[INFO] cloning repository https://github.com/xaiki/cube-fwcutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xaiki/cube-fwcutter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaiki%2Fcube-fwcutter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxaiki%2Fcube-fwcutter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ccb32f459fb91948636627d166168bb20ca22cf
[INFO] building xaiki/cube-fwcutter 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%2Fxaiki%2Fcube-fwcutter" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xaiki/cube-fwcutter 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/xaiki/cube-fwcutter
[INFO] finished tweaking git repo https://github.com/xaiki/cube-fwcutter
[INFO] tweaked toml for git repo https://github.com/xaiki/cube-fwcutter written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xaiki/cube-fwcutter 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 libc v0.2.79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5492ee2b16064e626fa70d9c4c55f7562f37ca1f7b2bd4fd669b98765fba98a4
[INFO] running `Command { std: "docker" "start" "-a" "5492ee2b16064e626fa70d9c4c55f7562f37ca1f7b2bd4fd669b98765fba98a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5492ee2b16064e626fa70d9c4c55f7562f37ca1f7b2bd4fd669b98765fba98a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5492ee2b16064e626fa70d9c4c55f7562f37ca1f7b2bd4fd669b98765fba98a4", kill_on_drop: false }`
[INFO] [stdout] 5492ee2b16064e626fa70d9c4c55f7562f37ca1f7b2bd4fd669b98765fba98a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 674b20038d99627a69b00d59d5881d4ddd799a8a3e78d4a49b9a805a12276cc5
[INFO] running `Command { std: "docker" "start" "-a" "674b20038d99627a69b00d59d5881d4ddd799a8a3e78d4a49b9a805a12276cc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fwcutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sign` is never read
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Header {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 12 |     sign: [u8; 4],
[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 4.67s
[INFO] running `Command { std: "docker" "inspect" "674b20038d99627a69b00d59d5881d4ddd799a8a3e78d4a49b9a805a12276cc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674b20038d99627a69b00d59d5881d4ddd799a8a3e78d4a49b9a805a12276cc5", kill_on_drop: false }`
[INFO] [stdout] 674b20038d99627a69b00d59d5881d4ddd799a8a3e78d4a49b9a805a12276cc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7249c6ad279a7d11d2e7f6ff3e0389672633cb37c6cef3b62be881207f17915a
[INFO] running `Command { std: "docker" "start" "-a" "7249c6ad279a7d11d2e7f6ff3e0389672633cb37c6cef3b62be881207f17915a", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sign` is never read
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Header {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 12 |     sign: [u8; 4],
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fwcutter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `LittleEndian`
[INFO] [stdout]  --> src/mpfs.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use byteorder::{BigEndian, LittleEndian, ReadBytesExt};
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `sign` is never read
[INFO] [stdout]   --> src/mpfs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Header {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 12 |     sign: [u8; 4],
[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 0.94s
[INFO] running `Command { std: "docker" "inspect" "7249c6ad279a7d11d2e7f6ff3e0389672633cb37c6cef3b62be881207f17915a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7249c6ad279a7d11d2e7f6ff3e0389672633cb37c6cef3b62be881207f17915a", kill_on_drop: false }`
[INFO] [stdout] 7249c6ad279a7d11d2e7f6ff3e0389672633cb37c6cef3b62be881207f17915a