[INFO] fetching crate printk 0.3.2...
[INFO] checking printk-0.3.2 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate printk 0.3.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate printk 0.3.2
[INFO] finished tweaking crates.io crate printk 0.3.2
[INFO] tweaked toml for crates.io crate printk 0.3.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate printk 0.3.2 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding conquer-once v0.3.2 (available: v0.4.0)
[INFO] [stderr]       Adding noto-sans-mono-bitmap v0.2.0 (available: v0.3.2)
[INFO] [stderr]       Adding spinning_top v0.2.5 (available: v0.3.0)
[INFO] [stderr]       Adding x86_64 v0.14.13 (available: v0.15.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae0cf308c11aaa87bfaf7f5e3958f9a1d43d769ba5c886881b92f8c204e822a6
[INFO] running `Command { std: "docker" "start" "-a" "ae0cf308c11aaa87bfaf7f5e3958f9a1d43d769ba5c886881b92f8c204e822a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae0cf308c11aaa87bfaf7f5e3958f9a1d43d769ba5c886881b92f8c204e822a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0cf308c11aaa87bfaf7f5e3958f9a1d43d769ba5c886881b92f8c204e822a6", kill_on_drop: false }`
[INFO] [stdout] ae0cf308c11aaa87bfaf7f5e3958f9a1d43d769ba5c886881b92f8c204e822a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9358f7aa8319c08c65898b2540612fc89ac58810b43c31ec5b333cbdd31734da
[INFO] running `Command { std: "docker" "start" "-a" "9358f7aa8319c08c65898b2540612fc89ac58810b43c31ec5b333cbdd31734da", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader_api v0.11.15
[INFO] [stderr]     Checking conquer-util v0.3.0
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]     Checking spinning_top v0.2.5
[INFO] [stderr]     Checking noto-sans-mono-bitmap v0.2.0
[INFO] [stderr]     Checking conquer-once v0.3.2
[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking printk v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "9358f7aa8319c08c65898b2540612fc89ac58810b43c31ec5b333cbdd31734da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9358f7aa8319c08c65898b2540612fc89ac58810b43c31ec5b333cbdd31734da", kill_on_drop: false }`
[INFO] [stdout] 9358f7aa8319c08c65898b2540612fc89ac58810b43c31ec5b333cbdd31734da