[INFO] cloning repository https://github.com/Demolus13/Rust_OS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Demolus13/Rust_OS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemolus13%2FRust_OS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemolus13%2FRust_OS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02373f644fb918abe756a929d3eafb9a5d95d43f
[INFO] checking Demolus13/Rust_OS against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemolus13%2FRust_OS" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Demolus13/Rust_OS
[INFO] finished tweaking git repo https://github.com/Demolus13/Rust_OS
[INFO] tweaked toml for git repo https://github.com/Demolus13/Rust_OS written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Demolus13/Rust_OS on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Demolus13/Rust_OS 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5b71c9e38d717617e7db8cb8934f489900b128bfd5f82b3626307dff10edec5
[INFO] running `Command { std: "docker" "start" "-a" "a5b71c9e38d717617e7db8cb8934f489900b128bfd5f82b3626307dff10edec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5b71c9e38d717617e7db8cb8934f489900b128bfd5f82b3626307dff10edec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b71c9e38d717617e7db8cb8934f489900b128bfd5f82b3626307dff10edec5", kill_on_drop: false }`
[INFO] [stdout] a5b71c9e38d717617e7db8cb8934f489900b128bfd5f82b3626307dff10edec5
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9dee1e7a73dee3e80b67796e155605fea0eab6dce8b5ab953fb1bd11d398937
[INFO] running `Command { std: "docker" "start" "-a" "e9dee1e7a73dee3e80b67796e155605fea0eab6dce8b5ab953fb1bd11d398937", kill_on_drop: false }`
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling bootloader v0.9.31
[INFO] [stderr]     Checking volatile v0.2.7
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking x86_64 v0.14.13
[INFO] [stderr]     Checking uart_16550 v0.2.19
[INFO] [stderr]     Checking blog_os v0.1.0 (/opt/rustwide/workdir)
[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 `blog_os` (bin "blog_os") due to 1 previous error
[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] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `blog_os` (bin "blog_os" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e9dee1e7a73dee3e80b67796e155605fea0eab6dce8b5ab953fb1bd11d398937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9dee1e7a73dee3e80b67796e155605fea0eab6dce8b5ab953fb1bd11d398937", kill_on_drop: false }`
[INFO] [stdout] e9dee1e7a73dee3e80b67796e155605fea0eab6dce8b5ab953fb1bd11d398937
