[INFO] cloning repository https://github.com/CantC0unt/R_O_S
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CantC0unt/R_O_S" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCantC0unt%2FR_O_S", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCantC0unt%2FR_O_S'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d854e6c268a34f9d1cff3ac8655fe14acced4184
[INFO] checking CantC0unt/R_O_S against master#a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb for pr-151109
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCantC0unt%2FR_O_S" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/CantC0unt/R_O_S
[INFO] finished tweaking git repo https://github.com/CantC0unt/R_O_S
[INFO] tweaked toml for git repo https://github.com/CantC0unt/R_O_S written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CantC0unt/R_O_S on toolchain a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CantC0unt/R_O_S already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader v0.9.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96264a21c03d5da27313a8f10dd04cc0807965e3eb2fdf1db7f0edf695eba7dc
[INFO] running `Command { std: "docker" "start" "-a" "96264a21c03d5da27313a8f10dd04cc0807965e3eb2fdf1db7f0edf695eba7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96264a21c03d5da27313a8f10dd04cc0807965e3eb2fdf1db7f0edf695eba7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96264a21c03d5da27313a8f10dd04cc0807965e3eb2fdf1db7f0edf695eba7dc", kill_on_drop: false }`
[INFO] [stdout] 96264a21c03d5da27313a8f10dd04cc0807965e3eb2fdf1db7f0edf695eba7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b3b8d810d047c59182bb52f22a19d20f01bab7171840c4cd02814ddaf20d03
[INFO] running `Command { std: "docker" "start" "-a" "71b3b8d810d047c59182bb52f22a19d20f01bab7171840c4cd02814ddaf20d03", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.9.29
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking R_O_S v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `R_O_S` (bin "R_O_S" test) due to 1 previous error
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 14 | |     println!("{}", _info);
[INFO] [stdout] 15 | |     loop {}
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]    = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/a6acf0f07f0ed1c12e26dc0db3b9bf1d0504a0bb/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c154a69977bb44fb.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`R_O_S`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `R_O_S` (bin "R_O_S") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "71b3b8d810d047c59182bb52f22a19d20f01bab7171840c4cd02814ddaf20d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b3b8d810d047c59182bb52f22a19d20f01bab7171840c4cd02814ddaf20d03", kill_on_drop: false }`
[INFO] [stdout] 71b3b8d810d047c59182bb52f22a19d20f01bab7171840c4cd02814ddaf20d03
