[INFO] cloning repository https://github.com/matt-sellick/dice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matt-sellick/dice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-sellick%2Fdice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatt-sellick%2Fdice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37bcd3c4f6ea60ebc4133dc827b2d1c0b4ba16ac
[INFO] building matt-sellick/dice 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%2Fmatt-sellick%2Fdice" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matt-sellick/dice 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/matt-sellick/dice
[INFO] finished tweaking git repo https://github.com/matt-sellick/dice
[INFO] tweaked toml for git repo https://github.com/matt-sellick/dice written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matt-sellick/dice 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v2.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4b1d882e6f1cb39496504b071d1bb66ee5c751388d20f9d93d32cf323af7faa0
[INFO] running `Command { std: "docker" "start" "-a" "4b1d882e6f1cb39496504b071d1bb66ee5c751388d20f9d93d32cf323af7faa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b1d882e6f1cb39496504b071d1bb66ee5c751388d20f9d93d32cf323af7faa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1d882e6f1cb39496504b071d1bb66ee5c751388d20f9d93d32cf323af7faa0", kill_on_drop: false }`
[INFO] [stdout] 4b1d882e6f1cb39496504b071d1bb66ee5c751388d20f9d93d32cf323af7faa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f3a7d2f900837fefd68284786347a689037c3b9fad3e4f98eccd10c006a7d827
[INFO] running `Command { std: "docker" "start" "-a" "f3a7d2f900837fefd68284786347a689037c3b9fad3e4f98eccd10c006a7d827", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling termion v2.0.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling dice v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `first_result_row` is never read
[INFO] [stdout]   --> src/graph.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub first_result_row: u16,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "f3a7d2f900837fefd68284786347a689037c3b9fad3e4f98eccd10c006a7d827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a7d2f900837fefd68284786347a689037c3b9fad3e4f98eccd10c006a7d827", kill_on_drop: false }`
[INFO] [stdout] f3a7d2f900837fefd68284786347a689037c3b9fad3e4f98eccd10c006a7d827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 196d5831ce0c84c1748a3b5ded542b5ed3374640290a6eebb4becaa039df049f
[INFO] running `Command { std: "docker" "start" "-a" "196d5831ce0c84c1748a3b5ded542b5ed3374640290a6eebb4becaa039df049f", kill_on_drop: false }`
[INFO] [stderr]    Compiling dice v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `first_result_row` is never read
[INFO] [stdout]   --> src/graph.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub first_result_row: u16,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `first_result_row` is never read
[INFO] [stdout]   --> src/graph.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Graph {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub first_result_row: u16,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "196d5831ce0c84c1748a3b5ded542b5ed3374640290a6eebb4becaa039df049f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "196d5831ce0c84c1748a3b5ded542b5ed3374640290a6eebb4becaa039df049f", kill_on_drop: false }`
[INFO] [stdout] 196d5831ce0c84c1748a3b5ded542b5ed3374640290a6eebb4becaa039df049f