[INFO] cloning repository https://github.com/taskat/aoc_2016
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taskat/aoc_2016" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaskat%2Faoc_2016", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaskat%2Faoc_2016'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0c7d3c8d3ca64730349ec272314ad32fd131540
[INFO] building taskat/aoc_2016 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaskat%2Faoc_2016" "/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/taskat/aoc_2016 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/taskat/aoc_2016
[INFO] finished tweaking git repo https://github.com/taskat/aoc_2016
[INFO] tweaked toml for git repo https://github.com/taskat/aoc_2016 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/taskat/aoc_2016 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indexmap v0.4.1
[INFO] [stderr]   Downloaded pathfinding v0.6.11
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca117d83e22c4b0cd8195d1869723055b8051f3d83e09dd9197b58bb05f1f118
[INFO] running `Command { std: "docker" "start" "-a" "ca117d83e22c4b0cd8195d1869723055b8051f3d83e09dd9197b58bb05f1f118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca117d83e22c4b0cd8195d1869723055b8051f3d83e09dd9197b58bb05f1f118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca117d83e22c4b0cd8195d1869723055b8051f3d83e09dd9197b58bb05f1f118", kill_on_drop: false }`
[INFO] [stdout] ca117d83e22c4b0cd8195d1869723055b8051f3d83e09dd9197b58bb05f1f118
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4735315f9ed7b095338eaaf15d051aea083c405fb22a0f341d2e7a368c3686f
[INFO] running `Command { std: "docker" "start" "-a" "a4735315f9ed7b095338eaaf15d051aea083c405fb22a0f341d2e7a368c3686f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling indexmap v0.4.1
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling pathfinding v0.6.11
[INFO] [stderr]    Compiling aoc_2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_number` is never used
[INFO] [stdout]    --> src/day10.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | trait Bin {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] 139 |     fn add_chip(&mut self, chip: i32);
[INFO] [stdout] 140 |     fn get_number(&self) -> i32;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]    --> src/day10.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct Output {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] 151 |     number: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "a4735315f9ed7b095338eaaf15d051aea083c405fb22a0f341d2e7a368c3686f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4735315f9ed7b095338eaaf15d051aea083c405fb22a0f341d2e7a368c3686f", kill_on_drop: false }`
[INFO] [stdout] a4735315f9ed7b095338eaaf15d051aea083c405fb22a0f341d2e7a368c3686f
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b784b7d970e912ada31f5e649d10144139d503cc21fa4a9552ad97a6d2e26de3
[INFO] running `Command { std: "docker" "start" "-a" "b784b7d970e912ada31f5e649d10144139d503cc21fa4a9552ad97a6d2e26de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc_2016 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_number` is never used
[INFO] [stdout]    --> src/day10.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 138 | trait Bin {
[INFO] [stdout]     |       --- method in this trait
[INFO] [stdout] 139 |     fn add_chip(&mut self, chip: i32);
[INFO] [stdout] 140 |     fn get_number(&self) -> i32;
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `number` is never read
[INFO] [stdout]    --> src/day10.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 150 | struct Output {
[INFO] [stdout]     |        ------ field in this struct
[INFO] [stdout] 151 |     number: i32,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Output` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "b784b7d970e912ada31f5e649d10144139d503cc21fa4a9552ad97a6d2e26de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b784b7d970e912ada31f5e649d10144139d503cc21fa4a9552ad97a6d2e26de3", kill_on_drop: false }`
[INFO] [stdout] b784b7d970e912ada31f5e649d10144139d503cc21fa4a9552ad97a6d2e26de3