[INFO] cloning repository https://github.com/luigishat/Julienerator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luigishat/Julienerator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluigishat%2FJulienerator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluigishat%2FJulienerator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95c322089ceb66fb7cea68f66cab8af8de37722b
[INFO] testing luigishat/Julienerator against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluigishat%2FJulienerator" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luigishat/Julienerator on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luigishat/Julienerator
[INFO] finished tweaking git repo https://github.com/luigishat/Julienerator
[INFO] tweaked toml for git repo https://github.com/luigishat/Julienerator written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/luigishat/Julienerator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76fa7178dc74c4b55ffaba9a13866b02f20ea3a0105d302d1e7933476c2daabe
[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" "76fa7178dc74c4b55ffaba9a13866b02f20ea3a0105d302d1e7933476c2daabe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76fa7178dc74c4b55ffaba9a13866b02f20ea3a0105d302d1e7933476c2daabe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fa7178dc74c4b55ffaba9a13866b02f20ea3a0105d302d1e7933476c2daabe", kill_on_drop: false }`
[INFO] [stdout] 76fa7178dc74c4b55ffaba9a13866b02f20ea3a0105d302d1e7933476c2daabe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d516b56998b9e80725842f64e7e12dcc0b1872d9cb7d6c2d437c051ed150f60
[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" "4d516b56998b9e80725842f64e7e12dcc0b1872d9cb7d6c2d437c051ed150f60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling color_quant v1.0.1
[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 crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.1
[INFO] [stderr]    Compiling julia_set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.83s
[INFO] running `Command { std: "docker" "inspect" "4d516b56998b9e80725842f64e7e12dcc0b1872d9cb7d6c2d437c051ed150f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d516b56998b9e80725842f64e7e12dcc0b1872d9cb7d6c2d437c051ed150f60", kill_on_drop: false }`
[INFO] [stdout] 4d516b56998b9e80725842f64e7e12dcc0b1872d9cb7d6c2d437c051ed150f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00c5c0f622aa140c79091f20a115efe29d91359d0931d234f99365b34906275a
[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" "00c5c0f622aa140c79091f20a115efe29d91359d0931d234f99365b34906275a", kill_on_drop: false }`
[INFO] [stderr]    Compiling julia_set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stdout]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00c5c0f622aa140c79091f20a115efe29d91359d0931d234f99365b34906275a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c5c0f622aa140c79091f20a115efe29d91359d0931d234f99365b34906275a", kill_on_drop: false }`
[INFO] [stdout] 00c5c0f622aa140c79091f20a115efe29d91359d0931d234f99365b34906275a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] c0f645f9931cac40ec6248d6e6cbfbe816e8c2edd633a2fccf7f36913ae91c96
[INFO] running `Command { std: "docker" "start" "-a" "c0f645f9931cac40ec6248d6e6cbfbe816e8c2edd633a2fccf7f36913ae91c96", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stderr]    |          ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] running 0 tests
[INFO] [stderr] warning: unused variable: `y`
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:17:13
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 17 |     for (x, y, pixel) in img_buf.enumerate_pixels_mut() {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/julia_set-59b6cfe064a38bb7
[INFO] running `Command { std: "docker" "inspect" "c0f645f9931cac40ec6248d6e6cbfbe816e8c2edd633a2fccf7f36913ae91c96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f645f9931cac40ec6248d6e6cbfbe816e8c2edd633a2fccf7f36913ae91c96", kill_on_drop: false }`
[INFO] [stdout] c0f645f9931cac40ec6248d6e6cbfbe816e8c2edd633a2fccf7f36913ae91c96