[INFO] fetching crate neokey_trinkey 0.2.1...
[INFO] checking neokey_trinkey-0.2.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate neokey_trinkey 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate neokey_trinkey 0.2.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate neokey_trinkey 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neokey_trinkey 0.2.1
[INFO] tweaked toml for crates.io crate neokey_trinkey 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate neokey_trinkey 0.2.1 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ws2812-timer-delay v0.3.0
[INFO] [stderr]   Downloaded usb-device v0.2.9
[INFO] [stderr]   Downloaded usbd-serial v0.1.1
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.5.0
[INFO] [stderr]   Downloaded panic-semihosting v0.6.0
[INFO] [stderr]   Downloaded smart-leds v0.3.0
[INFO] [stderr]   Downloaded smart-leds-trait v0.2.1
[INFO] [stderr]   Downloaded seq-macro v0.2.2
[INFO] [stderr]   Downloaded atsamd-hal v0.14.0
[INFO] [stderr]   Downloaded atsamd21e v0.11.0
[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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b8c3c9fabfb701131646e30ceb095ca7474db8a7240d664f35c51a009c846b5
[INFO] running `Command { std: "docker" "start" "-a" "0b8c3c9fabfb701131646e30ceb095ca7474db8a7240d664f35c51a009c846b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b8c3c9fabfb701131646e30ceb095ca7474db8a7240d664f35c51a009c846b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8c3c9fabfb701131646e30ceb095ca7474db8a7240d664f35c51a009c846b5", kill_on_drop: false }`
[INFO] [stdout] 0b8c3c9fabfb701131646e30ceb095ca7474db8a7240d664f35c51a009c846b5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e755bce4b0ea219514a5e4a091b78a276085dcde8eb0cb10b7d2735294d49091
[INFO] running `Command { std: "docker" "start" "-a" "e755bce4b0ea219514a5e4a091b78a276085dcde8eb0cb10b7d2735294d49091", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling paste v1.0.13
[INFO] [stderr]    Compiling atsamd21e v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling neokey_trinkey v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking atsamd-hal v0.14.0
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `smart_leds`
[INFO] [stdout]   --> examples/rainbow.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use smart_leds::{brightness, hsv::RGB8, SmartLedsWrite};
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `smart_leds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `smart_leds`
[INFO] [stdout]   --> examples/rainbow.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use smart_leds::{brightness, hsv::RGB8, SmartLedsWrite};
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `smart_leds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ws2812_timer_delay`
[INFO] [stdout]   --> examples/rainbow.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ws2812_timer_delay::Ws2812;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `ws2812_timer_delay`
[INFO] [stdout] 
[INFO] [stdout] 
[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: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neokey_trinkey` (example "rainbow") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "e755bce4b0ea219514a5e4a091b78a276085dcde8eb0cb10b7d2735294d49091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e755bce4b0ea219514a5e4a091b78a276085dcde8eb0cb10b7d2735294d49091", kill_on_drop: false }`
[INFO] [stdout] e755bce4b0ea219514a5e4a091b78a276085dcde8eb0cb10b7d2735294d49091
[INFO] checking neokey_trinkey-0.2.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate neokey_trinkey 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate neokey_trinkey 0.2.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] started tweaking crates.io crate neokey_trinkey 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate neokey_trinkey 0.2.1
[INFO] tweaked toml for crates.io crate neokey_trinkey 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate neokey_trinkey 0.2.1 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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72e400be00b95efabdb121dc673d9e1d383aab8d74ec1408d265057940acdc2e
[INFO] running `Command { std: "docker" "start" "-a" "72e400be00b95efabdb121dc673d9e1d383aab8d74ec1408d265057940acdc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72e400be00b95efabdb121dc673d9e1d383aab8d74ec1408d265057940acdc2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72e400be00b95efabdb121dc673d9e1d383aab8d74ec1408d265057940acdc2e", kill_on_drop: false }`
[INFO] [stdout] 72e400be00b95efabdb121dc673d9e1d383aab8d74ec1408d265057940acdc2e
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bc84b9682b0acd1afa208a506cf0d8df97a96e0bb33df8184f06e69a162aca
[INFO] running `Command { std: "docker" "start" "-a" "c4bc84b9682b0acd1afa208a506cf0d8df97a96e0bb33df8184f06e69a162aca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling cortex-m-rt v0.7.3
[INFO] [stderr]    Compiling paste v1.0.13
[INFO] [stderr]    Compiling atsamd21e v0.11.0
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling seq-macro v0.2.2
[INFO] [stderr]     Checking replace_with v0.1.7
[INFO] [stderr]    Compiling neokey_trinkey v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking usb-device v0.2.9
[INFO] [stderr]     Checking cortex-m v0.7.7
[INFO] [stderr]     Checking usbd-serial v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling modular-bitfield-impl v0.11.2
[INFO] [stderr]     Checking modular-bitfield v0.11.2
[INFO] [stderr]     Checking atsamd-hal v0.14.0
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `smart_leds`
[INFO] [stdout]   --> examples/rainbow.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use smart_leds::{brightness, hsv::RGB8, SmartLedsWrite};
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `smart_leds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `smart_leds`
[INFO] [stdout]   --> examples/rainbow.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use smart_leds::{brightness, hsv::RGB8, SmartLedsWrite};
[INFO] [stdout]    |     ^^^^^^^^^^ use of undeclared crate or module `smart_leds`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ws2812_timer_delay`
[INFO] [stdout]   --> examples/rainbow.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use ws2812_timer_delay::Ws2812;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `ws2812_timer_delay`
[INFO] [stdout] 
[INFO] [stdout] 
[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: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neokey_trinkey` (example "rainbow") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "c4bc84b9682b0acd1afa208a506cf0d8df97a96e0bb33df8184f06e69a162aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bc84b9682b0acd1afa208a506cf0d8df97a96e0bb33df8184f06e69a162aca", kill_on_drop: false }`
[INFO] [stdout] c4bc84b9682b0acd1afa208a506cf0d8df97a96e0bb33df8184f06e69a162aca
