[INFO] cloning repository https://github.com/albizures/to
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/albizures/to" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbizures%2Fto", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbizures%2Fto'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9d8d5ed09dab8019ac3d1cdd36f75f7639ebdccb
[INFO] checking albizures/to against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbizures%2Fto" "/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/albizures/to 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/albizures/to
[INFO] finished tweaking git repo https://github.com/albizures/to
[INFO] tweaked toml for git repo https://github.com/albizures/to written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/albizures/to 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 94388df7db46b505e71820a0b52dbd1f57d5dc1cd7144c66cbb7d4b11ba81e43
[INFO] running `Command { std: "docker" "start" "-a" "94388df7db46b505e71820a0b52dbd1f57d5dc1cd7144c66cbb7d4b11ba81e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94388df7db46b505e71820a0b52dbd1f57d5dc1cd7144c66cbb7d4b11ba81e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94388df7db46b505e71820a0b52dbd1f57d5dc1cd7144c66cbb7d4b11ba81e43", kill_on_drop: false }`
[INFO] [stdout] 94388df7db46b505e71820a0b52dbd1f57d5dc1cd7144c66cbb7d4b11ba81e43
[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] cacfbc154a50424aa9f6b0211004252ec0692a6fcbf3c3a0b42666f68921852e
[INFO] running `Command { std: "docker" "start" "-a" "cacfbc154a50424aa9f6b0211004252ec0692a6fcbf3c3a0b42666f68921852e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking to v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     match opt {
[INFO] [stdout] 117 | |         Cli { interactive: true, .. } => go_to_interactive(),
[INFO] [stdout] 118 | |         Cli { list: true, .. } => to_list(),
[INFO] [stdout] 119 | |         Cli { save: true, alias: Some(alias), .. } => save_alias(alias),
[INFO] [stdout] 120 | |         Cli { save: false, alias: Some(alias), .. } => go_to(alias),
[INFO] [stdout] 121 | |         Cli { alias: None, .. } => panic!("alias is needed"),
[INFO] [stdout] 122 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     match opt {
[INFO] [stdout] 117 | |         Cli { interactive: true, .. } => go_to_interactive(),
[INFO] [stdout] 118 | |         Cli { list: true, .. } => to_list(),
[INFO] [stdout] 119 | |         Cli { save: true, alias: Some(alias), .. } => save_alias(alias),
[INFO] [stdout] 120 | |         Cli { save: false, alias: Some(alias), .. } => go_to(alias),
[INFO] [stdout] 121 | |         Cli { alias: None, .. } => panic!("alias is needed"),
[INFO] [stdout] 122 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking to v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     match opt {
[INFO] [stdout] 117 | |         Cli { interactive: true, .. } => go_to_interactive(),
[INFO] [stdout] 118 | |         Cli { list: true, .. } => to_list(),
[INFO] [stdout] 119 | |         Cli { save: true, alias: Some(alias), .. } => save_alias(alias),
[INFO] [stdout] 120 | |         Cli { save: false, alias: Some(alias), .. } => go_to(alias),
[INFO] [stdout] 121 | |         Cli { alias: None, .. } => panic!("alias is needed"),
[INFO] [stdout] 122 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | /     match opt {
[INFO] [stdout] 117 | |         Cli { interactive: true, .. } => go_to_interactive(),
[INFO] [stdout] 118 | |         Cli { list: true, .. } => to_list(),
[INFO] [stdout] 119 | |         Cli { save: true, alias: Some(alias), .. } => save_alias(alias),
[INFO] [stdout] 120 | |         Cli { save: false, alias: Some(alias), .. } => go_to(alias),
[INFO] [stdout] 121 | |         Cli { alias: None, .. } => panic!("alias is needed"),
[INFO] [stdout] 122 | |     };
[INFO] [stdout]     | |______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "cacfbc154a50424aa9f6b0211004252ec0692a6fcbf3c3a0b42666f68921852e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cacfbc154a50424aa9f6b0211004252ec0692a6fcbf3c3a0b42666f68921852e", kill_on_drop: false }`
[INFO] [stdout] cacfbc154a50424aa9f6b0211004252ec0692a6fcbf3c3a0b42666f68921852e