[INFO] updating cached repository tbehner/keysetrs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tbehner/keysetrs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tbehner/keysetrs" "work/ex/beta-1.38-1/sources/1.37.0/gh/tbehner/keysetrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tbehner/keysetrs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tbehner/keysetrs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0aefd7cc5841866d57b150d517a962c835d976ab
[INFO] sha for GitHub repo tbehner/keysetrs: 0aefd7cc5841866d57b150d517a962c835d976ab
[INFO] validating manifest of tbehner/keysetrs 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 tbehner/keysetrs 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 tbehner/keysetrs
[INFO] finished frobbing tbehner/keysetrs
[INFO] frobbed toml for tbehner/keysetrs written to work/ex/beta-1.38-1/sources/1.37.0/gh/tbehner/keysetrs/Cargo.toml
[INFO] started frobbing tbehner/keysetrs
[INFO] finished frobbing tbehner/keysetrs
[INFO] frobbed toml for tbehner/keysetrs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs/Cargo.toml
[INFO] crate tbehner/keysetrs already has a lockfile, it will not be regenerated
[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 tbehner/keysetrs 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs:/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] 5440686b4f1bb1a4a4121529144fdf190e74d41b0abe1a4bf8459c40b8f160e9
[INFO] running `"docker" "start" "-a" "5440686b4f1bb1a4a4121529144fdf190e74d41b0abe1a4bf8459c40b8f160e9"`
[INFO] [stderr]    Compiling libusb-sys v0.2.3
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling bit-set v0.2.0
[INFO] [stderr]    Compiling toml v0.4.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling structopt-derive v0.1.5
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling backtrace v0.3.4
[INFO] [stderr]    Compiling libusb v0.3.0
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.21
[INFO] [stderr]    Compiling structopt v0.1.5
[INFO] [stderr]    Compiling keysetrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | /     error_chain! { 
[INFO] [stderr] 7  | |         foreign_links {
[INFO] [stderr] 8  | |             Libusb(::libusb::Error);
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     file.read_to_string(&mut result).chain_err(|| format!("Can't read `{}`", path));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.14s
[INFO] running `"docker" "inspect" "5440686b4f1bb1a4a4121529144fdf190e74d41b0abe1a4bf8459c40b8f160e9"`
[INFO] running `"docker" "rm" "-f" "5440686b4f1bb1a4a4121529144fdf190e74d41b0abe1a4bf8459c40b8f160e9"`
[INFO] [stdout] 5440686b4f1bb1a4a4121529144fdf190e74d41b0abe1a4bf8459c40b8f160e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs:/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] d0c9d087e299ea9e9c4699ad1b7b475d067b2b939426f466733b1ea6aba91de3
[INFO] running `"docker" "start" "-a" "d0c9d087e299ea9e9c4699ad1b7b475d067b2b939426f466733b1ea6aba91de3"`
[INFO] [stderr]    Compiling keysetrs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | /     error_chain! { 
[INFO] [stderr] 7  | |         foreign_links {
[INFO] [stderr] 8  | |             Libusb(::libusb::Error);
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     file.read_to_string(&mut result).chain_err(|| format!("Can't read `{}`", path));
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "d0c9d087e299ea9e9c4699ad1b7b475d067b2b939426f466733b1ea6aba91de3"`
[INFO] running `"docker" "rm" "-f" "d0c9d087e299ea9e9c4699ad1b7b475d067b2b939426f466733b1ea6aba91de3"`
[INFO] [stdout] d0c9d087e299ea9e9c4699ad1b7b475d067b2b939426f466733b1ea6aba91de3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tbehner/keysetrs:/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] 1131e6fd0704e05a27a743a85637ea9dfe928683f20be3ee1dcffec346d32da4
[INFO] running `"docker" "start" "-a" "1131e6fd0704e05a27a743a85637ea9dfe928683f20be3ee1dcffec346d32da4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[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]      Running /opt/crater/target/debug/deps/keysetrs-0018515a61331fd0
[INFO] running `"docker" "inspect" "1131e6fd0704e05a27a743a85637ea9dfe928683f20be3ee1dcffec346d32da4"`
[INFO] running `"docker" "rm" "-f" "1131e6fd0704e05a27a743a85637ea9dfe928683f20be3ee1dcffec346d32da4"`
[INFO] [stdout] 1131e6fd0704e05a27a743a85637ea9dfe928683f20be3ee1dcffec346d32da4