[INFO] cloning repository https://github.com/1derless/lmc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1derless/lmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1derless%2Flmc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1derless%2Flmc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f24fb7802957b1fcf1f97b52189d6501293b449
[INFO] checking 1derless/lmc against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1derless%2Flmc" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/1derless/lmc on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/1derless/lmc
[INFO] finished tweaking git repo https://github.com/1derless/lmc
[INFO] tweaked toml for git repo https://github.com/1derless/lmc written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/1derless/lmc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] a424f53eb900de5ea5433a884abbb0f0a63e2a25e15d47897ba580834b9390e6
[INFO] running `Command { std: "docker" "start" "-a" "a424f53eb900de5ea5433a884abbb0f0a63e2a25e15d47897ba580834b9390e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a424f53eb900de5ea5433a884abbb0f0a63e2a25e15d47897ba580834b9390e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a424f53eb900de5ea5433a884abbb0f0a63e2a25e15d47897ba580834b9390e6", kill_on_drop: false }`
[INFO] [stdout] a424f53eb900de5ea5433a884abbb0f0a63e2a25e15d47897ba580834b9390e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] 362c9f16cca4430d371d5e7b10872285eb1d1c34e758d4be4d82a52faedb367a
[INFO] running `Command { std: "docker" "start" "-a" "362c9f16cca4430d371d5e7b10872285eb1d1c34e758d4be4d82a52faedb367a", kill_on_drop: false }`
[INFO] [stderr]     Checking lmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `<`, `>`, or `as`, found keyword `use`
[INFO] [stdout]    --> src/main.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 208 | <<<<<<< HEAD
[INFO] [stdout]     |             - expected one of 7 possible tokens
[INFO] [stdout] 209 |     // Read file.
[INFO] [stdout] 210 |     use std::io::Read;
[INFO] [stdout]     |     ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!`, `(`, `+`, `::`, `<`, `>`, or `as`, found keyword `use`
[INFO] [stdout]    --> src/main.rs:210:5
[INFO] [stdout]     |
[INFO] [stdout] 208 | <<<<<<< HEAD
[INFO] [stdout]     |             - expected one of 7 possible tokens
[INFO] [stdout] 209 |     // Read file.
[INFO] [stdout] 210 |     use std::io::Read;
[INFO] [stdout]     |     ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let mut array: [D3; 100] = std::mem::uninitialized();
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |             let mut array: [D3; 100] = std::mem::uninitialized();
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lmc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "362c9f16cca4430d371d5e7b10872285eb1d1c34e758d4be4d82a52faedb367a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362c9f16cca4430d371d5e7b10872285eb1d1c34e758d4be4d82a52faedb367a", kill_on_drop: false }`
[INFO] [stdout] 362c9f16cca4430d371d5e7b10872285eb1d1c34e758d4be4d82a52faedb367a