[INFO] fetching crate panic-write 0.1.0...
[INFO] testing panic-write-0.1.0 against 1.76.0 for beta-1.77-1
[INFO] extracting crate panic-write 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate panic-write 0.1.0 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate panic-write 0.1.0
[INFO] finished tweaking crates.io crate panic-write 0.1.0
[INFO] tweaked toml for crates.io crate panic-write 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6ab9652431444e05b5cb17a70309a1663c237e7645b8c5e54eb5b3c79505db5
[INFO] running `Command { std: "docker" "start" "-a" "a6ab9652431444e05b5cb17a70309a1663c237e7645b8c5e54eb5b3c79505db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6ab9652431444e05b5cb17a70309a1663c237e7645b8c5e54eb5b3c79505db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ab9652431444e05b5cb17a70309a1663c237e7645b8c5e54eb5b3c79505db5", kill_on_drop: false }`
[INFO] [stdout] a6ab9652431444e05b5cb17a70309a1663c237e7645b8c5e54eb5b3c79505db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec80810e31ace820746dd24d52d7f07c2aaf0b95441a3d2885dd7272f4bb6428
[INFO] running `Command { std: "docker" "start" "-a" "ec80810e31ace820746dd24d52d7f07c2aaf0b95441a3d2885dd7272f4bb6428", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "ec80810e31ace820746dd24d52d7f07c2aaf0b95441a3d2885dd7272f4bb6428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec80810e31ace820746dd24d52d7f07c2aaf0b95441a3d2885dd7272f4bb6428", kill_on_drop: false }`
[INFO] [stdout] ec80810e31ace820746dd24d52d7f07c2aaf0b95441a3d2885dd7272f4bb6428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df893a2671a72cbc20960e9f8b7ec90586ce1e9f001ba262b53c895d9361ad03
[INFO] running `Command { std: "docker" "start" "-a" "df893a2671a72cbc20960e9f8b7ec90586ce1e9f001ba262b53c895d9361ad03", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:91:1
[INFO] [stdout]    |
[INFO] [stdout] 91 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 92 | |     unsafe {
[INFO] [stdout] 93 | |         if let Some(trampoline) = PANIC_HANDLER_GETTER {
[INFO] [stdout] 94 | |             trampoline(PANIC_HANDLER, info);
[INFO] [stdout] ...  |
[INFO] [stdout] 97 | |     loop {}
[INFO] [stdout] 98 | | }
[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/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.so, /opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.rlib
[INFO] [stdout]    = note: second definition in the local crate (`panic_write`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `panic-write` (lib test) due to 2 previous errors
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df893a2671a72cbc20960e9f8b7ec90586ce1e9f001ba262b53c895d9361ad03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df893a2671a72cbc20960e9f8b7ec90586ce1e9f001ba262b53c895d9361ad03", kill_on_drop: false }`
[INFO] [stdout] df893a2671a72cbc20960e9f8b7ec90586ce1e9f001ba262b53c895d9361ad03
