[INFO] cloning repository https://github.com/NPEX42/x86_testbench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NPEX42/x86_testbench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNPEX42%2Fx86_testbench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNPEX42%2Fx86_testbench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c771a6856c97e5835cd2486463959c496e8fa36
[INFO] checking NPEX42/x86_testbench against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNPEX42%2Fx86_testbench" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NPEX42/x86_testbench on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-18/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-18/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/NPEX42/x86_testbench
[INFO] finished tweaking git repo https://github.com/NPEX42/x86_testbench
[INFO] tweaked toml for git repo https://github.com/NPEX42/x86_testbench written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/NPEX42/x86_testbench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d79d4e4a210154af9231c6559527bb26aae11f49a7d9f1bbda4a4fa10f7e5a5d
[INFO] running `Command { std: "docker" "start" "-a" "d79d4e4a210154af9231c6559527bb26aae11f49a7d9f1bbda4a4fa10f7e5a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d79d4e4a210154af9231c6559527bb26aae11f49a7d9f1bbda4a4fa10f7e5a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79d4e4a210154af9231c6559527bb26aae11f49a7d9f1bbda4a4fa10f7e5a5d", kill_on_drop: false }`
[INFO] [stdout] d79d4e4a210154af9231c6559527bb26aae11f49a7d9f1bbda4a4fa10f7e5a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05526263d6b88aaca7f96ed7d076715f870c53cbb9a90fb727fc08407d158166
[INFO] running `Command { std: "docker" "start" "-a" "05526263d6b88aaca7f96ed7d076715f870c53cbb9a90fb727fc08407d158166", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling x86_64 v0.14.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bootloader v0.9.18
[INFO] [stderr]     Checking bit_field v0.9.0
[INFO] [stderr]     Checking volatile v0.4.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking uart_16550 v0.2.15
[INFO] [stderr]     Checking x86_testbench v0.1.2-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/tests/mod.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::logger::{log, print, println};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `logger::log`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use logger::log;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log`
[INFO] [stdout]  --> src/tests/mod.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::logger::{log, print, println};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `logger::log`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use logger::log;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_testbench` due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "05526263d6b88aaca7f96ed7d076715f870c53cbb9a90fb727fc08407d158166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05526263d6b88aaca7f96ed7d076715f870c53cbb9a90fb727fc08407d158166", kill_on_drop: false }`
[INFO] [stdout] 05526263d6b88aaca7f96ed7d076715f870c53cbb9a90fb727fc08407d158166