[INFO] updating cached repository maretekent/simplewebserver
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maretekent/simplewebserver
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maretekent/simplewebserver" "work/ex/beta-1.37-6/sources/1.36.0/gh/maretekent/simplewebserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/maretekent/simplewebserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maretekent/simplewebserver" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ac3a694c5332a668606302bd378962b6add7bfa7
[INFO] sha for GitHub repo maretekent/simplewebserver: ac3a694c5332a668606302bd378962b6add7bfa7
[INFO] validating manifest of maretekent/simplewebserver on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maretekent/simplewebserver on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing maretekent/simplewebserver
[INFO] finished frobbing maretekent/simplewebserver
[INFO] frobbed toml for maretekent/simplewebserver written to work/ex/beta-1.37-6/sources/1.36.0/gh/maretekent/simplewebserver/Cargo.toml
[INFO] started frobbing maretekent/simplewebserver
[INFO] finished frobbing maretekent/simplewebserver
[INFO] frobbed toml for maretekent/simplewebserver written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver/Cargo.toml
[INFO] crate maretekent/simplewebserver already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing maretekent/simplewebserver against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 576c176bf0560a75417260525707fb90e04448795678e17934182c35559fcc32
[INFO] running `"docker" "start" "-a" "576c176bf0560a75417260525707fb90e04448795678e17934182c35559fcc32"`
[INFO] [stderr]    Compiling simpleserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 | type Job = Box<FnBox + Send>;
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "576c176bf0560a75417260525707fb90e04448795678e17934182c35559fcc32"`
[INFO] running `"docker" "rm" "-f" "576c176bf0560a75417260525707fb90e04448795678e17934182c35559fcc32"`
[INFO] [stdout] 576c176bf0560a75417260525707fb90e04448795678e17934182c35559fcc32
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] fd3459772f8a7e5b7147d7258669e02877be393fc5c5142f6f8592b0a94fd5e4
[INFO] running `"docker" "start" "-a" "fd3459772f8a7e5b7147d7258669e02877be393fc5c5142f6f8592b0a94fd5e4"`
[INFO] [stderr]    Compiling simpleserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 | type Job = Box<FnBox + Send>;
[INFO] [stderr]    |                ^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "fd3459772f8a7e5b7147d7258669e02877be393fc5c5142f6f8592b0a94fd5e4"`
[INFO] running `"docker" "rm" "-f" "fd3459772f8a7e5b7147d7258669e02877be393fc5c5142f6f8592b0a94fd5e4"`
[INFO] [stdout] fd3459772f8a7e5b7147d7258669e02877be393fc5c5142f6f8592b0a94fd5e4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/maretekent/simplewebserver:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 261f7d03fe3107ab4b9747b0b9075262a9d830b0a57d484925ba260e2c27e0a0
[INFO] running `"docker" "start" "-a" "261f7d03fe3107ab4b9747b0b9075262a9d830b0a57d484925ba260e2c27e0a0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simpleserver-84c1801bb18ee435
[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/simpleserver-6c0899678e26691e
[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 simpleserver
[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" "261f7d03fe3107ab4b9747b0b9075262a9d830b0a57d484925ba260e2c27e0a0"`
[INFO] running `"docker" "rm" "-f" "261f7d03fe3107ab4b9747b0b9075262a9d830b0a57d484925ba260e2c27e0a0"`
[INFO] [stdout] 261f7d03fe3107ab4b9747b0b9075262a9d830b0a57d484925ba260e2c27e0a0