[INFO] cloning repository https://github.com/franckinux/freestanding-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/franckinux/freestanding-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffranckinux%2Ffreestanding-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffranckinux%2Ffreestanding-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34504466d86ed72a7934bb85a0b6d4ea0d591373
[INFO] checking franckinux/freestanding-rs against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffranckinux%2Ffreestanding-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/franckinux/freestanding-rs
[INFO] finished tweaking git repo https://github.com/franckinux/freestanding-rs
[INFO] tweaked toml for git repo https://github.com/franckinux/freestanding-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/franckinux/freestanding-rs on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/franckinux/freestanding-rs 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d995e4a77d4c8f699a59891436248d93540c446716bd670c71f220e2045ddc5
[INFO] running `Command { std: "docker" "start" "-a" "5d995e4a77d4c8f699a59891436248d93540c446716bd670c71f220e2045ddc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d995e4a77d4c8f699a59891436248d93540c446716bd670c71f220e2045ddc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d995e4a77d4c8f699a59891436248d93540c446716bd670c71f220e2045ddc5", kill_on_drop: false }`
[INFO] [stdout] 5d995e4a77d4c8f699a59891436248d93540c446716bd670c71f220e2045ddc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 261eb0179ccb992aa7a4699731391290c7c38f419d1a1d41fd470b8451d4635d
[INFO] running `Command { std: "docker" "start" "-a" "261eb0179ccb992aa7a4699731391290c7c38f419d1a1d41fd470b8451d4635d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking libc_alloc v1.0.6
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking libc-print v0.1.22
[INFO] [stderr]     Checking freestanding-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Buf` and `Bytes`
[INFO] [stdout]   --> src/main.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 | use bytes::{Bytes, BytesMut, Buf, BufMut};
[INFO] [stdout]    |             ^^^^^            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:20:1
[INFO] [stdout]    |
[INFO] [stdout] 20 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 21 | |     eprintln!("[FATAL]: {info}");
[INFO] [stdout] 22 | |     unsafe { libc::abort() }
[INFO] [stdout] 23 | | }
[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/50f413885985a8b0a0b6ca0766a0aedd45304953/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-4de43f65d1ac696e.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`freestanding_rs`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `freestanding-rs` (bin "freestanding-rs" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "261eb0179ccb992aa7a4699731391290c7c38f419d1a1d41fd470b8451d4635d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261eb0179ccb992aa7a4699731391290c7c38f419d1a1d41fd470b8451d4635d", kill_on_drop: false }`
[INFO] [stdout] 261eb0179ccb992aa7a4699731391290c7c38f419d1a1d41fd470b8451d4635d
