[INFO] fetching crate rufetch 0.2.5...
[INFO] checking rufetch-0.2.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate rufetch 0.2.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rufetch 0.2.5 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rufetch 0.2.5
[INFO] finished tweaking crates.io crate rufetch 0.2.5
[INFO] tweaked toml for crates.io crate rufetch 0.2.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rufetch 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.26.2
[INFO] [stderr]   Downloaded syn v1.0.70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24e013e32b0c49a89a7d8e64fa5f3d0f838120b46ba94fb3716443207be4dec0
[INFO] running `Command { std: "docker" "start" "-a" "24e013e32b0c49a89a7d8e64fa5f3d0f838120b46ba94fb3716443207be4dec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24e013e32b0c49a89a7d8e64fa5f3d0f838120b46ba94fb3716443207be4dec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e013e32b0c49a89a7d8e64fa5f3d0f838120b46ba94fb3716443207be4dec0", kill_on_drop: false }`
[INFO] [stdout] 24e013e32b0c49a89a7d8e64fa5f3d0f838120b46ba94fb3716443207be4dec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c8f04116b5fb284012a58dfaac80a3c4a5ab093191ee63971cd411feb0be942
[INFO] running `Command { std: "docker" "start" "-a" "1c8f04116b5fb284012a58dfaac80a3c4a5ab093191ee63971cd411feb0be942", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling sysinfo v0.26.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rufetch v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:278:49
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:289:49
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:292:49
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ansi_term` is imported redundantly
[INFO] [stdout]  --> src/conf.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ansi_term::{self, Color::*};
[INFO] [stdout]   |                 ^^^^ the item `ansi_term` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/conf.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use serde::Deserialize;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:278:49
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:289:49
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:292:49
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ansi_term` is imported redundantly
[INFO] [stdout]  --> src/conf.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ansi_term::{self, Color::*};
[INFO] [stdout]   |                 ^^^^ the item `ansi_term` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/conf.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use serde::Deserialize;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.49s
[INFO] running `Command { std: "docker" "inspect" "1c8f04116b5fb284012a58dfaac80a3c4a5ab093191ee63971cd411feb0be942", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c8f04116b5fb284012a58dfaac80a3c4a5ab093191ee63971cd411feb0be942", kill_on_drop: false }`
[INFO] [stdout] 1c8f04116b5fb284012a58dfaac80a3c4a5ab093191ee63971cd411feb0be942
[INFO] checking rufetch-0.2.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate rufetch 0.2.5 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rufetch 0.2.5 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rufetch 0.2.5
[INFO] finished tweaking crates.io crate rufetch 0.2.5
[INFO] tweaked toml for crates.io crate rufetch 0.2.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rufetch 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91766689be7a6243138f1bbceb24732a7ea58c2ee4c22934f7d0e7d601c63e46
[INFO] running `Command { std: "docker" "start" "-a" "91766689be7a6243138f1bbceb24732a7ea58c2ee4c22934f7d0e7d601c63e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91766689be7a6243138f1bbceb24732a7ea58c2ee4c22934f7d0e7d601c63e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91766689be7a6243138f1bbceb24732a7ea58c2ee4c22934f7d0e7d601c63e46", kill_on_drop: false }`
[INFO] [stdout] 91766689be7a6243138f1bbceb24732a7ea58c2ee4c22934f7d0e7d601c63e46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e51cd08749e7f7470566f5833e5db498de691a4265513f464b6f932d86564fcf
[INFO] running `Command { std: "docker" "start" "-a" "e51cd08749e7f7470566f5833e5db498de691a4265513f464b6f932d86564fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling sysinfo v0.26.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rufetch v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:278:49
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:289:49
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:292:49
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ansi_term` is imported redundantly
[INFO] [stdout]  --> src/conf.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ansi_term::{self, Color::*};
[INFO] [stdout]   |                 ^^^^ the item `ansi_term` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/conf.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use serde::Deserialize;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:270:49
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 270 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:273:49
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 273 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:275:49
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 275 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:278:49
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:286:49
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 286 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:289:49
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:292:49
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 292 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1)),
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `width` is not used by name
[INFO] [stdout]    --> src/conf.rs:294:49
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                     ---------   ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |                                     |
[INFO] [stdout]     |                                     this formatting argument uses named argument `width` by position
[INFO] [stdout]     |
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 294 |                     .paint(format!("{width:width$}", width = &self.colors_width * 2 + 1))
[INFO] [stdout]     |                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ansi_term` is imported redundantly
[INFO] [stdout]  --> src/conf.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ansi_term::{self, Color::*};
[INFO] [stdout]   |                 ^^^^ the item `ansi_term` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/conf.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use serde::Deserialize;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.49s
[INFO] running `Command { std: "docker" "inspect" "e51cd08749e7f7470566f5833e5db498de691a4265513f464b6f932d86564fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51cd08749e7f7470566f5833e5db498de691a4265513f464b6f932d86564fcf", kill_on_drop: false }`
[INFO] [stdout] e51cd08749e7f7470566f5833e5db498de691a4265513f464b6f932d86564fcf