[INFO] crate wasmer-emscripten 0.5.7 is already in cache
[INFO] extracting crate wasmer-emscripten 0.5.7 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wasmer-emscripten/0.5.7
[INFO] extracting crate wasmer-emscripten 0.5.7 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wasmer-emscripten/0.5.7
[INFO] validating manifest of wasmer-emscripten-0.5.7 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wasmer-emscripten-0.5.7 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wasmer-emscripten-0.5.7
[INFO] finished frobbing wasmer-emscripten-0.5.7
[INFO] frobbed toml for wasmer-emscripten-0.5.7 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wasmer-emscripten/0.5.7/Cargo.toml
[INFO] started frobbing wasmer-emscripten-0.5.7
[INFO] finished frobbing wasmer-emscripten-0.5.7
[INFO] frobbed toml for wasmer-emscripten-0.5.7 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/wasmer-emscripten/0.5.7/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking wasmer-emscripten-0.5.7 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/wasmer-emscripten/0.5.7:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 48e0230b0cd5740771d4ee1a31915375806d6c0dd0d1f72ab296b9fa63a0886d
[INFO] running `"docker" "start" "-a" "48e0230b0cd5740771d4ee1a31915375806d6c0dd0d1f72ab296b9fa63a0886d"`
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling constant_time_eq v0.1.4
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking wasmparser v0.32.1
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]     Checking page_size v0.4.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling blake2b_simd v0.4.1
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]    Compiling wasmer-runtime-core v0.5.7
[INFO] [stderr]     Checking serde-bench v0.0.7
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking wasmer-emscripten v0.5.7 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/memory.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut globals = get_emscripten_data(ctx).globals;
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/memory.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let mut globals = get_emscripten_data(ctx).globals;
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.51s
[INFO] running `"docker" "inspect" "48e0230b0cd5740771d4ee1a31915375806d6c0dd0d1f72ab296b9fa63a0886d"`
[INFO] running `"docker" "rm" "-f" "48e0230b0cd5740771d4ee1a31915375806d6c0dd0d1f72ab296b9fa63a0886d"`
[INFO] [stdout] 48e0230b0cd5740771d4ee1a31915375806d6c0dd0d1f72ab296b9fa63a0886d