[INFO] cloning repository https://github.com/nathan-at-least/git-clone-canonical
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nathan-at-least/git-clone-canonical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-at-least%2Fgit-clone-canonical", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnathan-at-least%2Fgit-clone-canonical'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd8ea3a6a00ae029fc38323a47ffaafa2efc7a4d
[INFO] checking nathan-at-least/git-clone-canonical 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%2Fnathan-at-least%2Fgit-clone-canonical" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nathan-at-least/git-clone-canonical
[INFO] finished tweaking git repo https://github.com/nathan-at-least/git-clone-canonical
[INFO] tweaked toml for git repo https://github.com/nathan-at-least/git-clone-canonical written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nathan-at-least/git-clone-canonical 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/nathan-at-least/git-clone-canonical 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8578ffebb2dd2aaa20c1885f7e27da9048bbde2bcf9c0a0974abf8b4e03898d6
[INFO] running `Command { std: "docker" "start" "-a" "8578ffebb2dd2aaa20c1885f7e27da9048bbde2bcf9c0a0974abf8b4e03898d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8578ffebb2dd2aaa20c1885f7e27da9048bbde2bcf9c0a0974abf8b4e03898d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8578ffebb2dd2aaa20c1885f7e27da9048bbde2bcf9c0a0974abf8b4e03898d6", kill_on_drop: false }`
[INFO] [stdout] 8578ffebb2dd2aaa20c1885f7e27da9048bbde2bcf9c0a0974abf8b4e03898d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ba3e7f21f0a7271a3a0bd69d2f22531ac8d8c2afc4310b8baa3b167773ca468b
[INFO] running `Command { std: "docker" "start" "-a" "ba3e7f21f0a7271a3a0bd69d2f22531ac8d8c2afc4310b8baa3b167773ca468b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.0.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling test-case-macros v2.2.1
[INFO] [stderr]     Checking test-case v2.2.1
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking git-clone-canonical v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BaseDir, Infallible>
[INFO] [stdout]   --> src/basedir.rs:34:53
[INFO] [stdout]    |
[INFO] [stdout] 34 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 35 | |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout] 36 | |     }
[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<BaseDir, Infallible>
[INFO] [stdout]   --> src/basedir.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/basedir.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BaseDir, Infallible>
[INFO] [stdout]   --> src/basedir.rs:34:53
[INFO] [stdout]    |
[INFO] [stdout] 34 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 35 | |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout] 36 | |     }
[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<BaseDir, Infallible>
[INFO] [stdout]   --> src/basedir.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/basedir.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         PathBuf::from_str(s).map(BaseDir)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BaseDir, Infallible>
[INFO] [stdout]   --> src/options.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     /// base directory for git clone
[INFO] [stdout]  9 | |     #[clap(long, default_value_t)]
[INFO] [stdout] 10 | |     pub basedir: BaseDir,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<BaseDir, Infallible>
[INFO] [stdout]   --> src/options.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | /     /// base directory for git clone
[INFO] [stdout]  9 | |     #[clap(long, default_value_t)]
[INFO] [stdout] 10 | |     pub basedir: BaseDir,
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-clone-canonical` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `git-clone-canonical` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "ba3e7f21f0a7271a3a0bd69d2f22531ac8d8c2afc4310b8baa3b167773ca468b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3e7f21f0a7271a3a0bd69d2f22531ac8d8c2afc4310b8baa3b167773ca468b", kill_on_drop: false }`
[INFO] [stdout] ba3e7f21f0a7271a3a0bd69d2f22531ac8d8c2afc4310b8baa3b167773ca468b
