[INFO] cloning repository https://github.com/mslynch/adventofcode2016
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mslynch/adventofcode2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmslynch%2Fadventofcode2016", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmslynch%2Fadventofcode2016'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a3f4b8d0ff5f71873da766172ccfe22908a147f5
[INFO] checking mslynch/adventofcode2016 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmslynch%2Fadventofcode2016" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mslynch/adventofcode2016 on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mslynch/adventofcode2016
[INFO] finished tweaking git repo https://github.com/mslynch/adventofcode2016
[INFO] tweaked toml for git repo https://github.com/mslynch/adventofcode2016 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mslynch/adventofcode2016 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpds v0.6.0
[INFO] [stderr]   Downloaded im v12.3.4
[INFO] [stderr]   Downloaded sized-chunks v0.1.3
[INFO] [stderr]   Downloaded fancy-regex v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 247bdbd7abe78f8b780b09514d5ea9ef84206106c5bf01fa0801a80a4dc06009
[INFO] running `Command { std: "docker" "start" "-a" "247bdbd7abe78f8b780b09514d5ea9ef84206106c5bf01fa0801a80a4dc06009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "247bdbd7abe78f8b780b09514d5ea9ef84206106c5bf01fa0801a80a4dc06009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "247bdbd7abe78f8b780b09514d5ea9ef84206106c5bf01fa0801a80a4dc06009", kill_on_drop: false }`
[INFO] [stdout] 247bdbd7abe78f8b780b09514d5ea9ef84206106c5bf01fa0801a80a4dc06009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be3327da7730bdf84a5a727b4c9d3981ea1f3bf3a4c0c6e2f1ef77be6a831a7
[INFO] running `Command { std: "docker" "start" "-a" "0be3327da7730bdf84a5a727b4c9d3981ea1f3bf3a4c0c6e2f1ef77be6a831a7", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking rpds v0.6.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling im v12.3.4
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking sized-chunks v0.1.3
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking fancy-regex v0.2.0
[INFO] [stderr]     Checking adventofcode2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "0be3327da7730bdf84a5a727b4c9d3981ea1f3bf3a4c0c6e2f1ef77be6a831a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be3327da7730bdf84a5a727b4c9d3981ea1f3bf3a4c0c6e2f1ef77be6a831a7", kill_on_drop: false }`
[INFO] [stdout] 0be3327da7730bdf84a5a727b4c9d3981ea1f3bf3a4c0c6e2f1ef77be6a831a7