[INFO] cloning repository https://github.com/mgree/mgt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgree/mgt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgree%2Fmgt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgree%2Fmgt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a67cdc3def907bd9e1c796ca4925d0410f4a5ac1
[INFO] checking mgree/mgt against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgree%2Fmgt" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgree/mgt on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgree/mgt
[INFO] finished tweaking git repo https://github.com/mgree/mgt
[INFO] tweaked toml for git repo https://github.com/mgree/mgt written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mgree/mgt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.4.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.0
[INFO] [stderr]   Downloaded lalrpop v0.19.0
[INFO] [stderr]   Downloaded serial_test_derive v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ddafa39c5841f00e51c3aa8ca5ab18e7c544f58db9a32e4f3173987ce6aac7d
[INFO] running `Command { std: "docker" "start" "-a" "1ddafa39c5841f00e51c3aa8ca5ab18e7c544f58db9a32e4f3173987ce6aac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ddafa39c5841f00e51c3aa8ca5ab18e7c544f58db9a32e4f3173987ce6aac7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddafa39c5841f00e51c3aa8ca5ab18e7c544f58db9a32e4f3173987ce6aac7d", kill_on_drop: false }`
[INFO] [stdout] 1ddafa39c5841f00e51c3aa8ca5ab18e7c544f58db9a32e4f3173987ce6aac7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f85fab368cdde284ce5c2670d8900d275b56f1a066bd428470ea1ecc9fd6b46
[INFO] running `Command { std: "docker" "start" "-a" "9f85fab368cdde284ce5c2670d8900d275b56f1a066bd428470ea1ecc9fd6b46", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   lalrpop-util v0.19.0: lexer, regex
[INFO] [stderr]   log v0.4.11 (as host dependency): std
[INFO] [stderr]   syn v1.0.34 (as host dependency): extra-traits, full
[INFO] [stderr] 
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serial_test_derive v0.4.0
[INFO] [stderr]     Checking serial_test v0.4.0
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]    Compiling mgt v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]   --> src/syntax.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[allow(clippy::all)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lalrpop_mod`
[INFO] [stdout]   --> src/syntax.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | lalrpop_mod!(parser);
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]   --> src/syntax.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[allow(clippy::all)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lalrpop_mod`
[INFO] [stdout]   --> src/syntax.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | lalrpop_mod!(parser);
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking lalrpop-util v0.19.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling lalrpop v0.19.0
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]    Compiling mgt v0.1.0 (/tmp/fixit)
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]    |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:3534:32
[INFO] [stdout]      |
[INFO] [stdout] 3534 |     use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6357:32
[INFO] [stdout]      |
[INFO] [stdout] 6357 | pub use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]   --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]    |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:3534:32
[INFO] [stdout]      |
[INFO] [stdout] 3534 |     use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `self::___lalrpop_util::lexer`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6357:32
[INFO] [stdout]      |
[INFO] [stdout] 6357 | pub use self::___lalrpop_util::lexer::Token;
[INFO] [stdout]      |                                ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:1111:35
[INFO] [stdout]      |
[INFO] [stdout] 1111 |         builder: ___lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                   ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:1111:35
[INFO] [stdout]      |
[INFO] [stdout] 1111 |         builder: ___lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                   ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:3878:35
[INFO] [stdout]      |
[INFO] [stdout] 3878 |         builder: ___lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                   ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:3878:35
[INFO] [stdout]      |
[INFO] [stdout] 3878 |         builder: ___lalrpop_util::lexer::MatcherBuilder,
[INFO] [stdout]      |                                   ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6299:46
[INFO] [stdout]      |
[INFO] [stdout] 6299 |     pub fn new_builder() -> ___lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                              ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6299:46
[INFO] [stdout]      |
[INFO] [stdout] 6299 |     pub fn new_builder() -> ___lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |                                              ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6354:26
[INFO] [stdout]      |
[INFO] [stdout] 6354 |         ___lalrpop_util::lexer::MatcherBuilder::new(___strs.iter().copied()).unwrap()
[INFO] [stdout]      |                          ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `lexer` in `___lalrpop_util`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/mgt-736345ea280e2832/out/parser.rs:6354:26
[INFO] [stdout]      |
[INFO] [stdout] 6354 |         ___lalrpop_util::lexer::MatcherBuilder::new(___strs.iter().copied()).unwrap()
[INFO] [stdout]      |                          ^^^^^ could not find `lexer` in `___lalrpop_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]   --> src/syntax.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[allow(clippy::all)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lalrpop_mod`
[INFO] [stdout]   --> src/syntax.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | lalrpop_mod!(parser);
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `allow`
[INFO] [stdout]   --> src/syntax.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[allow(clippy::all)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `allow` will be ignored, since it's applied to the macro invocation `lalrpop_mod`
[INFO] [stdout]   --> src/syntax.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | lalrpop_mod!(parser);
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mgt` due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stderr] error: failed to check after updating to 2021
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "9f85fab368cdde284ce5c2670d8900d275b56f1a066bd428470ea1ecc9fd6b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f85fab368cdde284ce5c2670d8900d275b56f1a066bd428470ea1ecc9fd6b46", kill_on_drop: false }`
[INFO] [stdout] 9f85fab368cdde284ce5c2670d8900d275b56f1a066bd428470ea1ecc9fd6b46