[INFO] fetching crate pegasus 0.3.0...
[INFO] checking pegasus-0.3.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate pegasus 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pegasus 0.3.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pegasus 0.3.0
[INFO] finished tweaking crates.io crate pegasus 0.3.0
[INFO] tweaked toml for crates.io crate pegasus 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx v0.14.1
[INFO] [stderr]   Downloaded gfx_core v0.6.1
[INFO] [stderr]   Downloaded gfx_device_gl v0.13.1
[INFO] [stderr]   Downloaded gfx_window_glutin v0.14.0
[INFO] [stderr]   Downloaded specs v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7de3c6b34b81fbec391bc8517ca59950f31e9c6c2b9892547749db69ed6d1b61
[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" "7de3c6b34b81fbec391bc8517ca59950f31e9c6c2b9892547749db69ed6d1b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7de3c6b34b81fbec391bc8517ca59950f31e9c6c2b9892547749db69ed6d1b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de3c6b34b81fbec391bc8517ca59950f31e9c6c2b9892547749db69ed6d1b61", kill_on_drop: false }`
[INFO] [stdout] 7de3c6b34b81fbec391bc8517ca59950f31e9c6c2b9892547749db69ed6d1b61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--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] 691f2ebf712e94904f37f844b00f50b7d21ddfc3369f7c6f8a1cfb8859ec9eef
[INFO] running `Command { std: "docker" "start" "-a" "691f2ebf712e94904f37f844b00f50b7d21ddfc3369f7c6f8a1cfb8859ec9eef", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking gfx_core v0.6.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking pulse v0.5.3
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]     Checking specs v0.7.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling gfx_gl v0.3.1
[INFO] [stderr]    Compiling glutin v0.7.4
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]     Checking env_logger v0.3.5
[INFO] [stderr]     Checking gfx v0.14.1
[INFO] [stderr]     Checking pegasus v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking gfx_device_gl v0.13.1
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.7.8
[INFO] [stderr]     Checking wayland-client v0.7.8
[INFO] [stderr]     Checking wayland-window v0.4.4
[INFO] [stderr]     Checking wayland-kbd v0.6.3
[INFO] [stderr]     Checking winit v0.5.11
[INFO] [stderr]     Checking gfx_window_glutin v0.14.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/sample.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let mut w = plan.mut_world();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` 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 38.10s
[INFO] running `Command { std: "docker" "inspect" "691f2ebf712e94904f37f844b00f50b7d21ddfc3369f7c6f8a1cfb8859ec9eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691f2ebf712e94904f37f844b00f50b7d21ddfc3369f7c6f8a1cfb8859ec9eef", kill_on_drop: false }`
[INFO] [stdout] 691f2ebf712e94904f37f844b00f50b7d21ddfc3369f7c6f8a1cfb8859ec9eef