[INFO] fetching crate nrf51 0.10.0...
[INFO] testing nrf51-0.10.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nrf51 0.10.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate nrf51 0.10.0
[INFO] finished tweaking crates.io crate nrf51 0.10.0
[INFO] tweaked toml for crates.io crate nrf51 0.10.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nrf51 0.10.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding bare-metal v0.2.5 (available: v1.0.0)
[INFO] [stderr]       Adding cortex-m v0.6.7 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m-rt v0.6.15 (available: v0.7.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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 cortex-m-rt v0.6.15
[INFO] [stderr]   Downloaded generic-array v0.14.7
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.6.15
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded aligned v0.3.5
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded generic-array v0.12.4
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded syn v1.0.109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce1c77bcdb5b53093fefffa1105e3ce81995c2dc046793ce2d721b2cb69800ac
[INFO] running `Command { std: "docker" "start" "-a" "ce1c77bcdb5b53093fefffa1105e3ce81995c2dc046793ce2d721b2cb69800ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce1c77bcdb5b53093fefffa1105e3ce81995c2dc046793ce2d721b2cb69800ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1c77bcdb5b53093fefffa1105e3ce81995c2dc046793ce2d721b2cb69800ac", kill_on_drop: false }`
[INFO] [stdout] ce1c77bcdb5b53093fefffa1105e3ce81995c2dc046793ce2d721b2cb69800ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c3e2c2aa7b408b7943f90b79026d75e1c087042a7447bee639209ea29723e9
[INFO] running `Command { std: "docker" "start" "-a" "a9c3e2c2aa7b408b7943f90b79026d75e1c087042a7447bee639209ea29723e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling nrf51 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "a9c3e2c2aa7b408b7943f90b79026d75e1c087042a7447bee639209ea29723e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c3e2c2aa7b408b7943f90b79026d75e1c087042a7447bee639209ea29723e9", kill_on_drop: false }`
[INFO] [stdout] a9c3e2c2aa7b408b7943f90b79026d75e1c087042a7447bee639209ea29723e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 321ee5c66f71c57305d3e334a1dc42b06fe75c77d2c81318ad068eb7012d0b7c
[INFO] running `Command { std: "docker" "start" "-a" "321ee5c66f71c57305d3e334a1dc42b06fe75c77d2c81318ad068eb7012d0b7c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nrf51 v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "321ee5c66f71c57305d3e334a1dc42b06fe75c77d2c81318ad068eb7012d0b7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "321ee5c66f71c57305d3e334a1dc42b06fe75c77d2c81318ad068eb7012d0b7c", kill_on_drop: false }`
[INFO] [stdout] 321ee5c66f71c57305d3e334a1dc42b06fe75c77d2c81318ad068eb7012d0b7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 920ce6c2dfb1f72ea2d8b2f064bde7f16604abe25d62ce8f692e20d263fc673b
[INFO] running `Command { std: "docker" "start" "-a" "920ce6c2dfb1f72ea2d8b2f064bde7f16604abe25d62ce8f692e20d263fc673b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nrf51-194144cb18fa866b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nrf51
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "920ce6c2dfb1f72ea2d8b2f064bde7f16604abe25d62ce8f692e20d263fc673b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "920ce6c2dfb1f72ea2d8b2f064bde7f16604abe25d62ce8f692e20d263fc673b", kill_on_drop: false }`
[INFO] [stdout] 920ce6c2dfb1f72ea2d8b2f064bde7f16604abe25d62ce8f692e20d263fc673b