[INFO] updating cached repository https://github.com/naftulikay/speedrace.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fd735eba5cdb8abf28f71f9eedc36078baf26ef5
[INFO] testing naftulikay/speedrace.rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fspeedrace.rs" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naftulikay/speedrace.rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/naftulikay/speedrace.rs
[INFO] finished tweaking git repo https://github.com/naftulikay/speedrace.rs
[INFO] tweaked toml for git repo https://github.com/naftulikay/speedrace.rs written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/naftulikay/speedrace.rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 0353b7e5af1db6529d7426ca479ae63710b2826581a35db6e04ea0bc2994697b
[INFO] running `"docker" "start" "-a" "0353b7e5af1db6529d7426ca479ae63710b2826581a35db6e04ea0bc2994697b"`
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.2.6
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling speedracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `w` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut w: u64 = 0;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_w` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `"docker" "inspect" "0353b7e5af1db6529d7426ca479ae63710b2826581a35db6e04ea0bc2994697b"`
[INFO] running `"docker" "rm" "-f" "0353b7e5af1db6529d7426ca479ae63710b2826581a35db6e04ea0bc2994697b"`
[INFO] [stdout] 0353b7e5af1db6529d7426ca479ae63710b2826581a35db6e04ea0bc2994697b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 736f99eacded9ee63f8e8b4694b1ebca08e640ff79527350d6474b26ac333c1f
[INFO] running `"docker" "start" "-a" "736f99eacded9ee63f8e8b4694b1ebca08e640ff79527350d6474b26ac333c1f"`
[INFO] [stderr]    Compiling speedracers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `w` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |     let mut w: u64 = 0;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_w` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "736f99eacded9ee63f8e8b4694b1ebca08e640ff79527350d6474b26ac333c1f"`
[INFO] running `"docker" "rm" "-f" "736f99eacded9ee63f8e8b4694b1ebca08e640ff79527350d6474b26ac333c1f"`
[INFO] [stdout] 736f99eacded9ee63f8e8b4694b1ebca08e640ff79527350d6474b26ac333c1f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 07cf077d122290f34c835a17a6b810f39f5df1ebcd2dd46aa2efe66c4733be45
[INFO] running `"docker" "start" "-a" "07cf077d122290f34c835a17a6b810f39f5df1ebcd2dd46aa2efe66c4733be45"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/speedracers-f9306bd1fb1db59c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "07cf077d122290f34c835a17a6b810f39f5df1ebcd2dd46aa2efe66c4733be45"`
[INFO] running `"docker" "rm" "-f" "07cf077d122290f34c835a17a6b810f39f5df1ebcd2dd46aa2efe66c4733be45"`
[INFO] [stdout] 07cf077d122290f34c835a17a6b810f39f5df1ebcd2dd46aa2efe66c4733be45