[INFO] cloning repository https://github.com/retnuh/rusty_advent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/retnuh/rusty_advent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretnuh%2Frusty_advent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretnuh%2Frusty_advent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd6ac56c9bfab8e1ef0b26d96890ea860fee57af
[INFO] checking retnuh/rusty_advent against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fretnuh%2Frusty_advent" "/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/retnuh/rusty_advent on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/retnuh/rusty_advent
[INFO] finished tweaking git repo https://github.com/retnuh/rusty_advent
[INFO] tweaked toml for git repo https://github.com/retnuh/rusty_advent written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/retnuh/rusty_advent 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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc94d5551aad950cdb65b3540512b6b5559e2539d354fb6609b51598dc1ac20a
[INFO] running `Command { std: "docker" "start" "-a" "bc94d5551aad950cdb65b3540512b6b5559e2539d354fb6609b51598dc1ac20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc94d5551aad950cdb65b3540512b6b5559e2539d354fb6609b51598dc1ac20a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc94d5551aad950cdb65b3540512b6b5559e2539d354fb6609b51598dc1ac20a", kill_on_drop: false }`
[INFO] [stdout] bc94d5551aad950cdb65b3540512b6b5559e2539d354fb6609b51598dc1ac20a
[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=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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcfae3ac5f10d7741fb83dbb5950365f1ffd1310a32ef96a84e67f656eafebb0
[INFO] running `Command { std: "docker" "start" "-a" "fcfae3ac5f10d7741fb83dbb5950365f1ffd1310a32ef96a84e67f656eafebb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.156
[INFO] [stderr]    Compiling openssl-sys v0.9.81
[INFO] [stderr]    Compiling openssl v0.10.46
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling serde v1.0.156
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]     Checking futures-io v0.3.27
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking unicode-bidi v0.3.11
[INFO] [stderr]    Compiling serde_json v1.0.94
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking ipnet v2.7.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio-util v0.7.7
[INFO] [stderr]     Checking h2 v0.3.16
[INFO] [stderr]     Checking hyper v0.14.25
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking reqwest v0.11.14
[INFO] [stderr]     Checking advent v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day3_2015.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mut pos = if santas_turn { &mut santa } else { &mut robo };
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day3_2015.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mut pos = if santas_turn { &mut santa } else { &mut robo };
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "fcfae3ac5f10d7741fb83dbb5950365f1ffd1310a32ef96a84e67f656eafebb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcfae3ac5f10d7741fb83dbb5950365f1ffd1310a32ef96a84e67f656eafebb0", kill_on_drop: false }`
[INFO] [stdout] fcfae3ac5f10d7741fb83dbb5950365f1ffd1310a32ef96a84e67f656eafebb0