[INFO] fetching crate md5sum 0.1.0...
[INFO] testing md5sum-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate md5sum 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate md5sum 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate md5sum 0.1.0
[INFO] finished tweaking crates.io crate md5sum 0.1.0
[INFO] tweaked toml for crates.io crate md5sum 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a7a029c79c8b45072e230532899bc50f5f318f2a4d52add7ec675fa409fc15c
[INFO] running `Command { std: "docker" "start" "-a" "7a7a029c79c8b45072e230532899bc50f5f318f2a4d52add7ec675fa409fc15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a7a029c79c8b45072e230532899bc50f5f318f2a4d52add7ec675fa409fc15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7a029c79c8b45072e230532899bc50f5f318f2a4d52add7ec675fa409fc15c", kill_on_drop: false }`
[INFO] [stdout] 7a7a029c79c8b45072e230532899bc50f5f318f2a4d52add7ec675fa409fc15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d75a675587937aa7054f0f7c67660926a06ffd705ea0964f52658ff7ec65b30c
[INFO] running `Command { std: "docker" "start" "-a" "d75a675587937aa7054f0f7c67660926a06ffd705ea0964f52658ff7ec65b30c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling md5 v0.3.8
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling md5sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:227:25
[INFO] [stdout]     |
[INFO] [stdout] 227 |     where F: FnMut(&mut BufRead) -> io::Result<T>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] ...
[INFO] [stdout] 239 |             boxed_bufread!(stdin.lock())
[INFO] [stdout]     |             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] ...
[INFO] [stdout] 242 |             boxed_bufread!(file)
[INFO] [stdout]     |             -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "d75a675587937aa7054f0f7c67660926a06ffd705ea0964f52658ff7ec65b30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75a675587937aa7054f0f7c67660926a06ffd705ea0964f52658ff7ec65b30c", kill_on_drop: false }`
[INFO] [stdout] d75a675587937aa7054f0f7c67660926a06ffd705ea0964f52658ff7ec65b30c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c509ed297f8f6d2efb3ea1d649f842fae991a85925ffbe617076268adbc7ed
[INFO] running `Command { std: "docker" "start" "-a" "f2c509ed297f8f6d2efb3ea1d649f842fae991a85925ffbe617076268adbc7ed", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling md5sum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:227:25
[INFO] [stdout]     |
[INFO] [stdout] 227 |     where F: FnMut(&mut BufRead) -> io::Result<T>
[INFO] [stdout]     |                         ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] ...
[INFO] [stdout] 239 |             boxed_bufread!(stdin.lock())
[INFO] [stdout]     |             ---------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:233:33
[INFO] [stdout]     |
[INFO] [stdout] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stdout]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout] ...
[INFO] [stdout] 242 |             boxed_bufread!(file)
[INFO] [stdout]     |             -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "f2c509ed297f8f6d2efb3ea1d649f842fae991a85925ffbe617076268adbc7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c509ed297f8f6d2efb3ea1d649f842fae991a85925ffbe617076268adbc7ed", kill_on_drop: false }`
[INFO] [stdout] f2c509ed297f8f6d2efb3ea1d649f842fae991a85925ffbe617076268adbc7ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f708a1d0134d86d335112526c9b3d68672da0a08e8da4d30db99cbf6b6942fb
[INFO] running `Command { std: "docker" "start" "-a" "2f708a1d0134d86d335112526c9b3d68672da0a08e8da4d30db99cbf6b6942fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:227:25
[INFO] [stderr]     |
[INFO] [stderr] 227 |     where F: FnMut(&mut BufRead) -> io::Result<T>
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:233:33
[INFO] [stderr]     |
[INFO] [stderr] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] ...
[INFO] [stderr] 239 |             boxed_bufread!(stdin.lock())
[INFO] [stderr]     |             ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:233:33
[INFO] [stderr]     |
[INFO] [stderr] 233 |             Box::new($e) as Box<BufRead>
[INFO] [stderr]     |                                 ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] ...
[INFO] [stderr] 242 |             boxed_bufread!(file)
[INFO] [stderr]     |             -------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr]     = note: this warning originates in the macro `boxed_bufread` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `md5sum` (bin "md5sum" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/md5sum-78603b03bc9ed779)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_should_validate_checksum_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f708a1d0134d86d335112526c9b3d68672da0a08e8da4d30db99cbf6b6942fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f708a1d0134d86d335112526c9b3d68672da0a08e8da4d30db99cbf6b6942fb", kill_on_drop: false }`
[INFO] [stdout] 2f708a1d0134d86d335112526c9b3d68672da0a08e8da4d30db99cbf6b6942fb
