[INFO] fetching crate git_management 0.1.1...
[INFO] checking git_management-0.1.1 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate git_management 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate git_management 0.1.1
[INFO] finished tweaking crates.io crate git_management 0.1.1
[INFO] tweaked toml for crates.io crate git_management 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate git_management 0.1.1 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate git_management 0.1.1 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b087d1e0a178d1d6e948e548ac585ab7a9768121de30dc84987b7d12458b900
[INFO] running `Command { std: "docker" "start" "-a" "2b087d1e0a178d1d6e948e548ac585ab7a9768121de30dc84987b7d12458b900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b087d1e0a178d1d6e948e548ac585ab7a9768121de30dc84987b7d12458b900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b087d1e0a178d1d6e948e548ac585ab7a9768121de30dc84987b7d12458b900", kill_on_drop: false }`
[INFO] [stdout] 2b087d1e0a178d1d6e948e548ac585ab7a9768121de30dc84987b7d12458b900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7638f93ac6c999f9428328915f8b5ea2c8f29b17dca7e75e822914ea8cb05d8d
[INFO] running `Command { std: "docker" "start" "-a" "7638f93ac6c999f9428328915f8b5ea2c8f29b17dca7e75e822914ea8cb05d8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking crossterm v0.19.0
[INFO] [stderr]     Checking colour v0.6.0
[INFO] [stderr]     Checking git_management v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `set_current_dir`
[INFO] [stdout]  --> src/commands.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::{set_current_dir};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branch`
[INFO] [stdout]   --> src/commands.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn checkout_nb(repo: &str, branch: &str) {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_branch`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `set_current_dir`
[INFO] [stdout]  --> src/commands.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::{set_current_dir};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | /         Command::new("git")
[INFO] [stdout] 11 | |             .arg("clone")
[INFO] [stdout] 12 | |             .arg(format_args!("{}{}{}{}", website, author, "/", repo).to_string().as_str())
[INFO] [stdout] 13 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | /         Command::new("git")
[INFO] [stdout] 22 | |             .arg("checkout")
[INFO] [stdout] 23 | |             .arg(branch)
[INFO] [stdout] 24 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         Command::new("git")
[INFO] [stdout] 33 | |             .arg("checkout")
[INFO] [stdout] 34 | |             .arg(tag)
[INFO] [stdout] 35 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         Command::new("git")
[INFO] [stdout] 44 | |             .arg("checkout")
[INFO] [stdout] 45 | |             .arg("-b")
[INFO] [stdout] 46 | |             .arg(repo)
[INFO] [stdout] 47 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         Command::new("git")
[INFO] [stdout] 52 | |             .arg("add")
[INFO] [stdout] 53 | |             .arg(".")
[INFO] [stdout] 54 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         Command::new("git")
[INFO] [stdout] 59 | |             .arg("commit")
[INFO] [stdout] 60 | |             .arg("-m")
[INFO] [stdout] 61 | |             .arg(message)
[INFO] [stdout] 62 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         Command::new("git")
[INFO] [stdout] 69 | |             .arg("push")
[INFO] [stdout] 70 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/extra.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ignore_file.write_fmt(format_args!("{}{}", file, " \n"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let _ = ignore_file.write_fmt(format_args!("{}{}", file, " \n"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/extra.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ignore_file.write_fmt(format_args!("{}{}", dir, "/\n"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let _ = ignore_file.write_fmt(format_args!("{}{}", dir, "/\n"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `branch`
[INFO] [stdout]   --> src/commands.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn checkout_nb(repo: &str, branch: &str) {
[INFO] [stdout]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_branch`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | /         Command::new("git")
[INFO] [stdout] 11 | |             .arg("clone")
[INFO] [stdout] 12 | |             .arg(format_args!("{}{}{}{}", website, author, "/", repo).to_string().as_str())
[INFO] [stdout] 13 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | /         Command::new("git")
[INFO] [stdout] 22 | |             .arg("checkout")
[INFO] [stdout] 23 | |             .arg(branch)
[INFO] [stdout] 24 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         Command::new("git")
[INFO] [stdout] 33 | |             .arg("checkout")
[INFO] [stdout] 34 | |             .arg(tag)
[INFO] [stdout] 35 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         Command::new("git")
[INFO] [stdout] 44 | |             .arg("checkout")
[INFO] [stdout] 45 | |             .arg("-b")
[INFO] [stdout] 46 | |             .arg(repo)
[INFO] [stdout] 47 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | /         Command::new("git")
[INFO] [stdout] 52 | |             .arg("add")
[INFO] [stdout] 53 | |             .arg(".")
[INFO] [stdout] 54 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | /         Command::new("git")
[INFO] [stdout] 59 | |             .arg("commit")
[INFO] [stdout] 60 | |             .arg("-m")
[INFO] [stdout] 61 | |             .arg(message)
[INFO] [stdout] 62 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/commands.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 | /         Command::new("git")
[INFO] [stdout] 69 | |             .arg("push")
[INFO] [stdout] 70 | |             .spawn();
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let _ = Command::new("git")
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/extra.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     ignore_file.write_fmt(format_args!("{}{}", file, " \n"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let _ = ignore_file.write_fmt(format_args!("{}{}", file, " \n"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/extra.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ignore_file.write_fmt(format_args!("{}{}", dir, "/\n"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let _ = ignore_file.write_fmt(format_args!("{}{}", dir, "/\n"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "7638f93ac6c999f9428328915f8b5ea2c8f29b17dca7e75e822914ea8cb05d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7638f93ac6c999f9428328915f8b5ea2c8f29b17dca7e75e822914ea8cb05d8d", kill_on_drop: false }`
[INFO] [stdout] 7638f93ac6c999f9428328915f8b5ea2c8f29b17dca7e75e822914ea8cb05d8d
