[INFO] updating cached repository deifactor/clockwork-mage
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/deifactor/clockwork-mage
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/deifactor/clockwork-mage" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/deifactor/clockwork-mage'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/deifactor/clockwork-mage" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/deifactor/clockwork-mage"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/deifactor/clockwork-mage'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cd33adabdf8d30278d82d2c4c61588324f2840cf
[INFO] sha for GitHub repo deifactor/clockwork-mage: cd33adabdf8d30278d82d2c4c61588324f2840cf
[INFO] validating manifest of deifactor/clockwork-mage on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of deifactor/clockwork-mage on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing deifactor/clockwork-mage
[INFO] finished frobbing deifactor/clockwork-mage
[INFO] frobbed toml for deifactor/clockwork-mage written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/deifactor/clockwork-mage/Cargo.toml
[INFO] started frobbing deifactor/clockwork-mage
[INFO] finished frobbing deifactor/clockwork-mage
[INFO] frobbed toml for deifactor/clockwork-mage written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/deifactor/clockwork-mage/Cargo.toml
[INFO] crate deifactor/clockwork-mage has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking deifactor/clockwork-mage against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-2/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/deifactor/clockwork-mage:/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 64a8bb9746f4234044d5f9319256e56322b35d1947f92624dfab3a7365aebbe6
[INFO] running `"docker" "start" "-a" "64a8bb9746f4234044d5f9319256e56322b35d1947f92624dfab3a7365aebbe6"`
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking trackable v0.2.20
[INFO] [stderr]     Checking sloggers v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking clockwork-mage v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `target`
[INFO] [stderr]   --> src/simulator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     target: Target,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `event_log`
[INFO] [stderr]   --> src/simulator.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn event_log(&self) -> &Vec<Event> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `target`
[INFO] [stderr]   --> src/simulator.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     target: Target,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.37s
[INFO] running `"docker" "inspect" "64a8bb9746f4234044d5f9319256e56322b35d1947f92624dfab3a7365aebbe6"`
[INFO] running `"docker" "rm" "-f" "64a8bb9746f4234044d5f9319256e56322b35d1947f92624dfab3a7365aebbe6"`
[INFO] [stdout] 64a8bb9746f4234044d5f9319256e56322b35d1947f92624dfab3a7365aebbe6