[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-1.38-1/sources/1.37.0/gh/maretekent/simplewebserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maretekent/simplewebserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maretekent/simplewebserver" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maretekent/simplewebserver"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of maretekent/simplewebserver 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 maretekent/simplewebserver
[INFO] finished frobbing maretekent/simplewebserver
[INFO] frobbed toml for maretekent/simplewebserver written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 maretekent/simplewebserver 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/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] bcd0e0dc83dd77784cf59b4fb69047337efd201b066463c4976cee8bb49d1704
[INFO] running `"docker" "start" "-a" "bcd0e0dc83dd77784cf59b4fb69047337efd201b066463c4976cee8bb49d1704"`
[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 1.32s
[INFO] running `"docker" "inspect" "bcd0e0dc83dd77784cf59b4fb69047337efd201b066463c4976cee8bb49d1704"`
[INFO] running `"docker" "rm" "-f" "bcd0e0dc83dd77784cf59b4fb69047337efd201b066463c4976cee8bb49d1704"`
[INFO] [stdout] bcd0e0dc83dd77784cf59b4fb69047337efd201b066463c4976cee8bb49d1704
[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/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c3edb070788bbcb0fb0e144043fdb305c9628f1b35f86473ac79d750f87eb0e1
[INFO] running `"docker" "start" "-a" "c3edb070788bbcb0fb0e144043fdb305c9628f1b35f86473ac79d750f87eb0e1"`
[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" "c3edb070788bbcb0fb0e144043fdb305c9628f1b35f86473ac79d750f87eb0e1"`
[INFO] running `"docker" "rm" "-f" "c3edb070788bbcb0fb0e144043fdb305c9628f1b35f86473ac79d750f87eb0e1"`
[INFO] [stdout] c3edb070788bbcb0fb0e144043fdb305c9628f1b35f86473ac79d750f87eb0e1
[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/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ab2d7ec39d55a8a9024480b99acaec5efbed209161fd9aeceea6608d396940eb
[INFO] running `"docker" "start" "-a" "ab2d7ec39d55a8a9024480b99acaec5efbed209161fd9aeceea6608d396940eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simpleserver-073cfa1e3da0a581
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simpleserver-09454a8a0cda9da0
[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] [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" "ab2d7ec39d55a8a9024480b99acaec5efbed209161fd9aeceea6608d396940eb"`
[INFO] running `"docker" "rm" "-f" "ab2d7ec39d55a8a9024480b99acaec5efbed209161fd9aeceea6608d396940eb"`
[INFO] [stdout] ab2d7ec39d55a8a9024480b99acaec5efbed209161fd9aeceea6608d396940eb