[INFO] crate rmicrobit 1.0.1 is already in cache
[INFO] testing rmicrobit-1.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rmicrobit 1.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rmicrobit 1.0.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-13/source/Cargo.toml
[INFO] crate crates.io crate rmicrobit 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 34536dcd85228fc6f9dbfd23bfd8ed1861f2a302118b837bfefb5fdcabd7e713
[INFO] running `"docker" "start" "-a" "34536dcd85228fc6f9dbfd23bfd8ed1861f2a302118b837bfefb5fdcabd7e713"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf51 v0.7.0
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rmicrobit v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tiny-led-matrix v1.0.1
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling as-slice v0.1.2
[INFO] [stderr]    Compiling aligned v0.3.2
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stderr]    Compiling nrf51-hal v0.7.1
[INFO] [stderr] warning: associated type `width` should have an upper camel case name
[INFO] [stderr]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.66s
[INFO] running `"docker" "inspect" "34536dcd85228fc6f9dbfd23bfd8ed1861f2a302118b837bfefb5fdcabd7e713"`
[INFO] running `"docker" "rm" "-f" "34536dcd85228fc6f9dbfd23bfd8ed1861f2a302118b837bfefb5fdcabd7e713"`
[INFO] [stdout] 34536dcd85228fc6f9dbfd23bfd8ed1861f2a302118b837bfefb5fdcabd7e713
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e61ea2d191138cf3f60185b5f181512b3b76b11f0e2b7449149d3aa841725f5
[INFO] running `"docker" "start" "-a" "6e61ea2d191138cf3f60185b5f181512b3b76b11f0e2b7449149d3aa841725f5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling heapless v0.5.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]    Compiling cortex-m-rtfm v0.5.1
[INFO] [stderr]    Compiling rtfm-core v0.3.0
[INFO] [stderr]    Compiling numtoa v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr] warning: associated type `width` should have an upper camel case name
[INFO] [stderr]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling panic-semihosting v0.5.3
[INFO] [stderr]    Compiling rtfm-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.5.0
[INFO] [stderr]    Compiling rmicrobit v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[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] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: associated type `width` should have an upper camel case name
[INFO] [stderr]   --> src/buttons/monitors/holding.rs:16:10
[INFO] [stderr]    |
[INFO] [stderr] 16 |     type width: PartialOrd + AddAssign + Copy;
[INFO] [stderr]    |          ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Width`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6e61ea2d191138cf3f60185b5f181512b3b76b11f0e2b7449149d3aa841725f5"`
[INFO] running `"docker" "rm" "-f" "6e61ea2d191138cf3f60185b5f181512b3b76b11f0e2b7449149d3aa841725f5"`
[INFO] [stdout] 6e61ea2d191138cf3f60185b5f181512b3b76b11f0e2b7449149d3aa841725f5