[INFO] fetching crate tm1637 0.1.0...
[INFO] testing tm1637-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tm1637 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate tm1637 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tm1637 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tm1637 0.1.0
[INFO] tweaked toml for crates.io crate tm1637 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate tm1637 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nb v0.1.2
[INFO] [stderr]   Downloaded panic-halt v0.2.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded aligned v0.3.2
[INFO] [stderr]   Downloaded cortex-m v0.6.2
[INFO] [stderr]   Downloaded as-slice v0.1.3
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 092ef5d34da4f03a531c23d8e228b2a818b9a8b043340bda86c9a9e4f6fcdcdf
[INFO] running `Command { std: "docker" "start" "-a" "092ef5d34da4f03a531c23d8e228b2a818b9a8b043340bda86c9a9e4f6fcdcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "092ef5d34da4f03a531c23d8e228b2a818b9a8b043340bda86c9a9e4f6fcdcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092ef5d34da4f03a531c23d8e228b2a818b9a8b043340bda86c9a9e4f6fcdcdf", kill_on_drop: false }`
[INFO] [stdout] 092ef5d34da4f03a531c23d8e228b2a818b9a8b043340bda86c9a9e4f6fcdcdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c93bbbdd550456712af48a6e014b75bfb79b8ec78086bd524f0977092756b3f0
[INFO] running `Command { std: "docker" "start" "-a" "c93bbbdd550456712af48a6e014b75bfb79b8ec78086bd524f0977092756b3f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling tm1637 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "c93bbbdd550456712af48a6e014b75bfb79b8ec78086bd524f0977092756b3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93bbbdd550456712af48a6e014b75bfb79b8ec78086bd524f0977092756b3f0", kill_on_drop: false }`
[INFO] [stdout] c93bbbdd550456712af48a6e014b75bfb79b8ec78086bd524f0977092756b3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 856716dfeaaf8932aaaa0e6810c29f8282107f937ba3dc4e9f2d0f64e8d0a51c
[INFO] running `Command { std: "docker" "start" "-a" "856716dfeaaf8932aaaa0e6810c29f8282107f937ba3dc4e9f2d0f64e8d0a51c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.12
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling as-slice v0.1.3
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling tm1637 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `stm32f103xx_hal`
[INFO] [stdout]  --> examples/main.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate stm32f103xx_hal as hal;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tm1637` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "856716dfeaaf8932aaaa0e6810c29f8282107f937ba3dc4e9f2d0f64e8d0a51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856716dfeaaf8932aaaa0e6810c29f8282107f937ba3dc4e9f2d0f64e8d0a51c", kill_on_drop: false }`
[INFO] [stdout] 856716dfeaaf8932aaaa0e6810c29f8282107f937ba3dc4e9f2d0f64e8d0a51c