[INFO] fetching crate panic-usb-boot 0.3.0...
[INFO] building panic-usb-boot-0.3.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate panic-usb-boot 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate panic-usb-boot 0.3.0
[INFO] finished tweaking crates.io crate panic-usb-boot 0.3.0
[INFO] tweaked toml for crates.io crate panic-usb-boot 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate panic-usb-boot 0.3.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffc1ce024b8da1a418bb8554cd273a76d09fd3207382f4ef2c9667e62ce28b2a
[INFO] running `Command { std: "docker" "start" "-a" "ffc1ce024b8da1a418bb8554cd273a76d09fd3207382f4ef2c9667e62ce28b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc1ce024b8da1a418bb8554cd273a76d09fd3207382f4ef2c9667e62ce28b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc1ce024b8da1a418bb8554cd273a76d09fd3207382f4ef2c9667e62ce28b2a", kill_on_drop: false }`
[INFO] [stdout] ffc1ce024b8da1a418bb8554cd273a76d09fd3207382f4ef2c9667e62ce28b2a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 427fc0281adf582876a4d37598946d1694bde08d55b361e3025e7b1413b04337
[INFO] running `Command { std: "docker" "start" "-a" "427fc0281adf582876a4d37598946d1694bde08d55b361e3025e7b1413b04337", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-usb-boot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "427fc0281adf582876a4d37598946d1694bde08d55b361e3025e7b1413b04337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427fc0281adf582876a4d37598946d1694bde08d55b361e3025e7b1413b04337", kill_on_drop: false }`
[INFO] [stdout] 427fc0281adf582876a4d37598946d1694bde08d55b361e3025e7b1413b04337
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dca2ba951e38a89ba95c86625fcfd4efd7e460cbd21ec8bb6b4bfdf663220cec
[INFO] running `Command { std: "docker" "start" "-a" "dca2ba951e38a89ba95c86625fcfd4efd7e460cbd21ec8bb6b4bfdf663220cec", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-usb-boot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | / unsafe fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 53 | |     let rom_table_lookup_ptr: *const u32 = rom_hword_as_ptr(ROM_TABLE_LOOKUP_PTR);
[INFO] [stdout] 54 | |     let rom_table_lookup_fn: RomTableLookupFn<ResetToUsbBootFn> = core::mem::transmute(rom_table_lookup_ptr);
[INFO] [stdout] 55 | |     let reset_to_usb_boot = rom_table_lookup_fn(
[INFO] [stdout] ...  |
[INFO] [stdout] 62 | | }
[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/4987e9d4227139400384ab59296ffee3b0fb1183/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2bfe6d313f1a27d4.so, /opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2bfe6d313f1a27d4.rlib
[INFO] [stdout]    = note: second definition in the local crate (`panic_usb_boot`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `panic-usb-boot` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "dca2ba951e38a89ba95c86625fcfd4efd7e460cbd21ec8bb6b4bfdf663220cec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dca2ba951e38a89ba95c86625fcfd4efd7e460cbd21ec8bb6b4bfdf663220cec", kill_on_drop: false }`
[INFO] [stdout] dca2ba951e38a89ba95c86625fcfd4efd7e460cbd21ec8bb6b4bfdf663220cec