[INFO] cloning repository https://github.com/density/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/density/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensity%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensity%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] addcf1c76b12a893e14f85a9c5be58fa029fc166
[INFO] checking density/aoc2020 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdensity%2Faoc2020" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/density/aoc2020 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/density/aoc2020
[INFO] finished tweaking git repo https://github.com/density/aoc2020
[INFO] tweaked toml for git repo https://github.com/density/aoc2020 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/density/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded git2-curl v0.14.1
[INFO] [stderr]   Downloaded crates-io v0.33.0
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] [stderr]   Downloaded curl v0.4.40
[INFO] [stderr]   Downloaded git2 v0.13.24
[INFO] [stderr]   Downloaded cargo-util v0.1.1
[INFO] [stderr]   Downloaded rustfix v0.6.0
[INFO] [stderr]   Downloaded serde_ignored v0.1.2
[INFO] [stderr]   Downloaded libgit2-sys v0.12.25+1.3.0
[INFO] [stderr]   Downloaded curl-sys v0.4.50+curl-7.79.1
[INFO] [stderr]   Downloaded cargo v0.57.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffe2a9a6d4466950b031dfb711e057b6af2501272a3e868f3290ed3ba28cdd43
[INFO] running `Command { std: "docker" "start" "-a" "ffe2a9a6d4466950b031dfb711e057b6af2501272a3e868f3290ed3ba28cdd43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffe2a9a6d4466950b031dfb711e057b6af2501272a3e868f3290ed3ba28cdd43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffe2a9a6d4466950b031dfb711e057b6af2501272a3e868f3290ed3ba28cdd43", kill_on_drop: false }`
[INFO] [stdout] ffe2a9a6d4466950b031dfb711e057b6af2501272a3e868f3290ed3ba28cdd43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b612268d6cbf1f1a967b251a1706694f0997cb7f4d70d34a084f52bbf4b3506
[INFO] running `Command { std: "docker" "start" "-a" "8b612268d6cbf1f1a967b251a1706694f0997cb7f4d70d34a084f52bbf4b3506", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking itoa v0.4.8
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[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling typenum v1.14.0
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[INFO] [stderr]    Compiling curl v0.4.40
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[INFO] [stderr]    Compiling filetime v0.2.15
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[INFO] [stderr]    Compiling cc v1.0.72
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[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking aoc21-05 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-05)
[INFO] [stderr]     Checking aoc21-10 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-10)
[INFO] [stderr]     Checking aoc15-03 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-03)
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.1
[INFO] [stderr]     Checking aoc20-13 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-13)
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[INFO] [stderr]     Checking aoc21-13 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-13)
[INFO] [stderr]     Checking aoc21-11 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-11)
[INFO] [stderr]     Checking aoc15-04 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-04)
[INFO] [stderr]     Checking aoc21-14 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-14)
[INFO] [stderr]     Checking aoc20-12 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-12)
[INFO] [stderr]     Checking aoc21-07 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-07)
[INFO] [stderr]     Checking aoc21-12 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-12)
[INFO] [stderr]     Checking aoc20-02 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-02)
[INFO] [stderr]     Checking aoc20-14 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-14)
[INFO] [stderr]     Checking aoc20-07 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-07)
[INFO] [stderr]     Checking aoc20-16 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-16)
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.7+1.45.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling curl-sys v0.4.50+curl-7.79.1
[INFO] [stderr]    Compiling libgit2-sys v0.12.25+1.3.0
[INFO] [stderr]     Checking aoc15-10 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-10)
[INFO] [stderr]     Checking aoc15-09 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-09)
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[INFO] [stderr]     Checking aoc20-17 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-17)
[INFO] [stderr]     Checking aoc15-13 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-13)
[INFO] [stderr]     Checking aoc20-19 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-19)
[INFO] [stderr]     Checking aoc21-06 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-06)
[INFO] [stderr]     Checking aoc21-03 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-03)
[INFO] [stderr]     Checking aoc20-10 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-10)
[INFO] [stderr]     Checking aoc15-08 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-08)
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[INFO] [stderr]     Checking aoc20-25 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-25)
[INFO] [stderr]     Checking aoc21-02 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-02)
[INFO] [stderr]     Checking aoc15-05 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-05)
[INFO] [stderr]     Checking aoc20-08 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-08)
[INFO] [stderr]     Checking aoc20-23 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-23)
[INFO] [stderr]     Checking aoc20-15 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-15)
[INFO] [stderr]     Checking aoc20-21 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-21)
[INFO] [stderr]     Checking aoc15-01 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-01)
[INFO] [stderr]     Checking aoc20-18 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-18)
[INFO] [stderr]     Checking aoc20-11 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-11)
[INFO] [stderr]     Checking aoc20-04 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-04)
[INFO] [stderr]     Checking aoc20-01 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-01)
[INFO] [stderr]     Checking aoc20-22 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-22)
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]     Checking aoc20-05 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-05)
[INFO] [stderr]     Checking aoc21-01 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-01)
[INFO] [stderr]     Checking aoc15-07 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-07)
[INFO] [stderr]     Checking aoc20-09 v0.1.0 (/opt/rustwide/workdir/2020/aoc20-09)
[INFO] [stderr]     Checking aoc15-14 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-14)
[INFO] [stderr]    Compiling cargo v0.57.0
[INFO] [stderr]     Checking aoc21-16 v0.1.0 (/opt/rustwide/workdir/2021/aoc21-16)
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking cargo-util v0.1.1
[INFO] [stderr]     Checking git2 v0.13.24
[INFO] [stderr]     Checking git2-curl v0.14.1
[INFO] [stderr]     Checking cargo-platform v0.1.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_ignored v0.1.2
[INFO] [stderr]     Checking rustfix v0.6.0
[INFO] [stderr]     Checking crates-io v0.33.0
[INFO] [stderr]     Checking aoc15-12 v0.1.0 (/opt/rustwide/workdir/2015/aoc15-12)
[INFO] [stderr]     Checking builder v0.1.0 (/opt/rustwide/workdir/builder)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.01s
[INFO] running `Command { std: "docker" "inspect" "8b612268d6cbf1f1a967b251a1706694f0997cb7f4d70d34a084f52bbf4b3506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b612268d6cbf1f1a967b251a1706694f0997cb7f4d70d34a084f52bbf4b3506", kill_on_drop: false }`
[INFO] [stdout] 8b612268d6cbf1f1a967b251a1706694f0997cb7f4d70d34a084f52bbf4b3506