Nov 29 19:43:59.390 INFO checking richardbrodie/mercury against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 19:43:59.390 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-3/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 29 19:43:59.906 INFO [stdout] 19ca7c6f0a5c044c1621c6ab8e33be7bc95cbba521568b509b58effef99e9ddc
Nov 29 19:43:59.908 INFO running `"docker" "start" "-a" "19ca7c6f0a5c044c1621c6ab8e33be7bc95cbba521568b509b58effef99e9ddc"`
Nov 29 19:44:01.148 INFO [stderr] usermod: no changes
Nov 29 19:44:01.326 INFO [stderr]     Checking yaml-rust v0.4.2
Nov 29 19:44:01.340 INFO [stderr]    Compiling syn v0.15.15
Nov 29 19:44:01.340 INFO [stderr]     Checking pretty_env_logger v0.2.4
Nov 29 19:44:03.062 INFO [stderr]     Checking serde_yaml v0.8.7
Nov 29 19:44:14.532 INFO [stderr]    Compiling synstructure v0.10.1
Nov 29 19:44:14.532 INFO [stderr]    Compiling serde_derive v1.0.80
Nov 29 19:44:19.177 INFO [stderr]    Compiling failure_derive v0.1.3
Nov 29 19:44:24.145 INFO [stderr]     Checking failure v0.1.3
Nov 29 19:44:25.060 INFO [stderr]     Checking dotenv v0.13.0
Nov 29 19:44:35.690 INFO [stderr]     Checking mercury v0.1.0 (/source)
Nov 29 19:44:36.920 INFO [stderr] warning: unused import: `std::env`
Nov 29 19:44:36.920 INFO [stderr]  --> src/types.rs:2:5
Nov 29 19:44:36.920 INFO [stderr]   |
Nov 29 19:44:36.920 INFO [stderr] 2 | use std::env;
Nov 29 19:44:36.920 INFO [stderr]   |     ^^^^^^^^
Nov 29 19:44:36.920 INFO [stderr]   |
Nov 29 19:44:36.920 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 19:44:36.920 INFO [stderr] 
Nov 29 19:44:36.920 INFO [stderr] warning: unused import: `File`
Nov 29 19:44:36.920 INFO [stderr]  --> src/types.rs:3:21
Nov 29 19:44:36.920 INFO [stderr]   |
Nov 29 19:44:36.920 INFO [stderr] 3 | use std::fs::{self, File};
Nov 29 19:44:36.920 INFO [stderr]   |                     ^^^^
Nov 29 19:44:36.920 INFO [stderr] 
Nov 29 19:44:36.920 INFO [stderr] warning: unused import: `std::env`
Nov 29 19:44:36.920 INFO [stderr]  --> src/types.rs:2:5
Nov 29 19:44:36.921 INFO [stderr]   |
Nov 29 19:44:36.921 INFO [stderr] 2 | use std::env;
Nov 29 19:44:36.921 INFO [stderr]   |     ^^^^^^^^
Nov 29 19:44:36.921 INFO [stderr]   |
Nov 29 19:44:36.921 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 19:44:36.921 INFO [stderr] 
Nov 29 19:44:36.921 INFO [stderr] warning: unused import: `File`
Nov 29 19:44:36.921 INFO [stderr]  --> src/types.rs:3:21
Nov 29 19:44:36.921 INFO [stderr]   |
Nov 29 19:44:36.921 INFO [stderr] 3 | use std::fs::{self, File};
Nov 29 19:44:36.921 INFO [stderr]   |                     ^^^^
Nov 29 19:44:36.921 INFO [stderr] 
Nov 29 19:44:37.061 INFO [stderr] warning: struct is never constructed: `Feed`
Nov 29 19:44:37.061 INFO [stderr]  --> src/types.rs:6:1
Nov 29 19:44:37.061 INFO [stderr]   |
Nov 29 19:44:37.061 INFO [stderr] 6 | pub struct Feed {
Nov 29 19:44:37.061 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 29 19:44:37.061 INFO [stderr]   |
Nov 29 19:44:37.061 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 19:44:37.061 INFO [stderr] 
Nov 29 19:44:37.061 INFO [stderr] warning: struct is never constructed: `Item`
Nov 29 19:44:37.061 INFO [stderr]   --> src/types.rs:10:1
Nov 29 19:44:37.061 INFO [stderr]    |
Nov 29 19:44:37.061 INFO [stderr] 10 | pub struct Item {
Nov 29 19:44:37.061 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 29 19:44:37.061 INFO [stderr] 
Nov 29 19:44:37.061 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:44:37.061 INFO [stderr]   --> src/types.rs:29:13
Nov 29 19:44:37.061 INFO [stderr]    |
Nov 29 19:44:37.061 INFO [stderr] 29 |             fs::create_dir(&self.feed_path);
Nov 29 19:44:37.061 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:44:37.061 INFO [stderr]    |
Nov 29 19:44:37.061 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:44:37.061 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:44:37.061 INFO [stderr] 
Nov 29 19:44:37.061 INFO [stderr] warning: struct is never constructed: `Feed`
Nov 29 19:44:37.061 INFO [stderr]  --> src/types.rs:6:1
Nov 29 19:44:37.061 INFO [stderr]   |
Nov 29 19:44:37.061 INFO [stderr] 6 | pub struct Feed {
Nov 29 19:44:37.061 INFO [stderr]   | ^^^^^^^^^^^^^^^
Nov 29 19:44:37.061 INFO [stderr]   |
Nov 29 19:44:37.061 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 29 19:44:37.061 INFO [stderr] 
Nov 29 19:44:37.061 INFO [stderr] warning: struct is never constructed: `Item`
Nov 29 19:44:37.061 INFO [stderr]   --> src/types.rs:10:1
Nov 29 19:44:37.061 INFO [stderr]    |
Nov 29 19:44:37.061 INFO [stderr] 10 | pub struct Item {
Nov 29 19:44:37.061 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 29 19:44:37.061 INFO [stderr] 
Nov 29 19:44:37.068 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 29 19:44:37.068 INFO [stderr]   --> src/types.rs:29:13
Nov 29 19:44:37.068 INFO [stderr]    |
Nov 29 19:44:37.068 INFO [stderr] 29 |             fs::create_dir(&self.feed_path);
Nov 29 19:44:37.068 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 29 19:44:37.068 INFO [stderr]    |
Nov 29 19:44:37.068 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 29 19:44:37.068 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 29 19:44:37.068 INFO [stderr] 
Nov 29 19:44:37.108 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.92s
Nov 29 19:44:37.120 INFO [stderr] su: No module specific data is present
Nov 29 19:44:37.924 INFO running `"docker" "inspect" "19ca7c6f0a5c044c1621c6ab8e33be7bc95cbba521568b509b58effef99e9ddc"`
Nov 29 19:44:38.292 INFO running `"docker" "rm" "-f" "19ca7c6f0a5c044c1621c6ab8e33be7bc95cbba521568b509b58effef99e9ddc"`
Nov 29 19:44:38.612 INFO [stdout] 19ca7c6f0a5c044c1621c6ab8e33be7bc95cbba521568b509b58effef99e9ddc