[INFO] cloning repository andygrove/hmc5883l-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/andygrove/hmc5883l-rs.git" "work/cache/sources/gh/andygrove/hmc5883l-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/andygrove/hmc5883l-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/andygrove/hmc5883l-rs" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/andygrove/hmc5883l-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/andygrove/hmc5883l-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andygrove/hmc5883l-rs" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3af6381c47c0f2d4b41cffc77e7e0672072cf531
[INFO] sha for GitHub repo andygrove/hmc5883l-rs: 3af6381c47c0f2d4b41cffc77e7e0672072cf531
[INFO] validating manifest of andygrove/hmc5883l-rs on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of andygrove/hmc5883l-rs on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing andygrove/hmc5883l-rs
[INFO] finished frobbing andygrove/hmc5883l-rs
[INFO] frobbed toml for andygrove/hmc5883l-rs written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/andygrove/hmc5883l-rs/Cargo.toml
[INFO] started frobbing andygrove/hmc5883l-rs
[INFO] finished frobbing andygrove/hmc5883l-rs
[INFO] frobbed toml for andygrove/hmc5883l-rs written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs/Cargo.toml
[INFO] crate andygrove/hmc5883l-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/andygrove/hmc5883l-rs/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing andygrove/hmc5883l-rs against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 8e07e1f567a0200ad6c0fe40a4a2034ea0dde6091523e09f2a48ade185c2b681
[INFO] running `"docker" "start" "-a" "8e07e1f567a0200ad6c0fe40a4a2034ea0dde6091523e09f2a48ade185c2b681"`
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]    Compiling hmc5883l v1.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.41s
[INFO] running `"docker" "inspect" "8e07e1f567a0200ad6c0fe40a4a2034ea0dde6091523e09f2a48ade185c2b681"`
[INFO] running `"docker" "rm" "-f" "8e07e1f567a0200ad6c0fe40a4a2034ea0dde6091523e09f2a48ade185c2b681"`
[INFO] [stdout] 8e07e1f567a0200ad6c0fe40a4a2034ea0dde6091523e09f2a48ade185c2b681
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b993fc72ba7571e18c69708e0beac22f829f1d591670e44e05ff1a53230af11a
[INFO] running `"docker" "start" "-a" "b993fc72ba7571e18c69708e0beac22f829f1d591670e44e05ff1a53230af11a"`
[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 2.19s
[INFO] running `"docker" "inspect" "b993fc72ba7571e18c69708e0beac22f829f1d591670e44e05ff1a53230af11a"`
[INFO] running `"docker" "rm" "-f" "b993fc72ba7571e18c69708e0beac22f829f1d591670e44e05ff1a53230af11a"`
[INFO] [stdout] b993fc72ba7571e18c69708e0beac22f829f1d591670e44e05ff1a53230af11a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/andygrove/hmc5883l-rs:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 455b3ecc74b45d545632ea40fc8f351a988c566d636a30a70c8b233d9969e9b7
[INFO] running `"docker" "start" "-a" "455b3ecc74b45d545632ea40fc8f351a988c566d636a30a70c8b233d9969e9b7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hmc5883l-639a5b5208fcb103
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hmc5883l
[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] [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" "455b3ecc74b45d545632ea40fc8f351a988c566d636a30a70c8b233d9969e9b7"`
[INFO] running `"docker" "rm" "-f" "455b3ecc74b45d545632ea40fc8f351a988c566d636a30a70c8b233d9969e9b7"`
[INFO] [stdout] 455b3ecc74b45d545632ea40fc8f351a988c566d636a30a70c8b233d9969e9b7