[INFO] crate hmc5883l 1.0.2 is already in cache
[INFO] extracting crate hmc5883l 1.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/hmc5883l/1.0.2
[INFO] extracting crate hmc5883l 1.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hmc5883l/1.0.2
[INFO] validating manifest of hmc5883l-1.0.2 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hmc5883l-1.0.2 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hmc5883l-1.0.2
[INFO] finished frobbing hmc5883l-1.0.2
[INFO] frobbed toml for hmc5883l-1.0.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hmc5883l/1.0.2/Cargo.toml
[INFO] started frobbing hmc5883l-1.0.2
[INFO] finished frobbing hmc5883l-1.0.2
[INFO] frobbed toml for hmc5883l-1.0.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hmc5883l/1.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing hmc5883l-1.0.2 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hmc5883l/1.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a257224b8532faa5d282a08bc30f0096dbd3f1f0a66ab2386095e68484601ca5
[INFO] running `"docker" "start" "-a" "a257224b8532faa5d282a08bc30f0096dbd3f1f0a66ab2386095e68484601ca5"`
[INFO] [stderr]    Compiling hmc5883l v1.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "a257224b8532faa5d282a08bc30f0096dbd3f1f0a66ab2386095e68484601ca5"`
[INFO] running `"docker" "rm" "-f" "a257224b8532faa5d282a08bc30f0096dbd3f1f0a66ab2386095e68484601ca5"`
[INFO] [stdout] a257224b8532faa5d282a08bc30f0096dbd3f1f0a66ab2386095e68484601ca5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hmc5883l/1.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 32ebfa1192caf7fe937de7fd0c314f237668fa4108f02012c72115adbcf0c97f
[INFO] running `"docker" "start" "-a" "32ebfa1192caf7fe937de7fd0c314f237668fa4108f02012c72115adbcf0c97f"`
[INFO] [stderr]    Compiling hmc5883l v1.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `declination_angle`
[INFO] [stderr]   --> examples/magnetometer.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let declination_angle = 0.22; // you need to set this based on your location
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_declination_angle`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "32ebfa1192caf7fe937de7fd0c314f237668fa4108f02012c72115adbcf0c97f"`
[INFO] running `"docker" "rm" "-f" "32ebfa1192caf7fe937de7fd0c314f237668fa4108f02012c72115adbcf0c97f"`
[INFO] [stdout] 32ebfa1192caf7fe937de7fd0c314f237668fa4108f02012c72115adbcf0c97f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hmc5883l/1.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 20edd20e09691186da073ed78d57b13e779f3ff1a36b1a335164d1b1a3e5a289
[INFO] running `"docker" "start" "-a" "20edd20e09691186da073ed78d57b13e779f3ff1a36b1a335164d1b1a3e5a289"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hmc5883l-a6691252f43e8424
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hmc5883l
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "20edd20e09691186da073ed78d57b13e779f3ff1a36b1a335164d1b1a3e5a289"`
[INFO] running `"docker" "rm" "-f" "20edd20e09691186da073ed78d57b13e779f3ff1a36b1a335164d1b1a3e5a289"`
[INFO] [stdout] 20edd20e09691186da073ed78d57b13e779f3ff1a36b1a335164d1b1a3e5a289