[INFO] cloning repository https://github.com/reposefulGrass/part-database
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reposefulGrass/part-database" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FreposefulGrass%2Fpart-database", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FreposefulGrass%2Fpart-database'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9657b574043c3b2c3b12c8d107122b13d2556eac
[INFO] checking reposefulGrass/part-database against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FreposefulGrass%2Fpart-database" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  90% (226/249)   
Checking out files:  91% (227/249)   
Checking out files:  92% (230/249)   
Checking out files:  93% (232/249)   
Checking out files:  94% (235/249)   
Checking out files:  95% (237/249)   
Checking out files:  96% (240/249)   
Checking out files:  97% (242/249)   
Checking out files:  98% (245/249)   
Checking out files:  99% (247/249)   
Checking out files: 100% (249/249)   
Checking out files: 100% (249/249), done.
[INFO] validating manifest of git repo https://github.com/reposefulGrass/part-database on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reposefulGrass/part-database
[INFO] finished tweaking git repo https://github.com/reposefulGrass/part-database
[INFO] tweaked toml for git repo https://github.com/reposefulGrass/part-database written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/reposefulGrass/part-database already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d3d8898f4e1da22cbc8ecc64996a9dacbb0b50e7c233781d08f36fa16fc91c3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d3d8898f4e1da22cbc8ecc64996a9dacbb0b50e7c233781d08f36fa16fc91c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3d8898f4e1da22cbc8ecc64996a9dacbb0b50e7c233781d08f36fa16fc91c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3d8898f4e1da22cbc8ecc64996a9dacbb0b50e7c233781d08f36fa16fc91c3", kill_on_drop: false }`
[INFO] [stdout] 6d3d8898f4e1da22cbc8ecc64996a9dacbb0b50e7c233781d08f36fa16fc91c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "-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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7b1e1e7460c1e45842dd5172249aae8b0637a8a4febac2418711ccb12e20b278
[INFO] running `Command { std: "docker" "start" "-a" "7b1e1e7460c1e45842dd5172249aae8b0637a8a4febac2418711ccb12e20b278", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking part_database v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/database.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     db.update(123, -50);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "7b1e1e7460c1e45842dd5172249aae8b0637a8a4febac2418711ccb12e20b278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1e1e7460c1e45842dd5172249aae8b0637a8a4febac2418711ccb12e20b278", kill_on_drop: false }`
[INFO] [stdout] 7b1e1e7460c1e45842dd5172249aae8b0637a8a4febac2418711ccb12e20b278