[INFO] cloning repository https://github.com/bryceac/yahtzee_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bryceac/yahtzee_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryceac%2Fyahtzee_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbryceac%2Fyahtzee_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7e24aed32842248d03c15fefa3e648c31f38bd7
[INFO] building bryceac/yahtzee_rs 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%2Fbryceac%2Fyahtzee_rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bryceac/yahtzee_rs 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/bryceac/yahtzee_rs
[INFO] finished tweaking git repo https://github.com/bryceac/yahtzee_rs
[INFO] tweaked toml for git repo https://github.com/bryceac/yahtzee_rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bryceac/yahtzee_rs 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.8
[INFO] [stderr]   Downloaded libc v0.2.96
[INFO] [stderr]   Downloaded count_where v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c37f79feedb2050a9fcda59e8e8dacecec2ed3a9871ef2d231def7b8d1363f18
[INFO] running `Command { std: "docker" "start" "-a" "c37f79feedb2050a9fcda59e8e8dacecec2ed3a9871ef2d231def7b8d1363f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c37f79feedb2050a9fcda59e8e8dacecec2ed3a9871ef2d231def7b8d1363f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37f79feedb2050a9fcda59e8e8dacecec2ed3a9871ef2d231def7b8d1363f18", kill_on_drop: false }`
[INFO] [stdout] c37f79feedb2050a9fcda59e8e8dacecec2ed3a9871ef2d231def7b8d1363f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6cc4b24fc89adde3f560b4394799f9105faa6703ec7ce193c1050423aaf5f640
[INFO] running `Command { std: "docker" "start" "-a" "6cc4b24fc89adde3f560b4394799f9105faa6703ec7ce193c1050423aaf5f640", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.96
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling count_where v0.1.1
[INFO] [stderr]    Compiling text_io v0.1.8
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling yahtzee v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&String` instead of cloning the inner type
[INFO] [stdout]    --> src/game.rs:206:163
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...).filter(|(k, _)| !self.scoreboard.lower_section.contains_key(k.clone())).map(|(key, &value)| (key.clone(), value)).collect();
[INFO] [stdout]     |                                                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "6cc4b24fc89adde3f560b4394799f9105faa6703ec7ce193c1050423aaf5f640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc4b24fc89adde3f560b4394799f9105faa6703ec7ce193c1050423aaf5f640", kill_on_drop: false }`
[INFO] [stdout] 6cc4b24fc89adde3f560b4394799f9105faa6703ec7ce193c1050423aaf5f640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d77ee31c37f9eeb35711eed470b7ed2bf8f72f51f0643d3678f37a1e66a2859c
[INFO] running `Command { std: "docker" "start" "-a" "d77ee31c37f9eeb35711eed470b7ed2bf8f72f51f0643d3678f37a1e66a2859c", kill_on_drop: false }`
[INFO] [stderr]    Compiling yahtzee v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&String` instead of cloning the inner type
[INFO] [stdout]    --> src/game.rs:206:163
[INFO] [stdout]     |
[INFO] [stdout] 206 | ...).filter(|(k, _)| !self.scoreboard.lower_section.contains_key(k.clone())).map(|(key, &value)| (key.clone(), value)).collect();
[INFO] [stdout]     |                                                                   ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "d77ee31c37f9eeb35711eed470b7ed2bf8f72f51f0643d3678f37a1e66a2859c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77ee31c37f9eeb35711eed470b7ed2bf8f72f51f0643d3678f37a1e66a2859c", kill_on_drop: false }`
[INFO] [stdout] d77ee31c37f9eeb35711eed470b7ed2bf8f72f51f0643d3678f37a1e66a2859c