[INFO] cloning repository https://github.com/hectorlorenzo/rust_git
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hectorlorenzo/rust_git" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectorlorenzo%2Frust_git", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhectorlorenzo%2Frust_git'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e8bba1461940dbcc20bc85347a0f18a2b7bd9e9
[INFO] checking hectorlorenzo/rust_git 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%2Fhectorlorenzo%2Frust_git" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hectorlorenzo/rust_git
[INFO] finished tweaking git repo https://github.com/hectorlorenzo/rust_git
[INFO] tweaked toml for git repo https://github.com/hectorlorenzo/rust_git written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hectorlorenzo/rust_git 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/hectorlorenzo/rust_git 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6295e98deca7be372446ef17540ea03da16b28aad4a9bc25137d01976adf9094
[INFO] running `Command { std: "docker" "start" "-a" "6295e98deca7be372446ef17540ea03da16b28aad4a9bc25137d01976adf9094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6295e98deca7be372446ef17540ea03da16b28aad4a9bc25137d01976adf9094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6295e98deca7be372446ef17540ea03da16b28aad4a9bc25137d01976adf9094", kill_on_drop: false }`
[INFO] [stdout] 6295e98deca7be372446ef17540ea03da16b28aad4a9bc25137d01976adf9094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c46ee2900d01c4e91908588228e511711a00c4f99eae28e59e65e85cee732f20
[INFO] running `Command { std: "docker" "start" "-a" "c46ee2900d01c4e91908588228e511711a00c4f99eae28e59e65e85cee732f20", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking configparser v3.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v4.0.18
[INFO] [stderr]     Checking clap v4.0.18
[INFO] [stderr]     Checking got v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn main() {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `git_object::GitObject`
[INFO] [stdout]   --> src/bin.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use git_object::GitObject;
[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 import: `git_object::GitObject`
[INFO] [stdout]   --> src/bin.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use git_object::GitObject;
[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: `object_type`
[INFO] [stdout]   --> src/bin.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             object_type,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `object_type: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r#type`
[INFO] [stdout]   --> src/bin.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |             r#type,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write`
[INFO] [stdout]   --> src/bin.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             write,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `write: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filepath`
[INFO] [stdout]   --> src/bin.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             filepath,
[INFO] [stdout]    |             ^^^^^^^^ help: try ignoring the field: `filepath: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kvlm_parser` is never used
[INFO] [stdout]   --> src/git_object.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn kvlm_parser<'a>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kvlm_serialize` is never used
[INFO] [stdout]   --> src/git_object.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn kvlm_serialize(kvv: &Vec<(&str, String)>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `type_string`, `content_with_headers`, `encoded_header`, and `hash` are never used
[INFO] [stdout]    --> src/git_object.rs:77:12
[INFO] [stdout]     |
[INFO] [stdout]  76 | impl GitObject {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  77 |     pub fn new(type_str: &str, content: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn type_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn content_with_headers(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn encoded_header(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn hash(&self) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Commit` is never constructed
[INFO] [stdout]  --> src/object/commit.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Commit {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tag` is never constructed
[INFO] [stdout]  --> src/object/tag.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Tag {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tree` is never constructed
[INFO] [stdout]  --> src/object/tree.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Tree {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/repository.rs:177:24
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let rel_path = PathBuf::from_str(rel_path_str).expect("Invalid path");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `got` (bin "gotbin" test) due to 1 previous error; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `object_type`
[INFO] [stdout]   --> src/bin.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             object_type,
[INFO] [stdout]    |             ^^^^^^^^^^^ help: try ignoring the field: `object_type: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r#type`
[INFO] [stdout]   --> src/bin.rs:95:13
[INFO] [stdout]    |
[INFO] [stdout] 95 |             r#type,
[INFO] [stdout]    |             ^^^^^^ help: try ignoring the field: `type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `write`
[INFO] [stdout]   --> src/bin.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |             write,
[INFO] [stdout]    |             ^^^^^ help: try ignoring the field: `write: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filepath`
[INFO] [stdout]   --> src/bin.rs:97:13
[INFO] [stdout]    |
[INFO] [stdout] 97 |             filepath,
[INFO] [stdout]    |             ^^^^^^^^ help: try ignoring the field: `filepath: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kvlm_parser` is never used
[INFO] [stdout]   --> src/git_object.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn kvlm_parser<'a>(
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kvlm_serialize` is never used
[INFO] [stdout]   --> src/git_object.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn kvlm_serialize(kvv: &Vec<(&str, String)>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `type_string`, `content_with_headers`, `encoded_header`, and `hash` are never used
[INFO] [stdout]    --> src/git_object.rs:77:12
[INFO] [stdout]     |
[INFO] [stdout]  76 | impl GitObject {
[INFO] [stdout]     | -------------- associated items in this implementation
[INFO] [stdout]  77 |     pub fn new(type_str: &str, content: String) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     pub fn type_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 105 |     pub fn content_with_headers(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 109 |     pub fn encoded_header(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 115 |     pub fn hash(&self) -> String {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Commit` is never constructed
[INFO] [stdout]  --> src/object/commit.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Commit {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tag` is never constructed
[INFO] [stdout]  --> src/object/tag.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Tag {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tree` is never constructed
[INFO] [stdout]  --> src/object/tree.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Tree {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/repository.rs:177:24
[INFO] [stdout]     |
[INFO] [stdout] 177 |         let rel_path = PathBuf::from_str(rel_path_str).expect("Invalid path");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `got` (bin "gotbin") due to 1 previous error; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "c46ee2900d01c4e91908588228e511711a00c4f99eae28e59e65e85cee732f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c46ee2900d01c4e91908588228e511711a00c4f99eae28e59e65e85cee732f20", kill_on_drop: false }`
[INFO] [stdout] c46ee2900d01c4e91908588228e511711a00c4f99eae28e59e65e85cee732f20
