[INFO] fetching crate neutron-star-rt 0.2.1...
[INFO] checking neutron-star-rt-0.2.1 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate neutron-star-rt 0.2.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate neutron-star-rt 0.2.1 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate neutron-star-rt 0.2.1
[INFO] finished tweaking crates.io crate neutron-star-rt 0.2.1
[INFO] tweaked toml for crates.io crate neutron-star-rt 0.2.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8a37138c9dc434b167cf21be187cf2d8b56a0d2144115d29c38ccd3d27c6419
[INFO] running `Command { std: "docker" "start" "-a" "f8a37138c9dc434b167cf21be187cf2d8b56a0d2144115d29c38ccd3d27c6419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8a37138c9dc434b167cf21be187cf2d8b56a0d2144115d29c38ccd3d27c6419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a37138c9dc434b167cf21be187cf2d8b56a0d2144115d29c38ccd3d27c6419", kill_on_drop: false }`
[INFO] [stdout] f8a37138c9dc434b167cf21be187cf2d8b56a0d2144115d29c38ccd3d27c6419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0f1613ae29ae68f33d773853c361621c798ea7f271a36ded89bc245cc2ec739
[INFO] running `Command { std: "docker" "start" "-a" "e0f1613ae29ae68f33d773853c361621c798ea7f271a36ded89bc245cc2ec739", kill_on_drop: false }`
[INFO] [stderr]    Compiling neutron-star-rt v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/lib.rs:36:1
[INFO] [stdout]    |
[INFO] [stdout] 36 | / pub fn _neutron_panic_handler(_info: &core::panic::PanicInfo) -> ! {
[INFO] [stdout] 37 | |     unsafe{
[INFO] [stdout] 38 | |         //return fault + error + revert
[INFO] [stdout] 39 | |         __exit(8 + 1 + 2);
[INFO] [stdout] 40 | |     }
[INFO] [stdout] 41 | | }
[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/ff1737bb00913444173658b4e0b274fd79aabf66/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-cb5ec2ef594bb30c.rlib
[INFO] [stdout]    = note: second definition in the local crate (`neutron_star_rt`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neutron-star-rt` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e0f1613ae29ae68f33d773853c361621c798ea7f271a36ded89bc245cc2ec739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f1613ae29ae68f33d773853c361621c798ea7f271a36ded89bc245cc2ec739", kill_on_drop: false }`
[INFO] [stdout] e0f1613ae29ae68f33d773853c361621c798ea7f271a36ded89bc245cc2ec739