[INFO] fetching crate adafruit-nrf52840-express 0.2.0...
[INFO] checking adafruit-nrf52840-express-0.2.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate adafruit-nrf52840-express 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate adafruit-nrf52840-express 0.2.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adafruit-nrf52840-express 0.2.0
[INFO] finished tweaking crates.io crate adafruit-nrf52840-express 0.2.0
[INFO] tweaked toml for crates.io crate adafruit-nrf52840-express 0.2.0 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" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded critical-section v1.1.2
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded usb-device v0.2.9
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded critical-section v0.2.8
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.15
[INFO] [stderr]   Downloaded nrf52840-pac v0.10.1
[INFO] [stderr]   Downloaded nrf52840-hal v0.14.1
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded bare-metal v1.0.0
[INFO] [stderr]   Downloaded fixed v1.24.0
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded bytemuck v1.14.1
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.6.15
[INFO] [stderr]   Downloaded embedded-storage v0.2.0
[INFO] [stderr]   Downloaded shared-bus v0.2.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded aligned v0.3.5
[INFO] [stderr]   Downloaded nrf-hal-common v0.14.1
[INFO] [stderr]   Downloaded nrf-usbd v0.1.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35ba6c49095845a4354244c25dc4cd02413f6945b785ff66eb996603a6ba93ee
[INFO] running `Command { std: "docker" "start" "-a" "35ba6c49095845a4354244c25dc4cd02413f6945b785ff66eb996603a6ba93ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35ba6c49095845a4354244c25dc4cd02413f6945b785ff66eb996603a6ba93ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ba6c49095845a4354244c25dc4cd02413f6945b785ff66eb996603a6ba93ee", kill_on_drop: false }`
[INFO] [stdout] 35ba6c49095845a4354244c25dc4cd02413f6945b785ff66eb996603a6ba93ee
[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=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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5254a9b1fa98d7113569c42917f76f5e4a0d1c512c347f30f616bd3338570fad
[INFO] running `Command { std: "docker" "start" "-a" "5254a9b1fa98d7113569c42917f76f5e4a0d1c512c347f30f616bd3338570fad", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `thumbv7em-none-eabihf` target may not be installed
[INFO] [stdout]   = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`
[INFO] [stdout]   = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `compiler_builtins`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     extern crate core;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]    |
[INFO] [stdout]    = note: the `thumbv7em-none-eabihf` target may not be installed
[INFO] [stdout]    = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`
[INFO] [stdout]    = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `derive` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:28:3
[INFO] [stdout]    |
[INFO] [stdout] 28 | #[derive(Copy)]
[INFO] [stdout]    |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Clone` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Clone for Void {
[INFO] [stdout]    |      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Option` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:56:37
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn partial_cmp(&self, _: &T) -> Option<cmp::Ordering> {
[INFO] [stdout]    |                                     ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Sized` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub trait ResultVoidExt<T>: Sized {
[INFO] [stdout]    |                             ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Result` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:90:30
[INFO] [stdout]    |
[INFO] [stdout] 90 | impl<T> ResultVoidExt<T> for Result<T, Void> {
[INFO] [stdout]    |                              ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Ok` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             Ok(val) => val,
[INFO] [stdout]    |             ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Err` in this scope
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Err(e) => unreachable(e)
[INFO] [stdout]    |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Sized` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub trait ResultVoidErrExt<E>: Sized {
[INFO] [stdout]     |                                ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Result` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl<E> ResultVoidErrExt<E> for Result<Void, E> {
[INFO] [stdout]     |                                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Ok` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:116:13
[INFO] [stdout]     |
[INFO] [stdout] 116 |             Ok(v) => unreachable(v),
[INFO] [stdout]     |             ^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `Err` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/void-1.0.2/src/lib.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |             Err(e) => e
[INFO] [stdout]     |             ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0463, E0531.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `void` (lib) due to 15 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `thumbv7em-none-eabihf` target may not be installed
[INFO] [stdout]   = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`
[INFO] [stdout]   = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `compiler_builtins`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nb-1.1.0/src/lib.rs:192:5
[INFO] [stdout]     |
[INFO] [stdout] 192 | use core::fmt;
[INFO] [stdout]     |     ^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: the `thumbv7em-none-eabihf` target may not be installed
[INFO] [stdout]     = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`
[INFO] [stdout]     = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `derive` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nb-1.1.0/src/lib.rs:201:3
[INFO] [stdout]     |
[INFO] [stdout] 201 | #[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
[INFO] [stdout]     |   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nb-1.1.0/src/lib.rs:195:27
[INFO] [stdout]     |
[INFO] [stdout] 195 | pub type Result<T, E> = ::core::result::Result<T, Error<E>>;
[INFO] [stdout]     |                           ^^^^ can't find crate
[INFO] [stdout]     |
[INFO] [stdout]     = note: the `thumbv7em-none-eabihf` target may not be installed
[INFO] [stdout]     = help: consider downloading the target with `rustup target add thumbv7em-none-eabihf`
[INFO] [stdout]     = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FnOnce` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nb-1.1.0/src/lib.rs:239:12
[INFO] [stdout]     |
[INFO] [stdout] 239 |         F: FnOnce(E) -> T,
[INFO] [stdout]     |            ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `From` in this scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nb-1.1.0/src/lib.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 248 | impl<E> From<E> for Error<E> {
[INFO] [stdout]     |         ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0463.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nb` (lib) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "5254a9b1fa98d7113569c42917f76f5e4a0d1c512c347f30f616bd3338570fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5254a9b1fa98d7113569c42917f76f5e4a0d1c512c347f30f616bd3338570fad", kill_on_drop: false }`
[INFO] [stdout] 5254a9b1fa98d7113569c42917f76f5e4a0d1c512c347f30f616bd3338570fad
