[INFO] cloning repository https://github.com/spacedome/weekend-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spacedome/weekend-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacedome%2Fweekend-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacedome%2Fweekend-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6fa87164e14098337f4ee2711799c5c7256e3cd
[INFO] checking spacedome/weekend-rust against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspacedome%2Fweekend-rust" "/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/spacedome/weekend-rust 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/spacedome/weekend-rust
[INFO] finished tweaking git repo https://github.com/spacedome/weekend-rust
[INFO] tweaked toml for git repo https://github.com/spacedome/weekend-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/spacedome/weekend-rust 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded color_quant v1.0.0
[INFO] [stderr]   Downloaded num-integer v0.1.32
[INFO] [stderr]   Downloaded num-rational v0.1.32
[INFO] [stderr]   Downloaded num-traits v0.1.34
[INFO] [stderr]   Downloaded num v0.1.34
[INFO] [stderr]   Downloaded png v0.5.2
[INFO] [stderr]   Downloaded enum_primitive v0.1.0
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded deque v0.3.1
[INFO] [stderr]   Downloaded nalgebra v0.8.2
[INFO] [stderr]   Downloaded gcc v0.3.32
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded inflate v0.1.1
[INFO] [stderr]   Downloaded image v0.10.3
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.7
[INFO] [stderr]   Downloaded rustc-serialize v0.3.19
[INFO] [stderr]   Downloaded rand v0.3.14
[INFO] [stderr]   Downloaded num-complex v0.1.33
[INFO] [stderr]   Downloaded num-bigint v0.1.33
[INFO] [stderr]   Downloaded rayon v0.4.0
[INFO] [stderr]   Downloaded gif v0.9.0
[INFO] [stderr]   Downloaded libc v0.2.15
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.6
[INFO] [stderr]   Downloaded miniz-sys v0.1.7
[INFO] [stderr]   Downloaded flate2 v0.2.14
[INFO] [stderr]   Downloaded num-iter v0.1.32
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6fb5bf1debb63d6520530d1e335569c6ce14b3e7f09ef6218b019b504ce4c59
[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" "c6fb5bf1debb63d6520530d1e335569c6ce14b3e7f09ef6218b019b504ce4c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6fb5bf1debb63d6520530d1e335569c6ce14b3e7f09ef6218b019b504ce4c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fb5bf1debb63d6520530d1e335569c6ce14b3e7f09ef6218b019b504ce4c59", kill_on_drop: false }`
[INFO] [stdout] c6fb5bf1debb63d6520530d1e335569c6ce14b3e7f09ef6218b019b504ce4c59
[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: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] 48a635fcf6cc0df15001015a3538a079f568c2777f7884c4c0a49722af49c949
[INFO] running `Command { std: "docker" "start" "-a" "48a635fcf6cc0df15001015a3538a079f568c2777f7884c4c0a49722af49c949", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.34
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]    Compiling gcc v0.3.32
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.4.0
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.19/src/serialize.rs:147:45
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking jpeg-decoder v0.1.6
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`
[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" "48a635fcf6cc0df15001015a3538a079f568c2777f7884c4c0a49722af49c949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a635fcf6cc0df15001015a3538a079f568c2777f7884c4c0a49722af49c949", kill_on_drop: false }`
[INFO] [stdout] 48a635fcf6cc0df15001015a3538a079f568c2777f7884c4c0a49722af49c949