[INFO] cloning repository https://github.com/baszalmstra/adventofcode2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/baszalmstra/adventofcode2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaszalmstra%2Fadventofcode2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaszalmstra%2Fadventofcode2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f7543d8d8bd746584b9a79e26fa2a04eb1e994d
[INFO] checking baszalmstra/adventofcode2017 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaszalmstra%2Fadventofcode2017" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/baszalmstra/adventofcode2017 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/baszalmstra/adventofcode2017
[INFO] finished tweaking git repo https://github.com/baszalmstra/adventofcode2017
[INFO] tweaked toml for git repo https://github.com/baszalmstra/adventofcode2017 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/baszalmstra/adventofcode2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e7871bd988e2f999674da167179598eec2cfa24946eb1a77d17b70f4903aa4f
[INFO] running `Command { std: "docker" "start" "-a" "2e7871bd988e2f999674da167179598eec2cfa24946eb1a77d17b70f4903aa4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e7871bd988e2f999674da167179598eec2cfa24946eb1a77d17b70f4903aa4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7871bd988e2f999674da167179598eec2cfa24946eb1a77d17b70f4903aa4f", kill_on_drop: false }`
[INFO] [stdout] 2e7871bd988e2f999674da167179598eec2cfa24946eb1a77d17b70f4903aa4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 166fd9b86bf2f98aa3e31500d2942909331da0695123c346b05f36ea4f839462
[INFO] running `Command { std: "docker" "start" "-a" "166fd9b86bf2f98aa3e31500d2942909331da0695123c346b05f36ea4f839462", kill_on_drop: false }`
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking adventofcode2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> src/day9/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `BufReader` in the current scope
[INFO] [stdout]   --> src/day9/main.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut char_iter = reader.chars().map(|c| c.unwrap());
[INFO] [stdout]    |                                ^^^^^ method not found in `BufReader<File>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2017` (bin "day9" test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> src/day9/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `io`
[INFO] [stdout]  --> src/day1/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(io)]
[INFO] [stdout]   |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `File` in the current scope
[INFO] [stdout]   --> src/day1/main.rs:11:29
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let values:Vec<u32> = f.chars()
[INFO] [stdout]    |                             ^^^^^ method not found in `File`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `BufReader` in the current scope
[INFO] [stdout]   --> src/day9/main.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut char_iter = reader.chars().map(|c| c.unwrap());
[INFO] [stdout]    |                                ^^^^^ method not found in `BufReader<File>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode2017` (bin "day1") due to 3 previous errors
[INFO] [stderr] error: could not compile `adventofcode2017` (bin "day9") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "166fd9b86bf2f98aa3e31500d2942909331da0695123c346b05f36ea4f839462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166fd9b86bf2f98aa3e31500d2942909331da0695123c346b05f36ea4f839462", kill_on_drop: false }`
[INFO] [stdout] 166fd9b86bf2f98aa3e31500d2942909331da0695123c346b05f36ea4f839462