[INFO] cloning repository https://github.com/lenna-kun/x86-emu_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lenna-kun/x86-emu_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fx86-emu_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fx86-emu_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5b538c8dea8524578c0172f48c08e97d17ede15
[INFO] checking lenna-kun/x86-emu_rust against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flenna-kun%2Fx86-emu_rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lenna-kun/x86-emu_rust on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lenna-kun/x86-emu_rust
[INFO] finished tweaking git repo https://github.com/lenna-kun/x86-emu_rust
[INFO] tweaked toml for git repo https://github.com/lenna-kun/x86-emu_rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/lenna-kun/x86-emu_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2adefa53918622f9a75e5010b48f9e11ae6d8fa5f62ee48629b7f9d11a4810d7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2adefa53918622f9a75e5010b48f9e11ae6d8fa5f62ee48629b7f9d11a4810d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2adefa53918622f9a75e5010b48f9e11ae6d8fa5f62ee48629b7f9d11a4810d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2adefa53918622f9a75e5010b48f9e11ae6d8fa5f62ee48629b7f9d11a4810d7", kill_on_drop: false }`
[INFO] [stdout] 2adefa53918622f9a75e5010b48f9e11ae6d8fa5f62ee48629b7f9d11a4810d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49a2ade771f0af5ad2467abd7099746fa511bde5687201f1176a8404b49e5a3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49a2ade771f0af5ad2467abd7099746fa511bde5687201f1176a8404b49e5a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]     Checking x86_emu_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `eflags`
[INFO] [stdout]   --> src/emulator/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     eflags: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eflags`
[INFO] [stdout]   --> src/emulator/mod.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     eflags: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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 18.98s
[INFO] running `Command { std: "docker" "inspect" "49a2ade771f0af5ad2467abd7099746fa511bde5687201f1176a8404b49e5a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a2ade771f0af5ad2467abd7099746fa511bde5687201f1176a8404b49e5a3b", kill_on_drop: false }`
[INFO] [stdout] 49a2ade771f0af5ad2467abd7099746fa511bde5687201f1176a8404b49e5a3b