[INFO] updating cached repository choochootrain/smol
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/choochootrain/smol
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/choochootrain/smol" "work/ex/beta-1.38-1/sources/1.37.0/gh/choochootrain/smol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/choochootrain/smol'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/choochootrain/smol" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/choochootrain/smol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/choochootrain/smol'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5e97cf99eecfd4afa3db15674a202ae2d5440518
[INFO] sha for GitHub repo choochootrain/smol: 5e97cf99eecfd4afa3db15674a202ae2d5440518
[INFO] validating manifest of choochootrain/smol 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 choochootrain/smol 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 choochootrain/smol
[INFO] finished frobbing choochootrain/smol
[INFO] frobbed toml for choochootrain/smol written to work/ex/beta-1.38-1/sources/1.37.0/gh/choochootrain/smol/Cargo.toml
[INFO] started frobbing choochootrain/smol
[INFO] finished frobbing choochootrain/smol
[INFO] frobbed toml for choochootrain/smol written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/choochootrain/smol/Cargo.toml
[INFO] crate choochootrain/smol 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 choochootrain/smol 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-7/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/choochootrain/smol:/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] 138a5e3d6a0aea8e80751a0f0cbd545c7852534ff792f9401328e14498ad17ad
[INFO] running `"docker" "start" "-a" "138a5e3d6a0aea8e80751a0f0cbd545c7852534ff792f9401328e14498ad17ad"`
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling tokio-sync v0.1.3
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling tokio-current-thread v0.1.5
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.16
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket v0.22.3
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling smol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:11:58
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn from_err<D>(code: exitcode::ExitCode, error: &Error, message: D) -> SmolError
[INFO] [stderr]    |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> src/bin/ws.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 | /     runtime
[INFO] [stderr] 80 | |         .block_on(runner)
[INFO] [stderr] 81 | |         .map_err(|e| SmolError::from_err(exitcode::NOHOST, &e, "Runtime error"))?;
[INFO] [stderr]    | |__________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "138a5e3d6a0aea8e80751a0f0cbd545c7852534ff792f9401328e14498ad17ad"`
[INFO] running `"docker" "rm" "-f" "138a5e3d6a0aea8e80751a0f0cbd545c7852534ff792f9401328e14498ad17ad"`
[INFO] [stdout] 138a5e3d6a0aea8e80751a0f0cbd545c7852534ff792f9401328e14498ad17ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/choochootrain/smol:/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] 0ee7c63cea3970fef60834871a93ebed9263885835e136107bb27dd6a20b6569
[INFO] running `"docker" "start" "-a" "0ee7c63cea3970fef60834871a93ebed9263885835e136107bb27dd6a20b6569"`
[INFO] [stderr]    Compiling smol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:11:58
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn from_err<D>(code: exitcode::ExitCode, error: &Error, message: D) -> SmolError
[INFO] [stderr]    |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> src/bin/ws.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 | /     runtime
[INFO] [stderr] 80 | |         .block_on(runner)
[INFO] [stderr] 81 | |         .map_err(|e| SmolError::from_err(exitcode::NOHOST, &e, "Runtime error"))?;
[INFO] [stderr]    | |__________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `"docker" "inspect" "0ee7c63cea3970fef60834871a93ebed9263885835e136107bb27dd6a20b6569"`
[INFO] running `"docker" "rm" "-f" "0ee7c63cea3970fef60834871a93ebed9263885835e136107bb27dd6a20b6569"`
[INFO] [stdout] 0ee7c63cea3970fef60834871a93ebed9263885835e136107bb27dd6a20b6569
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/choochootrain/smol:/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] 2052475014f4b74c7a252332ffbdbe2cb71c3088b7a8d57c78cc666cc7f42463
[INFO] running `"docker" "start" "-a" "2052475014f4b74c7a252332ffbdbe2cb71c3088b7a8d57c78cc666cc7f42463"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smol-17412b2bdea5e0e7
[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/findup-459c0fb00ee1a4b5
[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/jsonish-53c07964df2917df
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::parses_json ... ok
[INFO] [stdout] test tests::parses_ecmascript_object ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ws-a2a2333a6f81267a
[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 smol
[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" "2052475014f4b74c7a252332ffbdbe2cb71c3088b7a8d57c78cc666cc7f42463"`
[INFO] running `"docker" "rm" "-f" "2052475014f4b74c7a252332ffbdbe2cb71c3088b7a8d57c78cc666cc7f42463"`
[INFO] [stdout] 2052475014f4b74c7a252332ffbdbe2cb71c3088b7a8d57c78cc666cc7f42463