[INFO] updating cached repository https://github.com/novakov-alexey/rust-typeclasses
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 760e05ce360cbeb6dd2dda6beea475b09d7ae2ae
[INFO] testing novakov-alexey/rust-typeclasses against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnovakov-alexey%2Frust-typeclasses" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/novakov-alexey/rust-typeclasses on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/novakov-alexey/rust-typeclasses
[INFO] finished tweaking git repo https://github.com/novakov-alexey/rust-typeclasses
[INFO] tweaked toml for git repo https://github.com/novakov-alexey/rust-typeclasses written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/novakov-alexey/rust-typeclasses already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] e5a7151fa54c7df2b7698d11b2af3eed4cc4c46b13e2581fb1452fb68759572e
[INFO] running `"docker" "start" "-a" "e5a7151fa54c7df2b7698d11b2af3eed4cc4c46b13e2581fb1452fb68759572e"`
[INFO] [stderr]    Compiling rust-typeclasses v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "e5a7151fa54c7df2b7698d11b2af3eed4cc4c46b13e2581fb1452fb68759572e"`
[INFO] running `"docker" "rm" "-f" "e5a7151fa54c7df2b7698d11b2af3eed4cc4c46b13e2581fb1452fb68759572e"`
[INFO] [stdout] e5a7151fa54c7df2b7698d11b2af3eed4cc4c46b13e2581fb1452fb68759572e
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] d5fd7050c55747f89be5734a6a22cfde87523ce364abeb7927782ce27e72203f
[INFO] running `"docker" "start" "-a" "d5fd7050c55747f89be5734a6a22cfde87523ce364abeb7927782ce27e72203f"`
[INFO] [stderr]    Compiling rust-typeclasses v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "d5fd7050c55747f89be5734a6a22cfde87523ce364abeb7927782ce27e72203f"`
[INFO] running `"docker" "rm" "-f" "d5fd7050c55747f89be5734a6a22cfde87523ce364abeb7927782ce27e72203f"`
[INFO] [stdout] d5fd7050c55747f89be5734a6a22cfde87523ce364abeb7927782ce27e72203f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] f4a48beeafcb16b66faf0ab59444f4c283c46f82afe847ef3de0d5d860530837
[INFO] running `"docker" "start" "-a" "f4a48beeafcb16b66faf0ab59444f4c283c46f82afe847ef3de0d5d860530837"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_typeclasses-639a2f575abc0390
[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/rustwide/target/debug/deps/rust_typeclasses-26783084d41ac786
[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 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] running `"docker" "inspect" "f4a48beeafcb16b66faf0ab59444f4c283c46f82afe847ef3de0d5d860530837"`
[INFO] running `"docker" "rm" "-f" "f4a48beeafcb16b66faf0ab59444f4c283c46f82afe847ef3de0d5d860530837"`
[INFO] [stdout] f4a48beeafcb16b66faf0ab59444f4c283c46f82afe847ef3de0d5d860530837