[INFO] cloning repository https://github.com/plos-clan/liballoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/plos-clan/liballoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplos-clan%2Fliballoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplos-clan%2Fliballoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b04d98cbaa917f1432edf0e5d85828e7fe273b85
[INFO] testing plos-clan/liballoc against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplos-clan%2Fliballoc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/plos-clan/liballoc
[INFO] finished tweaking git repo https://github.com/plos-clan/liballoc
[INFO] tweaked toml for git repo https://github.com/plos-clan/liballoc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/plos-clan/liballoc on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/plos-clan/liballoc 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d118653366b74d0f87312711c7f85649b7e15b29789ba1d79f8af1c9e54ec1f
[INFO] running `Command { std: "docker" "start" "-a" "0d118653366b74d0f87312711c7f85649b7e15b29789ba1d79f8af1c9e54ec1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d118653366b74d0f87312711c7f85649b7e15b29789ba1d79f8af1c9e54ec1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d118653366b74d0f87312711c7f85649b7e15b29789ba1d79f8af1c9e54ec1f", kill_on_drop: false }`
[INFO] [stdout] 0d118653366b74d0f87312711c7f85649b7e15b29789ba1d79f8af1c9e54ec1f
[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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50dfd67a8da88fa9e0a3f3fc64921f289743e3332610c3320f3b8f9bdb8f3b83
[INFO] running `Command { std: "docker" "start" "-a" "50dfd67a8da88fa9e0a3f3fc64921f289743e3332610c3320f3b8f9bdb8f3b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling talc v4.4.3
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling liballoc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "50dfd67a8da88fa9e0a3f3fc64921f289743e3332610c3320f3b8f9bdb8f3b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50dfd67a8da88fa9e0a3f3fc64921f289743e3332610c3320f3b8f9bdb8f3b83", kill_on_drop: false }`
[INFO] [stdout] 50dfd67a8da88fa9e0a3f3fc64921f289743e3332610c3320f3b8f9bdb8f3b83
[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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55e331f6129aac99108738a6af4d50aa4f7d87e58e61a81da322abe5b7ad1e06
[INFO] running `Command { std: "docker" "start" "-a" "55e331f6129aac99108738a6af4d50aa4f7d87e58e61a81da322abe5b7ad1e06", kill_on_drop: false }`
[INFO] [stderr]    Compiling talc v4.4.3
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling liballoc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / unsafe fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 16 | |     loop {}
[INFO] [stdout] 17 | | }
[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/0abe69e6c16114311cc2700e972492e64d69c28f/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-eaa78b24106cd0ea.so, /opt/rustwide/rustup-home/toolchains/0abe69e6c16114311cc2700e972492e64d69c28f/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-eaa78b24106cd0ea.rlib, /opt/rustwide/rustup-home/toolchains/0abe69e6c16114311cc2700e972492e64d69c28f/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-eaa78b24106cd0ea.rmeta
[INFO] [stdout]    = note: second definition in the local crate (`alloc`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `liballoc` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "55e331f6129aac99108738a6af4d50aa4f7d87e58e61a81da322abe5b7ad1e06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e331f6129aac99108738a6af4d50aa4f7d87e58e61a81da322abe5b7ad1e06", kill_on_drop: false }`
[INFO] [stdout] 55e331f6129aac99108738a6af4d50aa4f7d87e58e61a81da322abe5b7ad1e06
