[INFO] cloning repository https://github.com/whostolemyhat/snowflakes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whostolemyhat/snowflakes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fsnowflakes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fsnowflakes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 583546befdc15b4b1a7d65b472f4751b0ca07013
[INFO] testing whostolemyhat/snowflakes against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhostolemyhat%2Fsnowflakes" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whostolemyhat/snowflakes on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whostolemyhat/snowflakes
[INFO] finished tweaking git repo https://github.com/whostolemyhat/snowflakes
[INFO] tweaked toml for git repo https://github.com/whostolemyhat/snowflakes written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/whostolemyhat/snowflakes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.11
[INFO] [stderr]   Downloaded lazy_static v1.0.1
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded c_vec v1.2.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.5.0
[INFO] [stderr]   Downloaded gobject-sys v0.5.0
[INFO] [stderr]   Downloaded cairo-rs v0.3.0
[INFO] [stderr]   Downloaded libc v0.2.41
[INFO] [stderr]   Downloaded glib-sys v0.5.0
[INFO] [stderr]   Downloaded glib v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7a094e34c60d61e1d71d56cd5b3fa88e4db5a9390933e49344fe83d413f567a
[INFO] running `Command { std: "docker" "start" "-a" "f7a094e34c60d61e1d71d56cd5b3fa88e4db5a9390933e49344fe83d413f567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7a094e34c60d61e1d71d56cd5b3fa88e4db5a9390933e49344fe83d413f567a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a094e34c60d61e1d71d56cd5b3fa88e4db5a9390933e49344fe83d413f567a", kill_on_drop: false }`
[INFO] [stdout] f7a094e34c60d61e1d71d56cd5b3fa88e4db5a9390933e49344fe83d413f567a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a8cc94dc4100aecb2f4f087171c9f1edbbe346db953ecd258de4e8a6a79a195
[INFO] running `Command { std: "docker" "start" "-a" "4a8cc94dc4100aecb2f4f087171c9f1edbbe346db953ecd258de4e8a6a79a195", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "4a8cc94dc4100aecb2f4f087171c9f1edbbe346db953ecd258de4e8a6a79a195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a8cc94dc4100aecb2f4f087171c9f1edbbe346db953ecd258de4e8a6a79a195", kill_on_drop: false }`
[INFO] [stdout] 4a8cc94dc4100aecb2f4f087171c9f1edbbe346db953ecd258de4e8a6a79a195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec265eef7305d07ea9c2deb3cd62b5f4ef43858ae7755a47e4ed34df1f1605d8
[INFO] running `Command { std: "docker" "start" "-a" "ec265eef7305d07ea9c2deb3cd62b5f4ef43858ae7755a47e4ed34df1f1605d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.34s
[INFO] running `Command { std: "docker" "inspect" "ec265eef7305d07ea9c2deb3cd62b5f4ef43858ae7755a47e4ed34df1f1605d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec265eef7305d07ea9c2deb3cd62b5f4ef43858ae7755a47e4ed34df1f1605d8", kill_on_drop: false }`
[INFO] [stdout] ec265eef7305d07ea9c2deb3cd62b5f4ef43858ae7755a47e4ed34df1f1605d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b67077dd426e0d487b66968ccf3d8ccdf394dc75b55765a0bec48ff566e409f
[INFO] running `Command { std: "docker" "start" "-a" "7b67077dd426e0d487b66968ccf3d8ccdf394dc75b55765a0bec48ff566e409f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snowflake-048cab56dcde4bac)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-d4b53b68e60ffb4f)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflake
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b67077dd426e0d487b66968ccf3d8ccdf394dc75b55765a0bec48ff566e409f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b67077dd426e0d487b66968ccf3d8ccdf394dc75b55765a0bec48ff566e409f", kill_on_drop: false }`
[INFO] [stdout] 7b67077dd426e0d487b66968ccf3d8ccdf394dc75b55765a0bec48ff566e409f