[INFO] cloning repository https://github.com/naftulikay/nfty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naftulikay/nfty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fnfty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fnfty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 337a264ab49e1aa424d98f0d5f29f9bf424d5ba6
[INFO] checking naftulikay/nfty against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaftulikay%2Fnfty" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naftulikay/nfty on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naftulikay/nfty
[INFO] finished tweaking git repo https://github.com/naftulikay/nfty
[INFO] tweaked toml for git repo https://github.com/naftulikay/nfty written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/naftulikay/nfty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2662332fdb79e38e8252ccb0b46150255003ab603ac8c92ab2aa82b2d352675d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2662332fdb79e38e8252ccb0b46150255003ab603ac8c92ab2aa82b2d352675d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2662332fdb79e38e8252ccb0b46150255003ab603ac8c92ab2aa82b2d352675d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2662332fdb79e38e8252ccb0b46150255003ab603ac8c92ab2aa82b2d352675d", kill_on_drop: false }`
[INFO] [stdout] 2662332fdb79e38e8252ccb0b46150255003ab603ac8c92ab2aa82b2d352675d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be163eb36e998dc75b3e482d6adf583c8c5b61fccc247c1dce3dede6ddb9663
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4be163eb36e998dc75b3e482d6adf583c8c5b61fccc247c1dce3dede6ddb9663", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde_derive v1.0.125
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
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[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking askama_shared v0.7.2
[INFO] [stderr]     Checking log4rs-syslog v3.0.3
[INFO] [stderr]    Compiling askama_derive v0.7.2
[INFO] [stderr]    Compiling askama v0.7.2
[INFO] [stderr]     Checking nfty-derive v0.1.0 (/opt/rustwide/workdir/nfty-derive)
[INFO] [stderr]    Compiling nfty v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/cli.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[structopt(raw(global_settings="&[AppSettings::ColoredHelp]"))]
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout] 9 | #[derive(Debug,StructOpt)]
[INFO] [stdout]   |                --------- the attribute is introduced here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: derive helper attribute is used before it is introduced
[INFO] [stdout]  --> src/cli.rs:8:3
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[structopt(raw(global_settings="&[AppSettings::ColoredHelp]"))]
[INFO] [stdout]   |   ^^^^^^^^^
[INFO] [stdout] 9 | #[derive(Debug,StructOpt)]
[INFO] [stdout]   |                --------- the attribute is introduced here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(legacy_derive_helpers)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #79202 <https://github.com/rust-lang/rust/issues/79202>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/bring.rs:68:83
[INFO] [stdout]    |
[INFO] [stdout] 68 |                     error!("Unable to clone repository {}: {}", &project.url(), e.description());
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/engage.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 e.description()
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/engage.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 e.description()
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/project.rs:228:66
[INFO] [stdout]     |
[INFO] [stdout] 228 |             Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description().trim())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/bring.rs:68:83
[INFO] [stdout]    |
[INFO] [stdout] 68 |                     error!("Unable to clone repository {}: {}", &project.url(), e.description());
[INFO] [stdout]    |                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/engage.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 e.description()
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/cli/project/engage.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 e.description()
[INFO] [stdout]    |                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/project.rs:228:66
[INFO] [stdout]     |
[INFO] [stdout] 228 |             Err(e) => Err(io::Error::new(io::ErrorKind::Other, e.description().trim())),
[INFO] [stdout]     |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cli/project/bring.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut multibar = MultiBar::on(stderr());
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/cli/project/bring.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let mut multibar = MultiBar::on(stderr());
[INFO] [stdout]    |             ----^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "4be163eb36e998dc75b3e482d6adf583c8c5b61fccc247c1dce3dede6ddb9663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be163eb36e998dc75b3e482d6adf583c8c5b61fccc247c1dce3dede6ddb9663", kill_on_drop: false }`
[INFO] [stdout] 4be163eb36e998dc75b3e482d6adf583c8c5b61fccc247c1dce3dede6ddb9663