[INFO] fetching crate yarr-riscv 0.0.0...
[INFO] checking yarr-riscv-0.0.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate yarr-riscv 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate yarr-riscv 0.0.0
[INFO] finished tweaking crates.io crate yarr-riscv 0.0.0
[INFO] tweaked toml for crates.io crate yarr-riscv 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yarr-riscv 0.0.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding riscv v0.10.1 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 495b82bff2637160c2b2f0a86d208ed4512a102bb027a8b04d771311c43f8ba8
[INFO] running `Command { std: "docker" "start" "-a" "495b82bff2637160c2b2f0a86d208ed4512a102bb027a8b04d771311c43f8ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "495b82bff2637160c2b2f0a86d208ed4512a102bb027a8b04d771311c43f8ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495b82bff2637160c2b2f0a86d208ed4512a102bb027a8b04d771311c43f8ba8", kill_on_drop: false }`
[INFO] [stdout] 495b82bff2637160c2b2f0a86d208ed4512a102bb027a8b04d771311c43f8ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d4645901792b1b0dcd0cc19f8fde8b1b4de071388a33e38721794d784df955d
[INFO] running `Command { std: "docker" "start" "-a" "3d4645901792b1b0dcd0cc19f8fde8b1b4de071388a33e38721794d784df955d", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]    Compiling riscv v0.10.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking yarr-common v0.0.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking yarr-riscv v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `time::machine_time`
[INFO] [stdout]  --> src/syscall.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     time::machine_time,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `time::machine_time`
[INFO] [stdout]  --> src/syscall.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     time::machine_time,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "3d4645901792b1b0dcd0cc19f8fde8b1b4de071388a33e38721794d784df955d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4645901792b1b0dcd0cc19f8fde8b1b4de071388a33e38721794d784df955d", kill_on_drop: false }`
[INFO] [stdout] 3d4645901792b1b0dcd0cc19f8fde8b1b4de071388a33e38721794d784df955d