[INFO] cloning repository https://github.com/manishsingh10895/workspaces
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manishsingh10895/workspaces" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanishsingh10895%2Fworkspaces", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanishsingh10895%2Fworkspaces'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f36feef1cb661e2c1841077603a208aa41f52ac4
[INFO] checking manishsingh10895/workspaces against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanishsingh10895%2Fworkspaces" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/manishsingh10895/workspaces
[INFO] finished tweaking git repo https://github.com/manishsingh10895/workspaces
[INFO] tweaked toml for git repo https://github.com/manishsingh10895/workspaces written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/manishsingh10895/workspaces on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/manishsingh10895/workspaces 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34ff52ecdc59c282bd2850a7eb2aee4d04c70b08e1ba8ab594ca1d9dbcc8c000
[INFO] running `Command { std: "docker" "start" "-a" "34ff52ecdc59c282bd2850a7eb2aee4d04c70b08e1ba8ab594ca1d9dbcc8c000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ff52ecdc59c282bd2850a7eb2aee4d04c70b08e1ba8ab594ca1d9dbcc8c000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ff52ecdc59c282bd2850a7eb2aee4d04c70b08e1ba8ab594ca1d9dbcc8c000", kill_on_drop: false }`
[INFO] [stdout] 34ff52ecdc59c282bd2850a7eb2aee4d04c70b08e1ba8ab594ca1d9dbcc8c000
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d804cca6e901a47097b6cd1e489b55098367d02b9810bb468330e0fa2165c34
[INFO] running `Command { std: "docker" "start" "-a" "3d804cca6e901a47097b6cd1e489b55098367d02b9810bb468330e0fa2165c34", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling cc v1.2.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking once_cell v1.21.1
[INFO] [stderr]     Checking log v0.4.26
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking object v0.36.7
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling assert_cmd v2.0.16
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking predicates v3.1.3
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking bstr v1.11.3
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.25.2
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking prettytable-rs v0.10.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking inquire v0.5.3
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking rusqlite v0.28.0
[INFO] [stderr]     Checking ws v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/command_handlers.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::errors::{self, Error};
[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: `dir`
[INFO] [stdout]   --> src/command_handlers.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     dir: String,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/command_handlers.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     init: Option<String>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ws`
[INFO] [stdout]   --> src/command_handlers.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let ws = db::fetch_workspace_with_dirs_by_name(&w_name);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ws`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_init_script` is never used
[INFO] [stdout]   --> src/command_handlers.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn set_init_script(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `id` is never used
[INFO] [stdout]    --> src/workspace.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout]  51 | impl Workspace {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 111 |     pub fn id(self, id: i32) -> Self {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         #[structopt(short = "w", long = "workspace")]
[INFO] [stdout] 31 | |         workspace: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 39 | |         name: Option<String>,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 44 | |         name: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 49 | |         name: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         #[structopt(short = "w", long = "workspace")]
[INFO] [stdout] 56 | |         workspace: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/workspace.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn dir_iter(&self) -> std::slice::Iter<Dir> {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn dir_iter(&self) -> std::slice::Iter<'_, Dir> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ws` (bin "ws" test) due to 5 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/command_handlers.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::errors::{self, Error};
[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: `dir`
[INFO] [stdout]   --> src/command_handlers.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     dir: String,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/command_handlers.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     init: Option<String>,
[INFO] [stdout]    |     ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ws`
[INFO] [stdout]   --> src/command_handlers.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |     let ws = db::fetch_workspace_with_dirs_by_name(&w_name);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ws`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_init_script` is never used
[INFO] [stdout]   --> src/command_handlers.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub fn set_init_script(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `remove_dir` and `id` are never used
[INFO] [stdout]    --> src/workspace.rs:81:12
[INFO] [stdout]     |
[INFO] [stdout]  51 | impl Workspace {
[INFO] [stdout]     | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  81 |     pub fn remove_dir(&mut self, dir: &str) {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 111 |     pub fn id(self, id: i32) -> Self {
[INFO] [stdout]     |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         #[structopt(short = "w", long = "workspace")]
[INFO] [stdout] 31 | |         workspace: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 39 | |         name: Option<String>,
[INFO] [stdout]    | |____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 44 | |         name: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 | /         #[structopt(short = "n", long = "name")]
[INFO] [stdout] 49 | |         name: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | /         #[structopt(short = "w", long = "workspace")]
[INFO] [stdout] 56 | |         workspace: String,
[INFO] [stdout]    | |_________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ws` (bin "ws") due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/workspace.rs:77:21
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn dir_iter(&self) -> std::slice::Iter<Dir> {
[INFO] [stdout]    |                     ^^^^^     ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn dir_iter(&self) -> std::slice::Iter<'_, Dir> {
[INFO] [stdout]    |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3d804cca6e901a47097b6cd1e489b55098367d02b9810bb468330e0fa2165c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d804cca6e901a47097b6cd1e489b55098367d02b9810bb468330e0fa2165c34", kill_on_drop: false }`
[INFO] [stdout] 3d804cca6e901a47097b6cd1e489b55098367d02b9810bb468330e0fa2165c34
