[INFO] cloning repository https://github.com/eistaa/AdventOfCode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eistaa/AdventOfCode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feistaa%2FAdventOfCode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feistaa%2FAdventOfCode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51f9c1340d414ccd192f26ca0746ebfcfcb9700b
[INFO] building eistaa/AdventOfCode2020 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%2Feistaa%2FAdventOfCode2020" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eistaa/AdventOfCode2020 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/eistaa/AdventOfCode2020
[INFO] finished tweaking git repo https://github.com/eistaa/AdventOfCode2020
[INFO] tweaked toml for git repo https://github.com/eistaa/AdventOfCode2020 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/eistaa/AdventOfCode2020 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fd356c5806803093d56c398617dcc4e3d2fa0798bc1d731969e793baf2fcfacc
[INFO] running `Command { std: "docker" "start" "-a" "fd356c5806803093d56c398617dcc4e3d2fa0798bc1d731969e793baf2fcfacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd356c5806803093d56c398617dcc4e3d2fa0798bc1d731969e793baf2fcfacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd356c5806803093d56c398617dcc4e3d2fa0798bc1d731969e793baf2fcfacc", kill_on_drop: false }`
[INFO] [stdout] fd356c5806803093d56c398617dcc4e3d2fa0798bc1d731969e793baf2fcfacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 910b0256417f5892f3d12c85559b79170c89f64e54fe3fec24550c1fdd015683
[INFO] running `Command { std: "docker" "start" "-a" "910b0256417f5892f3d12c85559b79170c89f64e54fe3fec24550c1fdd015683", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `edges` and `interior` are never read
[INFO] [stdout]    --> src/day20.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct Classification {
[INFO] [stdout]     |        -------------- fields in this struct
[INFO] [stdout] 183 |     pub corners: HashSet<u64>,
[INFO] [stdout] 184 |     pub edges: HashSet<u64>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 185 |     pub interior: HashSet<u64>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Classification` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "910b0256417f5892f3d12c85559b79170c89f64e54fe3fec24550c1fdd015683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910b0256417f5892f3d12c85559b79170c89f64e54fe3fec24550c1fdd015683", kill_on_drop: false }`
[INFO] [stdout] 910b0256417f5892f3d12c85559b79170c89f64e54fe3fec24550c1fdd015683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 92db26e8b7cc2ff812db59511d3ca715865ee70430738b2e3a6ef457657706c4
[INFO] running `Command { std: "docker" "start" "-a" "92db26e8b7cc2ff812db59511d3ca715865ee70430738b2e3a6ef457657706c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `edges` and `interior` are never read
[INFO] [stdout]    --> src/day20.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | struct Classification {
[INFO] [stdout]     |        -------------- fields in this struct
[INFO] [stdout] 183 |     pub corners: HashSet<u64>,
[INFO] [stdout] 184 |     pub edges: HashSet<u64>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 185 |     pub interior: HashSet<u64>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Classification` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "92db26e8b7cc2ff812db59511d3ca715865ee70430738b2e3a6ef457657706c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92db26e8b7cc2ff812db59511d3ca715865ee70430738b2e3a6ef457657706c4", kill_on_drop: false }`
[INFO] [stdout] 92db26e8b7cc2ff812db59511d3ca715865ee70430738b2e3a6ef457657706c4