[INFO] updating cached repository iskorotkov/RustServer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/iskorotkov/RustServer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/iskorotkov/RustServer" "work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/iskorotkov/RustServer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iskorotkov/RustServer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iskorotkov/RustServer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 963ed7dfec29e016d8cb093af84adda7921a8f67
[INFO] sha for GitHub repo iskorotkov/RustServer: 963ed7dfec29e016d8cb093af84adda7921a8f67
[INFO] validating manifest of iskorotkov/RustServer 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 iskorotkov/RustServer 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 iskorotkov/RustServer
[INFO] finished frobbing iskorotkov/RustServer
[INFO] frobbed toml for iskorotkov/RustServer written to work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer/Cargo.toml
[INFO] started frobbing iskorotkov/RustServer
[INFO] finished frobbing iskorotkov/RustServer
[INFO] frobbed toml for iskorotkov/RustServer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/iskorotkov/RustServer/Cargo.toml
[INFO] crate iskorotkov/RustServer 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 iskorotkov/RustServer 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer:/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] 1eb3de4c2e7b6f1f96ca028db9786e47216f33de3709ed9fcf460f4e24c8dbce
[INFO] running `"docker" "start" "-a" "1eb3de4c2e7b6f1f96ca028db9786e47216f33de3709ed9fcf460f4e24c8dbce"`
[INFO] [stderr]    Compiling rustserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "1eb3de4c2e7b6f1f96ca028db9786e47216f33de3709ed9fcf460f4e24c8dbce"`
[INFO] running `"docker" "rm" "-f" "1eb3de4c2e7b6f1f96ca028db9786e47216f33de3709ed9fcf460f4e24c8dbce"`
[INFO] [stdout] 1eb3de4c2e7b6f1f96ca028db9786e47216f33de3709ed9fcf460f4e24c8dbce
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer:/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] 64e2c3d6ec5ac96471a57881debf47770df5c4a071901f12f858ad7159729683
[INFO] running `"docker" "start" "-a" "64e2c3d6ec5ac96471a57881debf47770df5c4a071901f12f858ad7159729683"`
[INFO] [stderr]    Compiling rustserver v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "64e2c3d6ec5ac96471a57881debf47770df5c4a071901f12f858ad7159729683"`
[INFO] running `"docker" "rm" "-f" "64e2c3d6ec5ac96471a57881debf47770df5c4a071901f12f858ad7159729683"`
[INFO] [stdout] 64e2c3d6ec5ac96471a57881debf47770df5c4a071901f12f858ad7159729683
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/iskorotkov/RustServer:/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] b032cce499b413c73a1e6d9c0351e1f2fcb6dfc45dc1a284288d995d2af32e9c
[INFO] running `"docker" "start" "-a" "b032cce499b413c73a1e6d9c0351e1f2fcb6dfc45dc1a284288d995d2af32e9c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustserver-493176c65a186d81
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rustserver-778159cdb477adce
[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 rustserver
[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" "b032cce499b413c73a1e6d9c0351e1f2fcb6dfc45dc1a284288d995d2af32e9c"`
[INFO] running `"docker" "rm" "-f" "b032cce499b413c73a1e6d9c0351e1f2fcb6dfc45dc1a284288d995d2af32e9c"`
[INFO] [stdout] b032cce499b413c73a1e6d9c0351e1f2fcb6dfc45dc1a284288d995d2af32e9c