[INFO] updating cached repository unixunion/rust-training
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/unixunion/rust-training
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/unixunion/rust-training" "work/ex/beta-1.38-1/sources/1.37.0/gh/unixunion/rust-training"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/unixunion/rust-training'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/unixunion/rust-training" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixunion/rust-training"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixunion/rust-training'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1f7bd9f5ea972924d849b648c3bf1e7f07c4a622
[INFO] sha for GitHub repo unixunion/rust-training: 1f7bd9f5ea972924d849b648c3bf1e7f07c4a622
[INFO] validating manifest of unixunion/rust-training 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 unixunion/rust-training 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 unixunion/rust-training
[INFO] finished frobbing unixunion/rust-training
[INFO] frobbed toml for unixunion/rust-training written to work/ex/beta-1.38-1/sources/1.37.0/gh/unixunion/rust-training/Cargo.toml
[INFO] started frobbing unixunion/rust-training
[INFO] finished frobbing unixunion/rust-training
[INFO] frobbed toml for unixunion/rust-training written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/unixunion/rust-training/Cargo.toml
[INFO] crate unixunion/rust-training 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 unixunion/rust-training 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-4/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/unixunion/rust-training:/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] 16f63cb6d18c37c44c7e41843bcc232b64c514f002f6d189cc68430a2e6f406e
[INFO] running `"docker" "start" "-a" "16f63cb6d18c37c44c7e41843bcc232b64c514f002f6d189cc68430a2e6f406e"`
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling protobuf v2.3.0
[INFO] [stderr]    Compiling prometheus v0.5.0
[INFO] [stderr]    Compiling spin v0.4.10
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling h2 v0.1.16
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.24
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling ksh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Client`, `header`
[INFO] [stderr]   --> src/main.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | use hyper::{Body, Client, header, Request, Response, Server, Method, StatusCode};
[INFO] [stderr]    |                   ^^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::client::HttpConnector`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use hyper::client::HttpConnector;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::service::service_fn_ok`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use hyper::service::service_fn_ok;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:19
[INFO] [stderr]    |
[INFO] [stderr] 54 | type BoxFut = Box<Future<Item=Response<Body>, Error=hyper::Error> + Send>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Response<Body>, Error=hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/main.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use hyper::rt::{Future, Stream};
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `"docker" "inspect" "16f63cb6d18c37c44c7e41843bcc232b64c514f002f6d189cc68430a2e6f406e"`
[INFO] running `"docker" "rm" "-f" "16f63cb6d18c37c44c7e41843bcc232b64c514f002f6d189cc68430a2e6f406e"`
[INFO] [stdout] 16f63cb6d18c37c44c7e41843bcc232b64c514f002f6d189cc68430a2e6f406e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/unixunion/rust-training:/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] 409c9937e6c2f5f8364e03ddfdc4e9064ec6dc4d1eeac77fe895858940533376
[INFO] running `"docker" "start" "-a" "409c9937e6c2f5f8364e03ddfdc4e9064ec6dc4d1eeac77fe895858940533376"`
[INFO] [stderr]    Compiling ksh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Client`, `header`
[INFO] [stderr]   --> src/main.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 | use hyper::{Body, Client, header, Request, Response, Server, Method, StatusCode};
[INFO] [stderr]    |                   ^^^^^^  ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::client::HttpConnector`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use hyper::client::HttpConnector;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `hyper::service::service_fn_ok`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use hyper::service::service_fn_ok;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:54:19
[INFO] [stderr]    |
[INFO] [stderr] 54 | type BoxFut = Box<Future<Item=Response<Body>, Error=hyper::Error> + Send>;
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Response<Body>, Error=hyper::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]   --> src/main.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use hyper::rt::{Future, Stream};
[INFO] [stderr]    |                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `"docker" "inspect" "409c9937e6c2f5f8364e03ddfdc4e9064ec6dc4d1eeac77fe895858940533376"`
[INFO] running `"docker" "rm" "-f" "409c9937e6c2f5f8364e03ddfdc4e9064ec6dc4d1eeac77fe895858940533376"`
[INFO] [stdout] 409c9937e6c2f5f8364e03ddfdc4e9064ec6dc4d1eeac77fe895858940533376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/unixunion/rust-training:/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] c49f6bc691f25a54f2b08d026eb5f9ff59f7f1e09accdcdc2d06572bc89e4fb1
[INFO] running `"docker" "start" "-a" "c49f6bc691f25a54f2b08d026eb5f9ff59f7f1e09accdcdc2d06572bc89e4fb1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ksh-164391778cc228f2
[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" "c49f6bc691f25a54f2b08d026eb5f9ff59f7f1e09accdcdc2d06572bc89e4fb1"`
[INFO] running `"docker" "rm" "-f" "c49f6bc691f25a54f2b08d026eb5f9ff59f7f1e09accdcdc2d06572bc89e4fb1"`
[INFO] [stdout] c49f6bc691f25a54f2b08d026eb5f9ff59f7f1e09accdcdc2d06572bc89e4fb1