[INFO] cloning repository https://github.com/KodrAus/intro-to-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KodrAus/intro-to-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKodrAus%2Fintro-to-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKodrAus%2Fintro-to-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b3ec50aff7c4dd9b4e1593d1af87409b442f8fc
[INFO] checking KodrAus/intro-to-rust against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKodrAus%2Fintro-to-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/KodrAus/intro-to-rust on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KodrAus/intro-to-rust
[INFO] finished tweaking git repo https://github.com/KodrAus/intro-to-rust
[INFO] tweaked toml for git repo https://github.com/KodrAus/intro-to-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/KodrAus/intro-to-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unsafe-any v0.4.1
[INFO] [stderr]   Downloaded sequence_trie v0.0.13
[INFO] [stderr]   Downloaded route-recognizer v0.1.11
[INFO] [stderr]   Downloaded regex v0.1.73
[INFO] [stderr]   Downloaded handlebars-iron v0.18.0
[INFO] [stderr]   Downloaded aho-corasick v0.5.2
[INFO] [stderr]   Downloaded traitobject v0.0.3
[INFO] [stderr]   Downloaded mount v0.2.1
[INFO] [stderr]   Downloaded thread_local v0.2.6
[INFO] [stderr]   Downloaded router v0.2.0
[INFO] [stderr]   Downloaded hyper v0.9.10
[INFO] [stderr]   Downloaded matches v0.1.2
[INFO] [stderr]   Downloaded iron v0.4.0
[INFO] [stderr]   Downloaded url v1.2.0
[INFO] [stderr]   Downloaded staticfile v0.3.0
[INFO] [stderr]   Downloaded regex-syntax v0.3.4
[INFO] [stderr]   Downloaded walkdir v0.1.5
[INFO] [stderr]   Downloaded handlebars v0.20.3
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22f0b37cab77fc037d483a9e801380dca22d4027469e8ee70634bd3e06112c77
[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" "22f0b37cab77fc037d483a9e801380dca22d4027469e8ee70634bd3e06112c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22f0b37cab77fc037d483a9e801380dca22d4027469e8ee70634bd3e06112c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22f0b37cab77fc037d483a9e801380dca22d4027469e8ee70634bd3e06112c77", kill_on_drop: false }`
[INFO] [stdout] 22f0b37cab77fc037d483a9e801380dca22d4027469e8ee70634bd3e06112c77
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e9790c5f7fdcb988bc86f032a03783d90d47e0499acc68b358aeb3b5d31e89d
[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" "4e9790c5f7fdcb988bc86f032a03783d90d47e0499acc68b358aeb3b5d31e89d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.15
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking traitobject v0.0.3
[INFO] [stderr]     Checking rustc-serialize v0.3.19
[INFO] [stderr]     Checking httparse v1.1.2
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.3.4
[INFO] [stderr]     Checking pest v0.3.3
[INFO] [stderr]     Checking quick-error v1.1.0
[INFO] [stderr]     Checking sequence_trie v0.0.13
[INFO] [stderr]     Checking route-recognizer v0.1.11
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.2
[INFO] [stderr]     Checking unicode-bidi v0.2.3
[INFO] [stderr]     Checking walkdir v0.1.5
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stderr]     Checking error v0.1.9
[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]     Checking typemap v0.3.3
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking thread_local v0.2.6
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking aho-corasick v0.5.2
[INFO] [stdout] error[E0614]: type `u8` cannot be dereferenced
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/solicit-0.4.4/src/http/frame/mod.rs:182:61
[INFO] [stdout]     |
[INFO] [stdout] 182 |         raw.extend(pack_header(&header).into_iter().map(|x| *x));
[INFO] [stdout]     |                                                             ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v0.1.73
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0614`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `solicit`
[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] [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: build failed
[INFO] running `Command { std: "docker" "inspect" "4e9790c5f7fdcb988bc86f032a03783d90d47e0499acc68b358aeb3b5d31e89d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9790c5f7fdcb988bc86f032a03783d90d47e0499acc68b358aeb3b5d31e89d", kill_on_drop: false }`
[INFO] [stdout] 4e9790c5f7fdcb988bc86f032a03783d90d47e0499acc68b358aeb3b5d31e89d