[INFO] fetching crate git_management 0.1.1...
[INFO] testing git_management-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate git_management 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate git_management 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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/source/Cargo.toml
[INFO] crate crates.io crate git_management 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colour v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 648bb24f94ce7a7995ac58f06e00519e790ea73e0433f90c19b64259025aa53d
[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" "648bb24f94ce7a7995ac58f06e00519e790ea73e0433f90c19b64259025aa53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648bb24f94ce7a7995ac58f06e00519e790ea73e0433f90c19b64259025aa53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648bb24f94ce7a7995ac58f06e00519e790ea73e0433f90c19b64259025aa53d", kill_on_drop: false }`
[INFO] [stdout] 648bb24f94ce7a7995ac58f06e00519e790ea73e0433f90c19b64259025aa53d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58117bb1e695e0329329f5d2ded28169852cf95b8ba0703245a4d7f934f728d1
[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" "58117bb1e695e0329329f5d2ded28169852cf95b8ba0703245a4d7f934f728d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling mio v0.7.10
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling colour v0.6.0
[INFO] [stderr]    Compiling 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)]` 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)]` 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: `#[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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.82s
[INFO] running `Command { std: "docker" "inspect" "58117bb1e695e0329329f5d2ded28169852cf95b8ba0703245a4d7f934f728d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58117bb1e695e0329329f5d2ded28169852cf95b8ba0703245a4d7f934f728d1", kill_on_drop: false }`
[INFO] [stdout] 58117bb1e695e0329329f5d2ded28169852cf95b8ba0703245a4d7f934f728d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb596cda31489b829803efbafbb253403d1ed05bec00c090a5e960d4886a96d0
[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" "eb596cda31489b829803efbafbb253403d1ed05bec00c090a5e960d4886a96d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` 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)]` 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: `#[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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[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)]` 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)]` 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: `#[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/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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "eb596cda31489b829803efbafbb253403d1ed05bec00c090a5e960d4886a96d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb596cda31489b829803efbafbb253403d1ed05bec00c090a5e960d4886a96d0", kill_on_drop: false }`
[INFO] [stdout] eb596cda31489b829803efbafbb253403d1ed05bec00c090a5e960d4886a96d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b6eed6691d566286c021e7f026db7aefb5e41e565fd99e37f6da71e5b8ee1ba
[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" "7b6eed6691d566286c021e7f026db7aefb5e41e565fd99e37f6da71e5b8ee1ba", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `set_current_dir`
[INFO] [stderr]  --> src/commands.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::env::{set_current_dir};
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `branch`
[INFO] [stderr]   --> src/commands.rs:38:36
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn checkout_nb(repo: &str, branch: &str) {
[INFO] [stderr]    |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_branch`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 | /         Command::new("git")
[INFO] [stderr] 11 | |             .arg("clone")
[INFO] [stderr] 12 | |             .arg(format_args!("{}{}{}{}", website, author, "/", repo).to_string().as_str())
[INFO] [stderr] 13 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 | /         Command::new("git")
[INFO] [stderr] 22 | |             .arg("checkout")
[INFO] [stderr] 23 | |             .arg(branch)
[INFO] [stderr] 24 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 | /         Command::new("git")
[INFO] [stderr] 33 | |             .arg("checkout")
[INFO] [stderr] 34 | |             .arg(tag)
[INFO] [stderr] 35 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 | /         Command::new("git")
[INFO] [stderr] 44 | |             .arg("checkout")
[INFO] [stderr] 45 | |             .arg("-b")
[INFO] [stderr] 46 | |             .arg(repo)
[INFO] [stderr] 47 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 | /         Command::new("git")
[INFO] [stderr] 52 | |             .arg("add")
[INFO] [stderr] 53 | |             .arg(".")
[INFO] [stderr] 54 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 | /         Command::new("git")
[INFO] [stderr] 59 | |             .arg("commit")
[INFO] [stderr] 60 | |             .arg("-m")
[INFO] [stderr] 61 | |             .arg(message)
[INFO] [stderr] 62 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/commands.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 | /         Command::new("git")
[INFO] [stderr] 69 | |             .arg("push")
[INFO] [stderr] 70 | |             .spawn();
[INFO] [stderr]    | |_____________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/extra.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     ignore_file.write_fmt(format_args!("{}{}", file, " \n"));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/extra.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     ignore_file.write_fmt(format_args!("{}{}", dir, "/\n"));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `git_management` (lib) generated 11 warnings
[INFO] [stderr] warning: `git_management` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/git_management-12f83d67b54952ac)
[INFO] [stderr]    Doc-tests git_management
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b6eed6691d566286c021e7f026db7aefb5e41e565fd99e37f6da71e5b8ee1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6eed6691d566286c021e7f026db7aefb5e41e565fd99e37f6da71e5b8ee1ba", kill_on_drop: false }`
[INFO] [stdout] 7b6eed6691d566286c021e7f026db7aefb5e41e565fd99e37f6da71e5b8ee1ba
