[INFO] cloning repository https://github.com/tkiapril/rust-irc-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkiapril/rust-irc-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkiapril%2Frust-irc-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkiapril%2Frust-irc-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 35863b34840b22fa285d368d44fcfa932be86507
[INFO] checking tkiapril/rust-irc-bot against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkiapril%2Frust-irc-bot" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkiapril/rust-irc-bot on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkiapril/rust-irc-bot
[INFO] finished tweaking git repo https://github.com/tkiapril/rust-irc-bot
[INFO] tweaked toml for git repo https://github.com/tkiapril/rust-irc-bot written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tkiapril/rust-irc-bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bufstream v0.1.2
[INFO] [stderr]   Downloaded quasi v0.10.0
[INFO] [stderr]   Downloaded serde v0.7.5
[INFO] [stderr]   Downloaded irc v0.11.3
[INFO] [stderr]   Downloaded bson v0.2.1
[INFO] [stderr]   Downloaded byteorder v0.5.2
[INFO] [stderr]   Downloaded aster v0.16.0
[INFO] [stderr]   Downloaded quasi_codegen v0.10.0
[INFO] [stderr]   Downloaded syntex v0.32.0
[INFO] [stderr]   Downloaded mongodb v0.1.4
[INFO] [stderr]   Downloaded textnonce v0.3.2
[INFO] [stderr]   Downloaded serde_codegen v0.7.5
[INFO] [stderr]   Downloaded syntex_syntax v0.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c093cc87fd352b85a32bd882ff86aa92972f3c73573adaa846337ecbb2c3f474
[INFO] running `Command { std: "docker" "start" "-a" "c093cc87fd352b85a32bd882ff86aa92972f3c73573adaa846337ecbb2c3f474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c093cc87fd352b85a32bd882ff86aa92972f3c73573adaa846337ecbb2c3f474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c093cc87fd352b85a32bd882ff86aa92972f3c73573adaa846337ecbb2c3f474", kill_on_drop: false }`
[INFO] [stdout] c093cc87fd352b85a32bd882ff86aa92972f3c73573adaa846337ecbb2c3f474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f2f653caf9c6e7e64d8b08cf2437c8fb4eaa1fc7daf19e0716c8b28f89959a3
[INFO] running `Command { std: "docker" "start" "-a" "3f2f653caf9c6e7e64d8b08cf2437c8fb4eaa1fc7daf19e0716c8b28f89959a3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.2.7
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling libc v0.2.11
[INFO] [stderr]    Compiling gcc v0.3.28
[INFO] [stderr]    Compiling rustc-serialize v0.3.19
[INFO] [stderr]    Compiling pkg-config v0.3.8
[INFO] [stderr]     Checking num-traits v0.1.32
[INFO] [stderr]     Checking serde v0.7.5
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking linked-hash-map v0.0.9
[INFO] [stderr]     Checking lazy_static v0.2.1
[INFO] [stderr]     Checking byteorder v0.3.13
[INFO] [stderr]     Checking byteorder v0.5.2
[INFO] [stderr]     Checking separator v0.3.1
[INFO] [stderr]     Checking bufstream v0.1.2
[INFO] [stderr]     Checking scan_fmt v0.1.1
[INFO] [stderr]     Checking encoding v0.2.32
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling term v0.2.14
[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] [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 openssl-sys-extras v0.7.13
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling openssl v0.7.13
[INFO] [stderr]     Checking time v0.1.35
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]    Compiling openssl-sys v0.7.13
[INFO] [stderr]     Checking num-integer v0.1.32
[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` due to 2 previous errors
[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" "3f2f653caf9c6e7e64d8b08cf2437c8fb4eaa1fc7daf19e0716c8b28f89959a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2f653caf9c6e7e64d8b08cf2437c8fb4eaa1fc7daf19e0716c8b28f89959a3", kill_on_drop: false }`
[INFO] [stdout] 3f2f653caf9c6e7e64d8b08cf2437c8fb4eaa1fc7daf19e0716c8b28f89959a3