[INFO] updating cached repository https://github.com/rikshot/testbed
[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] [stderr] From https://github.com/rikshot/testbed
[INFO] [stderr]    4677de6..6571290  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6571290e1305618cfcff8ef46e049e4a48d15231
[INFO] testing rikshot/testbed against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frikshot%2Ftestbed" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rikshot/testbed 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/rikshot/testbed
[INFO] finished tweaking git repo https://github.com/rikshot/testbed
[INFO] tweaked toml for git repo https://github.com/rikshot/testbed written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rikshot/testbed 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 8107ad50253b24b703bb640db0d262b6fcfd42afd682132e2a315c8e301ef6f2
[INFO] running `"docker" "start" "-a" "8107ad50253b24b703bb640db0d262b6fcfd42afd682132e2a315c8e301ef6f2"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.40
[INFO] [stderr]    Compiling bumpalo v2.2.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.40
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.40
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.40
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `total` is assigned to, but never used
[INFO] [stderr]    --> src/rs/mandelbrot.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let mut total = 0;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_total` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.74s
[INFO] running `"docker" "inspect" "8107ad50253b24b703bb640db0d262b6fcfd42afd682132e2a315c8e301ef6f2"`
[INFO] running `"docker" "rm" "-f" "8107ad50253b24b703bb640db0d262b6fcfd42afd682132e2a315c8e301ef6f2"`
[INFO] [stdout] 8107ad50253b24b703bb640db0d262b6fcfd42afd682132e2a315c8e301ef6f2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 2ac871e77b09e301cb920eec1f376eaecb2408afaf165ea9cc06897cfa2b00b0
[INFO] running `"docker" "start" "-a" "2ac871e77b09e301cb920eec1f376eaecb2408afaf165ea9cc06897cfa2b00b0"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `total` is assigned to, but never used
[INFO] [stderr]    --> src/rs/mandelbrot.rs:172:13
[INFO] [stderr]     |
[INFO] [stderr] 172 |     let mut total = 0;
[INFO] [stderr]     |             ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_total` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "2ac871e77b09e301cb920eec1f376eaecb2408afaf165ea9cc06897cfa2b00b0"`
[INFO] running `"docker" "rm" "-f" "2ac871e77b09e301cb920eec1f376eaecb2408afaf165ea9cc06897cfa2b00b0"`
[INFO] [stdout] 2ac871e77b09e301cb920eec1f376eaecb2408afaf165ea9cc06897cfa2b00b0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/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] 467774c67ba5d7ca2dac1654919ed77db6f81c1c0a7b72850d628df2fdcafa54
[INFO] running `"docker" "start" "-a" "467774c67ba5d7ca2dac1654919ed77db6f81c1c0a7b72850d628df2fdcafa54"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot-6b7756e6fc7b4838
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "467774c67ba5d7ca2dac1654919ed77db6f81c1c0a7b72850d628df2fdcafa54"`
[INFO] running `"docker" "rm" "-f" "467774c67ba5d7ca2dac1654919ed77db6f81c1c0a7b72850d628df2fdcafa54"`
[INFO] [stdout] 467774c67ba5d7ca2dac1654919ed77db6f81c1c0a7b72850d628df2fdcafa54