[INFO] fetching crate ampere-kernel 0.1.0-rc0...
[INFO] checking ampere-kernel-0.1.0-rc0 against master#b286722878e18db29a7fbe672be7c4d3b02e8e4d for pr-127655
[INFO] extracting crate ampere-kernel 0.1.0-rc0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ampere-kernel 0.1.0-rc0 on toolchain b286722878e18db29a7fbe672be7c4d3b02e8e4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ampere-kernel 0.1.0-rc0
[INFO] finished tweaking crates.io crate ampere-kernel 0.1.0-rc0
[INFO] tweaked toml for crates.io crate ampere-kernel 0.1.0-rc0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate ampere-kernel 0.1.0-rc0 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" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bootloader_api v0.11.3
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6449f060b847ef31a4ef71aa3e58925969f81acacd161ab16bfd27ff77c43d12
[INFO] running `Command { std: "docker" "start" "-a" "6449f060b847ef31a4ef71aa3e58925969f81acacd161ab16bfd27ff77c43d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6449f060b847ef31a4ef71aa3e58925969f81acacd161ab16bfd27ff77c43d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6449f060b847ef31a4ef71aa3e58925969f81acacd161ab16bfd27ff77c43d12", kill_on_drop: false }`
[INFO] [stdout] 6449f060b847ef31a4ef71aa3e58925969f81acacd161ab16bfd27ff77c43d12
[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=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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+b286722878e18db29a7fbe672be7c4d3b02e8e4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9431f63ae7ef7841c3088ba6bd8467254171adce88d8debfa38f82d6f090a9d6
[INFO] running `Command { std: "docker" "start" "-a" "9431f63ae7ef7841c3088ba6bd8467254171adce88d8debfa38f82d6f090a9d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader_api v0.11.3
[INFO] [stderr]     Checking ampere-kernel v0.1.0-rc0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 12 | |     loop {}
[INFO] [stdout] 13 | | }
[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/b286722878e18db29a7fbe672be7c4d3b02e8e4d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c6c045f3358c0b22.rlib
[INFO] [stdout]    = note: second definition in the local crate (`ampere_kernel`)
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stderr] error: could not compile `ampere-kernel` (bin "ampere-kernel" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ampere-kernel` (bin "ampere-kernel") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9431f63ae7ef7841c3088ba6bd8467254171adce88d8debfa38f82d6f090a9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9431f63ae7ef7841c3088ba6bd8467254171adce88d8debfa38f82d6f090a9d6", kill_on_drop: false }`
[INFO] [stdout] 9431f63ae7ef7841c3088ba6bd8467254171adce88d8debfa38f82d6f090a9d6
[INFO] checking ampere-kernel-0.1.0-rc0 against try#6a5749073f2ebf59d7740d30e50a932a85756ee7 for pr-127655
[INFO] extracting crate ampere-kernel 0.1.0-rc0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ampere-kernel 0.1.0-rc0 on toolchain 6a5749073f2ebf59d7740d30e50a932a85756ee7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ampere-kernel 0.1.0-rc0
[INFO] finished tweaking crates.io crate ampere-kernel 0.1.0-rc0
[INFO] tweaked toml for crates.io crate ampere-kernel 0.1.0-rc0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ampere-kernel 0.1.0-rc0 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" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6c962df713913d383d342fb77b0175854f760200981c5423c8f89b473815ee1
[INFO] running `Command { std: "docker" "start" "-a" "f6c962df713913d383d342fb77b0175854f760200981c5423c8f89b473815ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6c962df713913d383d342fb77b0175854f760200981c5423c8f89b473815ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c962df713913d383d342fb77b0175854f760200981c5423c8f89b473815ee1", kill_on_drop: false }`
[INFO] [stdout] f6c962df713913d383d342fb77b0175854f760200981c5423c8f89b473815ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+6a5749073f2ebf59d7740d30e50a932a85756ee7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1c2b0e8026d6a2801a84ced1a0247649a518b7028e47735ded6d8cecc2e1bef
[INFO] running `Command { std: "docker" "start" "-a" "d1c2b0e8026d6a2801a84ced1a0247649a518b7028e47735ded6d8cecc2e1bef", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader_api v0.11.3
[INFO] [stderr]     Checking ampere-kernel v0.1.0-rc0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]   --> src/main.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / fn panic(_info: &PanicInfo) -> ! {
[INFO] [stdout] 12 | |     loop {}
[INFO] [stdout] 13 | | }
[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/6a5749073f2ebf59d7740d30e50a932a85756ee7/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-c6c045f3358c0b22.rlib
[INFO] [stdout]    = note: second definition in the local crate (`ampere_kernel`)
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stderr] error: could not compile `ampere-kernel` (bin "ampere-kernel" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ampere-kernel` (bin "ampere-kernel") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d1c2b0e8026d6a2801a84ced1a0247649a518b7028e47735ded6d8cecc2e1bef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1c2b0e8026d6a2801a84ced1a0247649a518b7028e47735ded6d8cecc2e1bef", kill_on_drop: false }`
[INFO] [stdout] d1c2b0e8026d6a2801a84ced1a0247649a518b7028e47735ded6d8cecc2e1bef
