[INFO] cloning repository https://github.com/modulus-os/driputils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/modulus-os/driputils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulus-os%2Fdriputils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulus-os%2Fdriputils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28760dba66461af0af912f64b15ea6b34b94ce7c
[INFO] checking modulus-os/driputils against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulus-os%2Fdriputils" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/modulus-os/driputils on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/modulus-os/driputils
[INFO] finished tweaking git repo https://github.com/modulus-os/driputils
[INFO] tweaked toml for git repo https://github.com/modulus-os/driputils written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/modulus-os/driputils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d6362903c1ff5e48c498b3c4e22c9340d7a2b80f5ed1e7dd79e7d79ef83b301
[INFO] running `Command { std: "docker" "start" "-a" "1d6362903c1ff5e48c498b3c4e22c9340d7a2b80f5ed1e7dd79e7d79ef83b301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d6362903c1ff5e48c498b3c4e22c9340d7a2b80f5ed1e7dd79e7d79ef83b301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6362903c1ff5e48c498b3c4e22c9340d7a2b80f5ed1e7dd79e7d79ef83b301", kill_on_drop: false }`
[INFO] [stdout] 1d6362903c1ff5e48c498b3c4e22c9340d7a2b80f5ed1e7dd79e7d79ef83b301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 635a021b792f31200ad05bfad8b6251b392dc79c84227e2de4f456796ad90504
[INFO] running `Command { std: "docker" "start" "-a" "635a021b792f31200ad05bfad8b6251b392dc79c84227e2de4f456796ad90504", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.6
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking term v0.4.4
[INFO] [stderr]     Checking driputils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/drip.rs:84:2
[INFO] [stdout]    |
[INFO] [stdout] 84 |     f.unwrap().read_to_string(&mut file);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/bin/drip.rs:84:2
[INFO] [stdout]    |
[INFO] [stdout] 84 |     f.unwrap().read_to_string(&mut file);
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.48s
[INFO] running `Command { std: "docker" "inspect" "635a021b792f31200ad05bfad8b6251b392dc79c84227e2de4f456796ad90504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "635a021b792f31200ad05bfad8b6251b392dc79c84227e2de4f456796ad90504", kill_on_drop: false }`
[INFO] [stdout] 635a021b792f31200ad05bfad8b6251b392dc79c84227e2de4f456796ad90504