[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#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[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 f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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[INFO] the lockfile is outdated, regenerating it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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d2a82f6edc1574613b8274aef4038c93e15cd68cc4106a60869d15e0bfc7496
[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" "5d2a82f6edc1574613b8274aef4038c93e15cd68cc4106a60869d15e0bfc7496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d2a82f6edc1574613b8274aef4038c93e15cd68cc4106a60869d15e0bfc7496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2a82f6edc1574613b8274aef4038c93e15cd68cc4106a60869d15e0bfc7496", kill_on_drop: false }`
[INFO] [stdout] 5d2a82f6edc1574613b8274aef4038c93e15cd68cc4106a60869d15e0bfc7496
[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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 965ad9d7c5d41ae7aa5903c448ece384b4ee7b85ac1dbefc99debd656de71880
[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" "965ad9d7c5d41ae7aa5903c448ece384b4ee7b85ac1dbefc99debd656de71880", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling curl-sys v0.4.41+curl-7.75.0
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking crossbeam-utils v0.8.3
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking pbr v1.0.4
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking askama_shared v0.7.2
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]    Compiling askama_derive v0.7.2
[INFO] [stderr]     Checking log4rs-syslog v3.0.3
[INFO] [stderr]    Compiling askama v0.7.2
[INFO] [stderr]    Compiling nfty v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nfty-derive v0.1.0 (/opt/rustwide/workdir/nfty-derive)
[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/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/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/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 1m 09s
[INFO] running `Command { std: "docker" "inspect" "965ad9d7c5d41ae7aa5903c448ece384b4ee7b85ac1dbefc99debd656de71880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "965ad9d7c5d41ae7aa5903c448ece384b4ee7b85ac1dbefc99debd656de71880", kill_on_drop: false }`
[INFO] [stdout] 965ad9d7c5d41ae7aa5903c448ece384b4ee7b85ac1dbefc99debd656de71880