[INFO] cloning repository https://github.com/ddrillini/rusty-steps
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddrillini/rusty-steps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrillini%2Frusty-steps", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrillini%2Frusty-steps'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 009940434b9d906d2128c88aeba7f68254af1025
[INFO] testing ddrillini/rusty-steps against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrillini%2Frusty-steps" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddrillini/rusty-steps on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddrillini/rusty-steps
[INFO] finished tweaking git repo https://github.com/ddrillini/rusty-steps
[INFO] tweaked toml for git repo https://github.com/ddrillini/rusty-steps written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ddrillini/rusty-steps already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wayland-protocols v0.12.5
[INFO] [stderr]   Downloaded token_store v0.1.2
[INFO] [stderr]   Downloaded wayland-client v0.12.5
[INFO] [stderr]   Downloaded core-foundation v0.4.6
[INFO] [stderr]   Downloaded shared_library v0.1.8
[INFO] [stderr]   Downloaded gl_generator v0.8.0
[INFO] [stderr]   Downloaded cgl v0.2.1
[INFO] [stderr]   Downloaded gl_generator v0.9.0
[INFO] [stderr]   Downloaded remove_dir_all v0.5.0
[INFO] [stderr]   Downloaded smallvec v0.6.0
[INFO] [stderr]   Downloaded wayland-sys v0.12.5
[INFO] [stderr]   Downloaded glutin v0.12.2
[INFO] [stderr]   Downloaded core-graphics v0.13.0
[INFO] [stderr]   Downloaded glium v0.20.0
[INFO] [stderr]   Downloaded cocoa v0.14.0
[INFO] [stderr]   Downloaded core-graphics v0.12.4
[INFO] [stderr]   Downloaded tempfile v3.0.0
[INFO] [stderr]   Downloaded wayland-kbd v0.13.1
[INFO] [stderr]   Downloaded memmap v0.6.2
[INFO] [stderr]   Downloaded xml-rs v0.7.0
[INFO] [stderr]   Downloaded wayland-scanner v0.12.5
[INFO] [stderr]   Downloaded libloading v0.5.0
[INFO] [stderr]   Downloaded wayland-window v0.13.3
[INFO] [stderr]   Downloaded winit v0.10.0
[INFO] [stderr]   Downloaded cocoa v0.13.0
[INFO] [stderr]   Downloaded x11-dl v2.17.5
[INFO] [stderr]   Downloaded khronos_api v2.2.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.4.6
[INFO] [stderr]   Downloaded gleam v0.4.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "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] a88357b7a0c5b56bca1eecae27fc6ac844c6c2309c603bf9d6f8e21b2ba00a14
[INFO] running `Command { std: "docker" "start" "-a" "a88357b7a0c5b56bca1eecae27fc6ac844c6c2309c603bf9d6f8e21b2ba00a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a88357b7a0c5b56bca1eecae27fc6ac844c6c2309c603bf9d6f8e21b2ba00a14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88357b7a0c5b56bca1eecae27fc6ac844c6c2309c603bf9d6f8e21b2ba00a14", kill_on_drop: false }`
[INFO] [stdout] a88357b7a0c5b56bca1eecae27fc6ac844c6c2309c603bf9d6f8e21b2ba00a14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", 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] 788b1987ea7225d9b4708e3e42761ef6afe6f3eed83e15f9330c9a5304e7c7bb
[INFO] running `Command { std: "docker" "start" "-a" "788b1987ea7225d9b4708e3e42761ef6afe6f3eed83e15f9330c9a5304e7c7bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling token_store v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling tempfile v3.0.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling x11-dl v2.17.5
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling wayland-scanner v0.12.5
[INFO] [stderr]    Compiling gl_generator v0.8.0
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.12.5
[INFO] [stderr]    Compiling wayland-client v0.12.5
[INFO] [stderr]    Compiling wayland-protocols v0.12.5
[INFO] [stderr]    Compiling glutin v0.12.2
[INFO] [stderr]    Compiling glium v0.20.0
[INFO] [stderr]    Compiling wayland-kbd v0.13.1
[INFO] [stderr]    Compiling wayland-window v0.13.3
[INFO] [stderr]    Compiling winit v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling rusty-steps v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 13s
[INFO] running `Command { std: "docker" "inspect" "788b1987ea7225d9b4708e3e42761ef6afe6f3eed83e15f9330c9a5304e7c7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "788b1987ea7225d9b4708e3e42761ef6afe6f3eed83e15f9330c9a5304e7c7bb", kill_on_drop: false }`
[INFO] [stdout] 788b1987ea7225d9b4708e3e42761ef6afe6f3eed83e15f9330c9a5304e7c7bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d6f18d54ee6cd3b313962b7c351eab00a4c29941ad9fd229c7f9d4b370838a0
[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" "5d6f18d54ee6cd3b313962b7c351eab00a4c29941ad9fd229c7f9d4b370838a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-steps v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 0.92s
[INFO] running `Command { std: "docker" "inspect" "5d6f18d54ee6cd3b313962b7c351eab00a4c29941ad9fd229c7f9d4b370838a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6f18d54ee6cd3b313962b7c351eab00a4c29941ad9fd229c7f9d4b370838a0", kill_on_drop: false }`
[INFO] [stdout] 5d6f18d54ee6cd3b313962b7c351eab00a4c29941ad9fd229c7f9d4b370838a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e95a64464b14e7abd90c21d657acef64db4eb18e9dc4f13afc6a267fb740bab
[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" "8e95a64464b14e7abd90c21d657acef64db4eb18e9dc4f13afc6a267fb740bab", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rusty-steps` (bin "rusty-steps" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_steps-3654e6ef6847856f)
[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" "8e95a64464b14e7abd90c21d657acef64db4eb18e9dc4f13afc6a267fb740bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e95a64464b14e7abd90c21d657acef64db4eb18e9dc4f13afc6a267fb740bab", kill_on_drop: false }`
[INFO] [stdout] 8e95a64464b14e7abd90c21d657acef64db4eb18e9dc4f13afc6a267fb740bab