[INFO] updating cached repository novakov-alexey/rust-typeclasses
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/novakov-alexey/rust-typeclasses
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/novakov-alexey/rust-typeclasses" "work/ex/beta-1.38-1/sources/1.37.0/gh/novakov-alexey/rust-typeclasses"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/novakov-alexey/rust-typeclasses'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/novakov-alexey/rust-typeclasses" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/novakov-alexey/rust-typeclasses"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/novakov-alexey/rust-typeclasses'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 760e05ce360cbeb6dd2dda6beea475b09d7ae2ae
[INFO] sha for GitHub repo novakov-alexey/rust-typeclasses: 760e05ce360cbeb6dd2dda6beea475b09d7ae2ae
[INFO] validating manifest of novakov-alexey/rust-typeclasses 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 novakov-alexey/rust-typeclasses 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 novakov-alexey/rust-typeclasses
[INFO] finished frobbing novakov-alexey/rust-typeclasses
[INFO] frobbed toml for novakov-alexey/rust-typeclasses written to work/ex/beta-1.38-1/sources/1.37.0/gh/novakov-alexey/rust-typeclasses/Cargo.toml
[INFO] started frobbing novakov-alexey/rust-typeclasses
[INFO] finished frobbing novakov-alexey/rust-typeclasses
[INFO] frobbed toml for novakov-alexey/rust-typeclasses written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/novakov-alexey/rust-typeclasses/Cargo.toml
[INFO] crate novakov-alexey/rust-typeclasses 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing novakov-alexey/rust-typeclasses 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-5/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/novakov-alexey/rust-typeclasses:/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] d4c9a390991dcf583565601754ba646cbb7cfe9172d937798bdf99783e9c3c58
[INFO] running `"docker" "start" "-a" "d4c9a390991dcf583565601754ba646cbb7cfe9172d937798bdf99783e9c3c58"`
[INFO] [stderr]    Compiling rust-typeclasses v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "d4c9a390991dcf583565601754ba646cbb7cfe9172d937798bdf99783e9c3c58"`
[INFO] running `"docker" "rm" "-f" "d4c9a390991dcf583565601754ba646cbb7cfe9172d937798bdf99783e9c3c58"`
[INFO] [stdout] d4c9a390991dcf583565601754ba646cbb7cfe9172d937798bdf99783e9c3c58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/novakov-alexey/rust-typeclasses:/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] 4c87373b493ce0e6ab725c26bddd9396463d06247d2cae6723c079970739d214
[INFO] running `"docker" "start" "-a" "4c87373b493ce0e6ab725c26bddd9396463d06247d2cae6723c079970739d214"`
[INFO] [stderr]    Compiling rust-typeclasses v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "4c87373b493ce0e6ab725c26bddd9396463d06247d2cae6723c079970739d214"`
[INFO] running `"docker" "rm" "-f" "4c87373b493ce0e6ab725c26bddd9396463d06247d2cae6723c079970739d214"`
[INFO] [stdout] 4c87373b493ce0e6ab725c26bddd9396463d06247d2cae6723c079970739d214
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/novakov-alexey/rust-typeclasses:/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] 53a09a34e64314f67a598d8d3823371f0dbd175c052c3a6440d91779fd3b22cb
[INFO] running `"docker" "start" "-a" "53a09a34e64314f67a598d8d3823371f0dbd175c052c3a6440d91779fd3b22cb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_typeclasses-1cc2a50589a7ad3b
[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/rust_typeclasses-d607b561b2ad28d5
[INFO] [stderr]    Doc-tests rust-typeclasses
[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] running `"docker" "inspect" "53a09a34e64314f67a598d8d3823371f0dbd175c052c3a6440d91779fd3b22cb"`
[INFO] running `"docker" "rm" "-f" "53a09a34e64314f67a598d8d3823371f0dbd175c052c3a6440d91779fd3b22cb"`
[INFO] [stdout] 53a09a34e64314f67a598d8d3823371f0dbd175c052c3a6440d91779fd3b22cb