[INFO] updating cached repository joeybloggs/mandlebrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/joeybloggs/mandlebrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/joeybloggs/mandlebrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/joeybloggs/mandlebrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/joeybloggs/mandlebrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/joeybloggs/mandlebrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeybloggs/mandlebrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeybloggs/mandlebrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4ce0ac6953d0671a1600a8753d8e07a01a7ac622
[INFO] sha for GitHub repo joeybloggs/mandlebrot: 4ce0ac6953d0671a1600a8753d8e07a01a7ac622
[INFO] validating manifest of joeybloggs/mandlebrot 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 joeybloggs/mandlebrot 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 joeybloggs/mandlebrot
[INFO] finished frobbing joeybloggs/mandlebrot
[INFO] frobbed toml for joeybloggs/mandlebrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/joeybloggs/mandlebrot/Cargo.toml
[INFO] started frobbing joeybloggs/mandlebrot
[INFO] finished frobbing joeybloggs/mandlebrot
[INFO] frobbed toml for joeybloggs/mandlebrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/joeybloggs/mandlebrot/Cargo.toml
[INFO] crate joeybloggs/mandlebrot 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 joeybloggs/mandlebrot 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/joeybloggs/mandlebrot:/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] 22ca1d1e8bc7feb47e39b2d5f1e5c7bca23c8cdc17c3ed16dcaf0d56a1c04f99
[INFO] running `"docker" "start" "-a" "22ca1d1e8bc7feb47e39b2d5f1e5c7bca23c8cdc17c3ed16dcaf0d56a1c04f99"`
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling data-encoding v1.2.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling cookie v0.10.1
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling mio v0.6.12
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling http v0.1.4
[INFO] [stderr]    Compiling serde_qs v0.3.0
[INFO] [stderr]    Compiling tokio-core v0.1.12
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling hyper v0.11.15
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling reset-router v0.3.0
[INFO] [stderr]    Compiling mandlebrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:52:28
[INFO] [stderr]    |
[INFO] [stderr] 52 | type BoxFuture<I, E> = Box<Future<Item = I, Error = E>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = I, Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[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:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     error_chain! {
[INFO] [stderr] 57 | |         errors { }
[INFO] [stderr] 58 | |
[INFO] [stderr] 59 | |         foreign_links {
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     error_chain! {
[INFO] [stderr] 57 | |         errors { }
[INFO] [stderr] 58 | |
[INFO] [stderr] 59 | |         foreign_links {
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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 52.23s
[INFO] running `"docker" "inspect" "22ca1d1e8bc7feb47e39b2d5f1e5c7bca23c8cdc17c3ed16dcaf0d56a1c04f99"`
[INFO] running `"docker" "rm" "-f" "22ca1d1e8bc7feb47e39b2d5f1e5c7bca23c8cdc17c3ed16dcaf0d56a1c04f99"`
[INFO] [stdout] 22ca1d1e8bc7feb47e39b2d5f1e5c7bca23c8cdc17c3ed16dcaf0d56a1c04f99
[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/joeybloggs/mandlebrot:/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] 3b1158beceab7894131779652567262d1bd14bd0fb0bbb6f2cf21f28791bb0c6
[INFO] running `"docker" "start" "-a" "3b1158beceab7894131779652567262d1bd14bd0fb0bbb6f2cf21f28791bb0c6"`
[INFO] [stderr]    Compiling mandlebrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:52:28
[INFO] [stderr]    |
[INFO] [stderr] 52 | type BoxFuture<I, E> = Box<Future<Item = I, Error = E>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = I, Error = E>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[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:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     error_chain! {
[INFO] [stderr] 57 | |         errors { }
[INFO] [stderr] 58 | |
[INFO] [stderr] 59 | |         foreign_links {
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     error_chain! {
[INFO] [stderr] 57 | |         errors { }
[INFO] [stderr] 58 | |
[INFO] [stderr] 59 | |         foreign_links {
[INFO] [stderr] ...  |
[INFO] [stderr] 62 | |         }
[INFO] [stderr] 63 | |     }
[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 1.51s
[INFO] running `"docker" "inspect" "3b1158beceab7894131779652567262d1bd14bd0fb0bbb6f2cf21f28791bb0c6"`
[INFO] running `"docker" "rm" "-f" "3b1158beceab7894131779652567262d1bd14bd0fb0bbb6f2cf21f28791bb0c6"`
[INFO] [stdout] 3b1158beceab7894131779652567262d1bd14bd0fb0bbb6f2cf21f28791bb0c6
[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/joeybloggs/mandlebrot:/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] d5f9ecaa9392372dfba7798ceee7befd37f6de5846103f6aa0436c9ce6f6fdce
[INFO] running `"docker" "start" "-a" "d5f9ecaa9392372dfba7798ceee7befd37f6de5846103f6aa0436c9ce6f6fdce"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandlebrot-9b3371457fa414e2
[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" "d5f9ecaa9392372dfba7798ceee7befd37f6de5846103f6aa0436c9ce6f6fdce"`
[INFO] running `"docker" "rm" "-f" "d5f9ecaa9392372dfba7798ceee7befd37f6de5846103f6aa0436c9ce6f6fdce"`
[INFO] [stdout] d5f9ecaa9392372dfba7798ceee7befd37f6de5846103f6aa0436c9ce6f6fdce