38
Dec 11 20:14:18.746 INFO [stderr]    Compiling structopt-derive v0.2.5
Dec 11 20:14:18.753 INFO [stderr]    Compiling structopt-toml-derive v0.2.4
Dec 11 20:14:28.048 INFO [stderr]     Checking structopt v0.2.5
Dec 11 20:14:30.203 INFO [stderr]     Checking structopt-toml v0.2.4
Dec 11 20:14:31.608 INFO [stderr]     Checking ptags v0.2.2-pre (/source)
Dec 11 20:14:33.908 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 20:14:33.908 INFO [stderr]  --> src/lib.rs:7:1
Dec 11 20:14:33.908 INFO [stderr]   |
Dec 11 20:14:33.908 INFO [stderr] 7 | #[macro_use]
Dec 11 20:14:33.908 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 20:14:33.908 INFO [stderr]   |
Dec 11 20:14:33.908 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 20:14:33.908 INFO [stderr] 
Dec 11 20:14:33.908 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 20:14:33.908 INFO [stderr]  --> src/lib.rs:9:1
Dec 11 20:14:33.908 INFO [stderr]   |
Dec 11 20:14:33.908 INFO [stderr] 9 | #[macro_use]
Dec 11 20:14:33.908 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 20:14:33.908 INFO [stderr] 
Dec 11 20:14:34.302 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 20:14:34.302 INFO [stderr]  --> src/lib.rs:7:1
Dec 11 20:14:34.302 INFO [stderr]   |
Dec 11 20:14:34.302 INFO [stderr] 7 | #[macro_use]
Dec 11 20:14:34.302 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 20:14:34.303 INFO [stderr]   |
Dec 11 20:14:34.303 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 20:14:34.303 INFO [stderr] 
Dec 11 20:14:34.303 INFO [stderr] warning: unused `#[macro_use]` import
Dec 11 20:14:34.304 INFO [stderr]  --> src/lib.rs:9:1
Dec 11 20:14:34.304 INFO [stderr]   |
Dec 11 20:14:34.304 INFO [stderr] 9 | #[macro_use]
Dec 11 20:14:34.304 INFO [stderr]   | ^^^^^^^^^^^^
Dec 11 20:14:34.305 INFO [stderr] 
Dec 11 20:14:41.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.27s
Dec 11 20:14:41.649 INFO [stderr] su: No module specific data is present
Dec 11 20:14:43.174 INFO running `"docker" "inspect" "5aaa5c606cc7b0b3523cb2130aaae4399db7bf01807dbc8b7a74204dc73f526b"`
Dec 11 20:14:43.498 INFO running `"docker" "rm" "-f" "5aaa5c606cc7b0b3523cb2130aaae4399db7bf01807dbc8b7a74204dc73f526b"`
Dec 11 20:14:43.859 INFO [stdout] 5aaa5c606cc7b0b3523cb2130aaae4399db7bf01807dbc8b7a74204dc73f526b