[INFO] fetching crate rapid 0.0.1...
[INFO] testing rapid-0.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate rapid 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rapid 0.0.1 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 rapid 0.0.1
[INFO] finished tweaking crates.io crate rapid 0.0.1
[INFO] tweaked toml for crates.io crate rapid 0.0.1 written to /workspace/builds/worker-7/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] 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog-scope v4.4.0
[INFO] [stderr]   Downloaded slog-stdlog v3.0.5
[INFO] [stderr]   Downloaded slog-term v2.8.0
[INFO] [stderr]   Downloaded test-case-derive v0.1.5
[INFO] [stderr]   Downloaded slog-async v2.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8216f7f7e2ddab581460701b16c2096a39644d39be26df1cc67a9da97bf6c1b2
[INFO] running `Command { std: "docker" "start" "-a" "8216f7f7e2ddab581460701b16c2096a39644d39be26df1cc67a9da97bf6c1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8216f7f7e2ddab581460701b16c2096a39644d39be26df1cc67a9da97bf6c1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8216f7f7e2ddab581460701b16c2096a39644d39be26df1cc67a9da97bf6c1b2", kill_on_drop: false }`
[INFO] [stdout] 8216f7f7e2ddab581460701b16c2096a39644d39be26df1cc67a9da97bf6c1b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 331f9b340039e0f3d3b21d220e0c712f72d93ed358b3701f579404fbc5b6bc9f
[INFO] running `Command { std: "docker" "start" "-a" "331f9b340039e0f3d3b21d220e0c712f72d93ed358b3701f579404fbc5b6bc9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling arc-swap v1.3.0
[INFO] [stderr]    Compiling slog-async v2.7.0
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling slog-term v2.8.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling rapid v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use(slog_o, slog_kv)]
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (self as &::failure::Fail).traverse(action)
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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/errors/fail_methods.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (self as &::failure::Fail).log_error()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |         (self as &::failure::Fail).log_warning()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |         (self as &::failure::Fail).stringify()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl FailMethods for ::failure::Fail {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 43 | /         traverse_err! {
[INFO] [stdout] 44 | |             self,
[INFO] [stdout] 45 | |             |failure| action(format!("{}", failure)),
[INFO] [stdout] 46 | |             |failure| action(format!("  caused by: {}",failure))
[INFO] [stdout] 47 | |         }
[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 `traverse_err` (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/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 51 | /         traverse_err! {
[INFO] [stdout] 52 | |             self,
[INFO] [stdout] 53 | |             |failure| error!("{}", failure),
[INFO] [stdout] 54 | |             |failure| error!("  caused by: {}",failure)
[INFO] [stdout] 55 | |         }
[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 `traverse_err` (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/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 59 | /         traverse_err! {
[INFO] [stdout] 60 | |             self,
[INFO] [stdout] 61 | |             |failure| warn!("{}", failure),
[INFO] [stdout] 62 | |             |failure| warn!("  caused by: {}",failure)
[INFO] [stdout] 63 | |         }
[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 `traverse_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.cause().traverse(action)
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         self.cause().log_error()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:92:14
[INFO] [stdout]    |
[INFO] [stdout] 92 |         self.cause().log_warning()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |         self.cause().stringify()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `Command { std: "docker" "inspect" "331f9b340039e0f3d3b21d220e0c712f72d93ed358b3701f579404fbc5b6bc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "331f9b340039e0f3d3b21d220e0c712f72d93ed358b3701f579404fbc5b6bc9f", kill_on_drop: false }`
[INFO] [stdout] 331f9b340039e0f3d3b21d220e0c712f72d93ed358b3701f579404fbc5b6bc9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 29d32a5086fae8fbe835240718549446050fb9f86d7fe8d2a92f48b8e33b9000
[INFO] running `Command { std: "docker" "start" "-a" "29d32a5086fae8fbe835240718549446050fb9f86d7fe8d2a92f48b8e33b9000", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case-derive v0.1.5
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use(slog_o, slog_kv)]
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (self as &::failure::Fail).traverse(action)
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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/errors/fail_methods.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |         (self as &::failure::Fail).log_error()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:33:19
[INFO] [stdout]    |
[INFO] [stdout] 33 |         (self as &::failure::Fail).log_warning()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |         (self as &::failure::Fail).stringify()
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl FailMethods for ::failure::Fail {
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 43 | /         traverse_err! {
[INFO] [stdout] 44 | |             self,
[INFO] [stdout] 45 | |             |failure| action(format!("{}", failure)),
[INFO] [stdout] 46 | |             |failure| action(format!("  caused by: {}",failure))
[INFO] [stdout] 47 | |         }
[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 `traverse_err` (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/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 51 | /         traverse_err! {
[INFO] [stdout] 52 | |             self,
[INFO] [stdout] 53 | |             |failure| error!("{}", failure),
[INFO] [stdout] 54 | |             |failure| error!("  caused by: {}",failure)
[INFO] [stdout] 55 | |         }
[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 `traverse_err` (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/errors/fail_methods.rs:5:25
[INFO] [stdout]    |
[INFO] [stdout] 5  |           let mut cause: &::failure::Fail = $error;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::failure::Fail)`
[INFO] [stdout] ...
[INFO] [stdout] 59 | /         traverse_err! {
[INFO] [stdout] 60 | |             self,
[INFO] [stdout] 61 | |             |failure| warn!("{}", failure),
[INFO] [stdout] 62 | |             |failure| warn!("  caused by: {}",failure)
[INFO] [stdout] 63 | |         }
[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 `traverse_err` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.cause().traverse(action)
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:88:14
[INFO] [stdout]    |
[INFO] [stdout] 88 |         self.cause().log_error()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:92:14
[INFO] [stdout]    |
[INFO] [stdout] 92 |         self.cause().log_warning()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::Error::cause`: please use 'as_fail()' method instead
[INFO] [stdout]   --> src/errors/fail_methods.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |         self.cause().stringify()
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/test-case-derive-0.1.5/src/lib.rs:182:1
[INFO] [stdout]     |
[INFO] [stdout] 182 | #![feature(proc_macro)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]     |
[INFO] [stdout]     = help: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `test-case-derive` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "29d32a5086fae8fbe835240718549446050fb9f86d7fe8d2a92f48b8e33b9000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d32a5086fae8fbe835240718549446050fb9f86d7fe8d2a92f48b8e33b9000", kill_on_drop: false }`
[INFO] [stdout] 29d32a5086fae8fbe835240718549446050fb9f86d7fe8d2a92f48b8e33b9000
