[INFO] updating cached repository aochagavia/rocket_wasm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aochagavia/rocket_wasm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aochagavia/rocket_wasm" "work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aochagavia/rocket_wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aochagavia/rocket_wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aochagavia/rocket_wasm" "work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aochagavia/rocket_wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aochagavia/rocket_wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f5912fb7836dc6640d60698817fa4bca3c9f7361
[INFO] sha for GitHub repo aochagavia/rocket_wasm: f5912fb7836dc6640d60698817fa4bca3c9f7361
[INFO] validating manifest of aochagavia/rocket_wasm on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of aochagavia/rocket_wasm on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing aochagavia/rocket_wasm
[INFO] finished frobbing aochagavia/rocket_wasm
[INFO] frobbed toml for aochagavia/rocket_wasm written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aochagavia/rocket_wasm/Cargo.toml
[INFO] started frobbing aochagavia/rocket_wasm
[INFO] finished frobbing aochagavia/rocket_wasm
[INFO] frobbed toml for aochagavia/rocket_wasm written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/gh/aochagavia/rocket_wasm/Cargo.toml
[INFO] crate aochagavia/rocket_wasm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking aochagavia/rocket_wasm against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-4/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/gh/aochagavia/rocket_wasm:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5c840401c9d5936b57dc76159f641040cff4f75e26d73cc4f601cd0c712e20ee
[INFO] running `"docker" "start" "-a" "5c840401c9d5936b57dc76159f641040cff4f75e26d73cc4f601cd0c712e20ee"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand v0.3.18 (https://github.com/aochagavia/rand.git?branch=wasm#cbd99e5e)
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking serde v1.0.23
[INFO] [stderr]     Checking extprim v1.4.0
[INFO] [stderr]     Checking pcg_rand v0.7.1
[INFO] [stderr]     Checking rocket v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `itertools_num` is imported redundantly
[INFO] [stderr]   --> src/util.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use itertools_num;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate itertools_num;
[INFO] [stderr]    | --------------------------- the item `itertools_num` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `itertools_num` is imported redundantly
[INFO] [stderr]   --> src/util.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     use itertools_num;
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/lib.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | extern crate itertools_num;
[INFO] [stderr]    | --------------------------- the item `itertools_num` is already imported here
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `"docker" "inspect" "5c840401c9d5936b57dc76159f641040cff4f75e26d73cc4f601cd0c712e20ee"`
[INFO] running `"docker" "rm" "-f" "5c840401c9d5936b57dc76159f641040cff4f75e26d73cc4f601cd0c712e20ee"`
[INFO] [stdout] 5c840401c9d5936b57dc76159f641040cff4f75e26d73cc4f601cd0c712e20ee