[INFO] cloning repository https://github.com/howeih/Day-55-Quincunx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-55-Quincunx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-55-Quincunx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-55-Quincunx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec3301cb7c8f55c7d75379e1449de28a1cd20dc8
[INFO] testing howeih/Day-55-Quincunx against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-55-Quincunx" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-55-Quincunx 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/howeih/Day-55-Quincunx
[INFO] finished tweaking git repo https://github.com/howeih/Day-55-Quincunx
[INFO] tweaked toml for git repo https://github.com/howeih/Day-55-Quincunx written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-55-Quincunx 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 2f748c702ff0c86f96ec5f836829f5330b1d4971098ab45e496a75c51e312ffd
[INFO] running `Command { std: "docker" "start" "-a" "2f748c702ff0c86f96ec5f836829f5330b1d4971098ab45e496a75c51e312ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f748c702ff0c86f96ec5f836829f5330b1d4971098ab45e496a75c51e312ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f748c702ff0c86f96ec5f836829f5330b1d4971098ab45e496a75c51e312ffd", kill_on_drop: false }`
[INFO] [stdout] 2f748c702ff0c86f96ec5f836829f5330b1d4971098ab45e496a75c51e312ffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 93276712232bb9c2d840b1e162f797a48108a3a71bb1c4d1604f85cf64885449
[INFO] running `Command { std: "docker" "start" "-a" "93276712232bb9c2d840b1e162f797a48108a3a71bb1c4d1604f85cf64885449", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling gnuplot v0.0.31
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quincunx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/main.rs:94:14
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stdout]    |              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]   --> src/main.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stdout]    |                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "93276712232bb9c2d840b1e162f797a48108a3a71bb1c4d1604f85cf64885449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93276712232bb9c2d840b1e162f797a48108a3a71bb1c4d1604f85cf64885449", kill_on_drop: false }`
[INFO] [stdout] 93276712232bb9c2d840b1e162f797a48108a3a71bb1c4d1604f85cf64885449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0874f8412e74384a85b1b198c9bb1cc4a91a93f0ca5e280e21b336fcad737d42
[INFO] running `Command { std: "docker" "start" "-a" "0874f8412e74384a85b1b198c9bb1cc4a91a93f0ca5e280e21b336fcad737d42", kill_on_drop: false }`
[INFO] [stderr]    Compiling quincunx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `x` is never read
[INFO] [stdout]   --> src/main.rs:94:14
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stdout]    |              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `y` is never read
[INFO] [stdout]   --> src/main.rs:94:21
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stdout]    |                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0874f8412e74384a85b1b198c9bb1cc4a91a93f0ca5e280e21b336fcad737d42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0874f8412e74384a85b1b198c9bb1cc4a91a93f0ca5e280e21b336fcad737d42", kill_on_drop: false }`
[INFO] [stdout] 0874f8412e74384a85b1b198c9bb1cc4a91a93f0ca5e280e21b336fcad737d42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] bd4b54239f8adad501fbc10dc3b453493acdebadebd8b22bc47645db2b3569ed
[INFO] running `Command { std: "docker" "start" "-a" "bd4b54239f8adad501fbc10dc3b453493acdebadebd8b22bc47645db2b3569ed", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]   --> src/main.rs:94:14
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stderr]    |              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y` is never read
[INFO] [stderr]   --> src/main.rs:94:21
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let (mut x, mut y) = animate_quincunx(1., &balls);
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `quincunx` (bin "quincunx" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quincunx-47cc4fb31aa5c316)
[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" "bd4b54239f8adad501fbc10dc3b453493acdebadebd8b22bc47645db2b3569ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4b54239f8adad501fbc10dc3b453493acdebadebd8b22bc47645db2b3569ed", kill_on_drop: false }`
[INFO] [stdout] bd4b54239f8adad501fbc10dc3b453493acdebadebd8b22bc47645db2b3569ed