[INFO] fetching crate ensicoin-simon 0.1.0...
[INFO] checking ensicoin-simon-0.1.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate ensicoin-simon 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ensicoin-simon 0.1.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ensicoin-simon 0.1.0
[INFO] finished tweaking crates.io crate ensicoin-simon 0.1.0
[INFO] tweaked toml for crates.io crate ensicoin-simon 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate ensicoin-simon 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-argon2 v0.5.1
[INFO] [stderr]   Downloaded redox_users v0.3.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5b1f15c19177dc102f04c8accdf805e602f32d3ae6156c174365106572ccca4
[INFO] running `Command { std: "docker" "start" "-a" "f5b1f15c19177dc102f04c8accdf805e602f32d3ae6156c174365106572ccca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5b1f15c19177dc102f04c8accdf805e602f32d3ae6156c174365106572ccca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b1f15c19177dc102f04c8accdf805e602f32d3ae6156c174365106572ccca4", kill_on_drop: false }`
[INFO] [stdout] f5b1f15c19177dc102f04c8accdf805e602f32d3ae6156c174365106572ccca4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 917164e7bb92cd4d93e0945e53280fe4d366841f398dda9d7159d49821295472
[INFO] running `Command { std: "docker" "start" "-a" "917164e7bb92cd4d93e0945e53280fe4d366841f398dda9d7159d49821295472", kill_on_drop: false }`
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[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking ensicoin_messages v0.7.4
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[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]     Checking tower-grpc v0.1.0
[INFO] [stderr]    Compiling tower-grpc-build v0.1.0
[INFO] [stderr]    Compiling ensicoin-simon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         resources.split_off(resources.len() / 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]    --> src/main.rs:251:9
[INFO] [stdout]     |
[INFO] [stdout] 251 |         resources.split_off(resources.len() / 2);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.69s
[INFO] running `Command { std: "docker" "inspect" "917164e7bb92cd4d93e0945e53280fe4d366841f398dda9d7159d49821295472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917164e7bb92cd4d93e0945e53280fe4d366841f398dda9d7159d49821295472", kill_on_drop: false }`
[INFO] [stdout] 917164e7bb92cd4d93e0945e53280fe4d366841f398dda9d7159d49821295472