[INFO] cloning repository https://github.com/jeromefroe/mandelbrot-web [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeromefroe/mandelbrot-web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fmandelbrot-web", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fmandelbrot-web'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0720b8135de5909271e798b535fef0346d00ab1 [INFO] testing jeromefroe/mandelbrot-web against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeromefroe%2Fmandelbrot-web" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeromefroe/mandelbrot-web on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-4/source/rust-toolchain [INFO] started tweaking git repo https://github.com/jeromefroe/mandelbrot-web [INFO] finished tweaking git repo https://github.com/jeromefroe/mandelbrot-web [INFO] tweaked toml for git repo https://github.com/jeromefroe/mandelbrot-web written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jeromefroe/mandelbrot-web already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-macros v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-tcp v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-sync v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-io v0.2.0-alpha.1 [INFO] [stderr] Downloaded futures-io-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded tokio-executor v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-current-thread v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-fs v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-threadpool v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-udp v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-codec v0.2.0-alpha.1 [INFO] [stderr] Downloaded futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded tokio-reactor v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-timer v0.3.0-alpha.1 [INFO] [stderr] Downloaded futures-sink-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded tokio v0.2.0-alpha.1 [INFO] [stderr] Downloaded tokio-uds v0.3.0-alpha.1 [INFO] [stderr] Downloaded futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded tracing-core v0.1.4 [INFO] [stderr] Downloaded futures-preview v0.3.0-alpha.17 [INFO] [stderr] Downloaded futures-channel-preview v0.3.0-alpha.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4bbb98f1a4c182b53c37fb1a4d4845622e6d1dbb72aedb96c76ce2e5a74baba2 [INFO] running `Command { std: "docker" "start" "-a" "4bbb98f1a4c182b53c37fb1a4d4845622e6d1dbb72aedb96c76ce2e5a74baba2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4bbb98f1a4c182b53c37fb1a4d4845622e6d1dbb72aedb96c76ce2e5a74baba2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bbb98f1a4c182b53c37fb1a4d4845622e6d1dbb72aedb96c76ce2e5a74baba2", kill_on_drop: false }` [INFO] [stdout] 4bbb98f1a4c182b53c37fb1a4d4845622e6d1dbb72aedb96c76ce2e5a74baba2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e419366bd6d221eec7a011c1ce50be0f5a49dd57606e028d945a49bb7defe92f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e419366bd6d221eec7a011c1ce50be0f5a49dd57606e028d945a49bb7defe92f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.61 [INFO] [stderr] Compiling spin v0.5.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling futures-core-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling futures-io-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling tokio-executor v0.2.0-alpha.1 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling either v1.5.2 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling futures-sink-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling tracing-core v0.1.4 [INFO] [stderr] Compiling futures-channel-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling futures-util-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling tokio-current-thread v0.2.0-alpha.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling png v0.15.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling tokio-io v0.2.0-alpha.1 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling tokio-codec v0.2.0-alpha.1 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-sync v0.2.0-alpha.1 [INFO] [stderr] Compiling futures-executor-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling futures-preview v0.3.0-alpha.17 [INFO] [stderr] Compiling tokio-reactor v0.2.0-alpha.1 [INFO] [stderr] Compiling tokio-threadpool v0.2.0-alpha.1 [INFO] [stderr] Compiling tokio-timer v0.3.0-alpha.1 [INFO] [stderr] Compiling tokio-uds v0.3.0-alpha.1 [INFO] [stderr] Compiling tokio-udp v0.2.0-alpha.1 [INFO] [stderr] Compiling tokio-tcp v0.2.0-alpha.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tokio-fs v0.2.0-alpha.1 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.1 [INFO] [stderr] Compiling tokio v0.2.0-alpha.1 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling image v0.22.1 [INFO] [stderr] Compiling mandelbrot-web v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 20s [INFO] running `Command { std: "docker" "inspect" "e419366bd6d221eec7a011c1ce50be0f5a49dd57606e028d945a49bb7defe92f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e419366bd6d221eec7a011c1ce50be0f5a49dd57606e028d945a49bb7defe92f", kill_on_drop: false }` [INFO] [stdout] e419366bd6d221eec7a011c1ce50be0f5a49dd57606e028d945a49bb7defe92f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a7007f17c0c47d4eec429bf1bff680c0456da6b1ca39d2672956e2beee628d5 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6a7007f17c0c47d4eec429bf1bff680c0456da6b1ca39d2672956e2beee628d5", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot-web v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(async_await)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.87s [INFO] running `Command { std: "docker" "inspect" "6a7007f17c0c47d4eec429bf1bff680c0456da6b1ca39d2672956e2beee628d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a7007f17c0c47d4eec429bf1bff680c0456da6b1ca39d2672956e2beee628d5", kill_on_drop: false }` [INFO] [stdout] 6a7007f17c0c47d4eec429bf1bff680c0456da6b1ca39d2672956e2beee628d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 07738a91623a0b61da232d760c54ab3ee3bd1a4dd8035419f9b0eaaafe36fdc7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "07738a91623a0b61da232d760c54ab3ee3bd1a4dd8035419f9b0eaaafe36fdc7", kill_on_drop: false }` [INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(async_await)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot-web` (bin "mandelbrot-web" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot_web-bae0fe099b9874f9) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test mandelbrot::test_parse_pair ... ok [INFO] [stdout] test mandelbrot::test_pixel_to_point ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "07738a91623a0b61da232d760c54ab3ee3bd1a4dd8035419f9b0eaaafe36fdc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07738a91623a0b61da232d760c54ab3ee3bd1a4dd8035419f9b0eaaafe36fdc7", kill_on_drop: false }` [INFO] [stdout] 07738a91623a0b61da232d760c54ab3ee3bd1a4dd8035419f9b0eaaafe36fdc7