[INFO] fetching crate tim-systick-monotonic 0.1.0...
[INFO] testing tim-systick-monotonic-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tim-systick-monotonic 0.1.0 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate tim-systick-monotonic 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tim-systick-monotonic 0.1.0
[INFO] finished tweaking crates.io crate tim-systick-monotonic 0.1.0
[INFO] tweaked toml for crates.io crate tim-systick-monotonic 0.1.0 written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal v0.2.6
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded volatile-register v0.2.1
[INFO] [stderr]   Downloaded cortex-m v0.7.3
[INFO] [stderr]   Downloaded embedded-time v0.12.0
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded rtic-monotonic v0.1.0-alpha.2
[INFO] [stderr]   Downloaded stm32l0 v0.10.0
[INFO] [stderr]   Downloaded aligned v0.3.5
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded stm32f0 v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68620bf9dbc446ab74474e90cbc4943e01d94b0537c7f18407e0c2488e2f36e6
[INFO] running `Command { std: "docker" "start" "-a" "68620bf9dbc446ab74474e90cbc4943e01d94b0537c7f18407e0c2488e2f36e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68620bf9dbc446ab74474e90cbc4943e01d94b0537c7f18407e0c2488e2f36e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68620bf9dbc446ab74474e90cbc4943e01d94b0537c7f18407e0c2488e2f36e6", kill_on_drop: false }`
[INFO] [stdout] 68620bf9dbc446ab74474e90cbc4943e01d94b0537c7f18407e0c2488e2f36e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6b996639084363647e74d186e621686f4ede3d656187a44fe2375c2e8db782c
[INFO] running `Command { std: "docker" "start" "-a" "f6b996639084363647e74d186e621686f4ede3d656187a44fe2375c2e8db782c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling volatile-register v0.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.12.0
[INFO] [stderr]    Compiling rtic-monotonic v0.1.0-alpha.2
[INFO] [stderr]    Compiling tim-systick-monotonic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `TimMsb` in this scope
[INFO] [stdout]   --> src/lib.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     tim_msb: TimMsb,
[INFO] [stdout]    |              ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TimLsb` in this scope
[INFO] [stdout]   --> src/lib.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |     tim_lsb: TimLsb,
[INFO] [stdout]    |              ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TimMsb` in this scope
[INFO] [stdout]   --> src/lib.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(systick: SYST, mut tim_msb: TimMsb, mut tim_lsb: TimLsb, sysclk: u32) -> Self {
[INFO] [stdout]    |                                            ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TimLsb` in this scope
[INFO] [stdout]   --> src/lib.rs:39:65
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn new(systick: SYST, mut tim_msb: TimMsb, mut tim_lsb: TimLsb, sysclk: u32) -> Self {
[INFO] [stdout]    |                                                                 ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TimMsb` in this scope
[INFO] [stdout]   --> src/lib.rs:50:34
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn timers_init(tim_msb: &mut TimMsb, tim_lsb: &mut TimLsb) {
[INFO] [stdout]    |                                  ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `TimLsb` in this scope
[INFO] [stdout]   --> src/lib.rs:50:56
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn timers_init(tim_msb: &mut TimMsb, tim_lsb: &mut TimLsb) {
[INFO] [stdout]    |                                                        ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pac`
[INFO] [stdout]   --> src/lib.rs:51:36
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let device = unsafe { pac::Peripherals::steal() };
[INFO] [stdout]    |                                    ^^^^^^^^^^^ not found in `pac`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 3  | use cortex_m::Peripherals;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tim-systick-monotonic` due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f6b996639084363647e74d186e621686f4ede3d656187a44fe2375c2e8db782c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b996639084363647e74d186e621686f4ede3d656187a44fe2375c2e8db782c", kill_on_drop: false }`
[INFO] [stdout] f6b996639084363647e74d186e621686f4ede3d656187a44fe2375c2e8db782c