[INFO] fetching crate panic-dcc 0.1.1...
[INFO] testing panic-dcc-0.1.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate panic-dcc 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate panic-dcc 0.1.1
[INFO] finished tweaking crates.io crate panic-dcc 0.1.1
[INFO] tweaked toml for crates.io crate panic-dcc 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate panic-dcc 0.1.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate panic-dcc 0.1.1 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4a907ae8d9a840889fbf4537e8837bf26f7380466ddf2372d03459f80703796
[INFO] running `Command { std: "docker" "start" "-a" "b4a907ae8d9a840889fbf4537e8837bf26f7380466ddf2372d03459f80703796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4a907ae8d9a840889fbf4537e8837bf26f7380466ddf2372d03459f80703796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a907ae8d9a840889fbf4537e8837bf26f7380466ddf2372d03459f80703796", kill_on_drop: false }`
[INFO] [stdout] b4a907ae8d9a840889fbf4537e8837bf26f7380466ddf2372d03459f80703796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] add686240358fd3f7a00f0bc3d5566337a969b473c5b8d5cf0d5d73cdc242089
[INFO] running `Command { std: "docker" "start" "-a" "add686240358fd3f7a00f0bc3d5566337a969b473c5b8d5cf0d5d73cdc242089", kill_on_drop: false }`
[INFO] [stderr]    Compiling arm-dcc v0.1.1
[INFO] [stderr]    Compiling panic-dcc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "add686240358fd3f7a00f0bc3d5566337a969b473c5b8d5cf0d5d73cdc242089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "add686240358fd3f7a00f0bc3d5566337a969b473c5b8d5cf0d5d73cdc242089", kill_on_drop: false }`
[INFO] [stdout] add686240358fd3f7a00f0bc3d5566337a969b473c5b8d5cf0d5d73cdc242089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d5df52de16967f36b7600eb281b1e30d24d2c19c13a0a62d97075749d41221
[INFO] running `Command { std: "docker" "start" "-a" "d3d5df52de16967f36b7600eb281b1e30d24d2c19c13a0a62d97075749d41221", kill_on_drop: false }`
[INFO] [stderr]    Compiling panic-dcc v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:64:1
[INFO] [stdout]    |
[INFO] [stdout] 64 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | | }
[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/b83b707f97d809763b7861afa7638871f3339a33/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-689ca45c0c8af91f.so, /opt/rustwide/rustup-home/toolchains/b83b707f97d809763b7861afa7638871f3339a33/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-689ca45c0c8af91f.rlib
[INFO] [stdout]    = note: second definition in the local crate (`panic_dcc`)
[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-dcc` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d3d5df52de16967f36b7600eb281b1e30d24d2c19c13a0a62d97075749d41221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d5df52de16967f36b7600eb281b1e30d24d2c19c13a0a62d97075749d41221", kill_on_drop: false }`
[INFO] [stdout] d3d5df52de16967f36b7600eb281b1e30d24d2c19c13a0a62d97075749d41221