[INFO] updating cached repository endeav0r/skua
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/endeav0r/skua
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/endeav0r/skua" "work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/endeav0r/skua" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endeav0r/skua"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endeav0r/skua'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6e5ea91902b02acc9939085f7fbc80bc9b9480ee
[INFO] sha for GitHub repo endeav0r/skua: 6e5ea91902b02acc9939085f7fbc80bc9b9480ee
[INFO] validating manifest of endeav0r/skua 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 endeav0r/skua 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 endeav0r/skua
[INFO] finished frobbing endeav0r/skua
[INFO] frobbed toml for endeav0r/skua written to work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua/Cargo.toml
[INFO] started frobbing endeav0r/skua
[INFO] finished frobbing endeav0r/skua
[INFO] frobbed toml for endeav0r/skua written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/endeav0r/skua/Cargo.toml
[INFO] crate endeav0r/skua 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 endeav0r/skua against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7404d0671791fe4942774688bbc7560bc9b9e3b476f886f7b5f3b0881748d6d1
[INFO] running `"docker" "start" "-a" "7404d0671791fe4942774688bbc7560bc9b9e3b476f886f7b5f3b0881748d6d1"`
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling syn v0.15.6
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling goblin v0.0.17
[INFO] [stderr]    Compiling skua v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> lib/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         types {
[INFO] [stderr] 14 | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 15 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> lib/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         types {
[INFO] [stderr] 14 | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 15 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | /     error_chain! {
[INFO] [stderr] 8  | |         types {
[INFO] [stderr] 9  | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 10 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | /     error_chain! {
[INFO] [stderr] 8  | |         types {
[INFO] [stderr] 9  | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 10 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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]     Finished dev [unoptimized + debuginfo] target(s) in 31.62s
[INFO] running `"docker" "inspect" "7404d0671791fe4942774688bbc7560bc9b9e3b476f886f7b5f3b0881748d6d1"`
[INFO] running `"docker" "rm" "-f" "7404d0671791fe4942774688bbc7560bc9b9e3b476f886f7b5f3b0881748d6d1"`
[INFO] [stdout] 7404d0671791fe4942774688bbc7560bc9b9e3b476f886f7b5f3b0881748d6d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 34b79a5f8371f23712e4e5b93062a571b52c1947e7ca630a519c503b871d98c5
[INFO] running `"docker" "start" "-a" "34b79a5f8371f23712e4e5b93062a571b52c1947e7ca630a519c503b871d98c5"`
[INFO] [stderr]    Compiling skua v0.0.1 (/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:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | /     error_chain! {
[INFO] [stderr] 8  | |         types {
[INFO] [stderr] 9  | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 10 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:7:5
[INFO] [stderr]    |
[INFO] [stderr] 7  | /     error_chain! {
[INFO] [stderr] 8  | |         types {
[INFO] [stderr] 9  | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 10 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |         }
[INFO] [stderr] 25 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> lib/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         types {
[INFO] [stderr] 14 | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 15 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> lib/lib.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         types {
[INFO] [stderr] 14 | |             Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 15 | |         }
[INFO] [stderr] ...  |
[INFO] [stderr] 27 | |         }
[INFO] [stderr] 28 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "34b79a5f8371f23712e4e5b93062a571b52c1947e7ca630a519c503b871d98c5"`
[INFO] running `"docker" "rm" "-f" "34b79a5f8371f23712e4e5b93062a571b52c1947e7ca630a519c503b871d98c5"`
[INFO] [stdout] 34b79a5f8371f23712e4e5b93062a571b52c1947e7ca630a519c503b871d98c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/endeav0r/skua:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 17bb8a939624cabb458861c40f9746d5d7fa3de4a77420699221140f72697b32
[INFO] running `"docker" "start" "-a" "17bb8a939624cabb458861c40f9746d5d7fa3de4a77420699221140f72697b32"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/skua-166cb619f3b1df29
[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/test-c0c1fb5fbf963d9b
[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 skua
[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" "17bb8a939624cabb458861c40f9746d5d7fa3de4a77420699221140f72697b32"`
[INFO] running `"docker" "rm" "-f" "17bb8a939624cabb458861c40f9746d5d7fa3de4a77420699221140f72697b32"`
[INFO] [stdout] 17bb8a939624cabb458861c40f9746d5d7fa3de4a77420699221140f72697b32