[INFO] updating cached repository https://github.com/grncdr/mmr
[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] 6f5dc7f7682de2c90374d29d7be55096a4045d0c
[INFO] testing grncdr/mmr against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrncdr%2Fmmr" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grncdr/mmr on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/grncdr/mmr
[INFO] finished tweaking git repo https://github.com/grncdr/mmr
[INFO] tweaked toml for git repo https://github.com/grncdr/mmr written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/grncdr/mmr already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ad546fe73786e64f224637113d83398dedf09085d92118fad2195d1bbcfb5e28
[INFO] running `"docker" "start" "-a" "ad546fe73786e64f224637113d83398dedf09085d92118fad2195d1bbcfb5e28"`
[INFO] [stderr]    Compiling winapi v0.3.4
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]    Compiling errno v0.2.3
[INFO] [stderr]    Compiling clap v2.31.1
[INFO] [stderr]    Compiling exec v0.3.1
[INFO] [stderr]    Compiling utime v0.1.3
[INFO] [stderr]    Compiling mmr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:32
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn cause(&self) -> Option<&ErrorTrait> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:92:38
[INFO] [stderr]    |
[INFO] [stderr] 92 |             &Error::Exec(ref e) => e.cause(),
[INFO] [stderr]    |                                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:93:36
[INFO] [stderr]    |
[INFO] [stderr] 93 |             &Error::IO(ref e) => e.cause(),
[INFO] [stderr]    |                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:94:39
[INFO] [stderr]    |
[INFO] [stderr] 94 |             &Error::Clock(ref e) => e.cause(),
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `"docker" "inspect" "ad546fe73786e64f224637113d83398dedf09085d92118fad2195d1bbcfb5e28"`
[INFO] running `"docker" "rm" "-f" "ad546fe73786e64f224637113d83398dedf09085d92118fad2195d1bbcfb5e28"`
[INFO] [stdout] ad546fe73786e64f224637113d83398dedf09085d92118fad2195d1bbcfb5e28
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 317c271b82b8ce8b356a0d7981e8ca0f615d4a3e543b3fe6216d9c64a558f4b8
[INFO] running `"docker" "start" "-a" "317c271b82b8ce8b356a0d7981e8ca0f615d4a3e543b3fe6216d9c64a558f4b8"`
[INFO] [stderr]    Compiling mmr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:32
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn cause(&self) -> Option<&ErrorTrait> {
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn ErrorTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:92:38
[INFO] [stderr]    |
[INFO] [stderr] 92 |             &Error::Exec(ref e) => e.cause(),
[INFO] [stderr]    |                                      ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:93:36
[INFO] [stderr]    |
[INFO] [stderr] 93 |             &Error::IO(ref e) => e.cause(),
[INFO] [stderr]    |                                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:94:39
[INFO] [stderr]    |
[INFO] [stderr] 94 |             &Error::Clock(ref e) => e.cause(),
[INFO] [stderr]    |                                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "317c271b82b8ce8b356a0d7981e8ca0f615d4a3e543b3fe6216d9c64a558f4b8"`
[INFO] running `"docker" "rm" "-f" "317c271b82b8ce8b356a0d7981e8ca0f615d4a3e543b3fe6216d9c64a558f4b8"`
[INFO] [stdout] 317c271b82b8ce8b356a0d7981e8ca0f615d4a3e543b3fe6216d9c64a558f4b8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] b14b9e291913ed3e811a6c5826471b6f4362981a2b30b5df14d71ae47def8322
[INFO] running `"docker" "start" "-a" "b14b9e291913ed3e811a6c5826471b6f4362981a2b30b5df14d71ae47def8322"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mmr-769c5bb9461e73f3
[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" "b14b9e291913ed3e811a6c5826471b6f4362981a2b30b5df14d71ae47def8322"`
[INFO] running `"docker" "rm" "-f" "b14b9e291913ed3e811a6c5826471b6f4362981a2b30b5df14d71ae47def8322"`
[INFO] [stdout] b14b9e291913ed3e811a6c5826471b6f4362981a2b30b5df14d71ae47def8322