[INFO] fetching crate rmicrobit 1.0.1...
[INFO] checking rmicrobit-1.0.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate rmicrobit 1.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rmicrobit 1.0.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmicrobit 1.0.1
[INFO] finished tweaking crates.io crate rmicrobit 1.0.1
[INFO] tweaked toml for crates.io crate rmicrobit 1.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rmicrobit 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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 syn v1.0.11
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded nb v0.1.2
[INFO] [stderr]   Downloaded autocfg v0.1.7
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.11
[INFO] [stderr]   Downloaded aligned v0.3.2
[INFO] [stderr]   Downloaded as-slice v0.1.2
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded generic-array v0.12.3
[INFO] [stderr]   Downloaded hash32 v0.1.1
[INFO] [stderr]   Downloaded cortex-m-rtfm v0.5.1
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.5
[INFO] [stderr]   Downloaded generic-array v0.13.2
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.1.7
[INFO] [stderr]   Downloaded embedded-hal v0.2.3
[INFO] [stderr]   Downloaded cortex-m v0.6.1
[INFO] [stderr]   Downloaded indexmap v1.3.0
[INFO] [stderr]   Downloaded nrf51-hal v0.7.1
[INFO] [stderr]   Downloaded vcell v0.1.2
[INFO] [stderr]   Downloaded panic-semihosting v0.5.3
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded typenum v1.11.2
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded fpa v0.1.0
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded numtoa v0.2.3
[INFO] [stderr]   Downloaded cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]   Downloaded heapless v0.5.1
[INFO] [stderr]   Downloaded rtfm-syntax v0.4.0
[INFO] [stderr]   Downloaded tiny-led-matrix v1.0.1
[INFO] [stderr]   Downloaded rtfm-core v0.3.0
[INFO] [stderr]   Downloaded nrf51 v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64b2ef03ab697043915e5b1e8e84ced61d224cd04b8e728bf4be7dacafdb26e2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64b2ef03ab697043915e5b1e8e84ced61d224cd04b8e728bf4be7dacafdb26e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64b2ef03ab697043915e5b1e8e84ced61d224cd04b8e728bf4be7dacafdb26e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b2ef03ab697043915e5b1e8e84ced61d224cd04b8e728bf4be7dacafdb26e2", kill_on_drop: false }`
[INFO] [stdout] 64b2ef03ab697043915e5b1e8e84ced61d224cd04b8e728bf4be7dacafdb26e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 85c08de9525147d091bbe4a9d7b8b82db7564496f913b1fe64cef89220cea10a
[INFO] running `Command { std: "docker" "start" "-a" "85c08de9525147d091bbe4a9d7b8b82db7564496f913b1fe64cef89220cea10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf51 v0.7.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling heapless v0.5.1
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.1
[INFO] [stderr]    Compiling rmicrobit v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tiny-led-matrix v1.0.1
[INFO] [stderr]     Checking rtfm-core v0.3.0
[INFO] [stderr]     Checking numtoa v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking as-slice v0.1.2
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]     Checking nrf51-hal v0.7.1
[INFO] [stdout] warning: associated type `width` should have an upper camel case name
[INFO] [stdout]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/font.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 |     ]};
[INFO] [stdout]    |       ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/image.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated type `width` should have an upper camel case name
[INFO] [stdout]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stdout]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/font.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 |     ]};
[INFO] [stdout]    |       ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/graphics/image.rs:89:10
[INFO] [stdout]    |
[INFO] [stdout] 89 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmicrobit`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> examples/demo/animation.rs:68:80
[INFO] [stdout]    |
[INFO] [stdout] 68 |             fn blank(_index: usize) -> GreyscaleImage {GreyscaleImage::blank()};
[INFO] [stdout]    |                                                                                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85c08de9525147d091bbe4a9d7b8b82db7564496f913b1fe64cef89220cea10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c08de9525147d091bbe4a9d7b8b82db7564496f913b1fe64cef89220cea10a", kill_on_drop: false }`
[INFO] [stdout] 85c08de9525147d091bbe4a9d7b8b82db7564496f913b1fe64cef89220cea10a