[INFO] cloning repository https://github.com/eievui5/derive-environment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eievui5/derive-environment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feievui5%2Fderive-environment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feievui5%2Fderive-environment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01f9bdb9d7ac820d7df2c77143b484b06c3815fb
[INFO] checking eievui5/derive-environment 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%2Feievui5%2Fderive-environment" "/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/eievui5/derive-environment
[INFO] finished tweaking git repo https://github.com/eievui5/derive-environment
[INFO] tweaked toml for git repo https://github.com/eievui5/derive-environment written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eievui5/derive-environment 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/eievui5/derive-environment 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] 83bf73ebe15a6f727090e9b7aeb18e116a0824cc8e8b69c1d6b4b2b91db4ce26
[INFO] running `Command { std: "docker" "start" "-a" "83bf73ebe15a6f727090e9b7aeb18e116a0824cc8e8b69c1d6b4b2b91db4ce26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83bf73ebe15a6f727090e9b7aeb18e116a0824cc8e8b69c1d6b4b2b91db4ce26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83bf73ebe15a6f727090e9b7aeb18e116a0824cc8e8b69c1d6b4b2b91db4ce26", kill_on_drop: false }`
[INFO] [stdout] 83bf73ebe15a6f727090e9b7aeb18e116a0824cc8e8b69c1d6b4b2b91db4ce26
[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] 7dc46305435d3bca425bfe61ffbb94b477427e6bd22f1dc48ae03346ecde2589
[INFO] running `Command { std: "docker" "start" "-a" "7dc46305435d3bca425bfe61ffbb94b477427e6bd22f1dc48ae03346ecde2589", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking darling_core v0.20.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]     Checking derive_environment_macros v1.0.0 (/opt/rustwide/workdir/derive-environment-macros)
[INFO] [stderr]     Checking derive_environment v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:87:33
[INFO] [stdout]     |
[INFO] [stdout]  87 |                           *self = s.parse().map_err(|msg: <$type as FromStr>::Err| FromEnvError::ParseError(var.to_string(), msg.to_string(...
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 | / impl_using_from_str! {
[INFO] [stdout] 104 | |     u8, u16, u32, u64, u128,
[INFO] [stdout] 105 | |     i8, i16, i32, i64, i128,
[INFO] [stdout] 106 | |     bool, String, PathBuf,
[INFO] [stdout] 107 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_using_from_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:87:33
[INFO] [stdout]     |
[INFO] [stdout]  87 |                           *self = s.parse().map_err(|msg: <$type as FromStr>::Err| FromEnvError::ParseError(var.to_string(), msg.to_string(...
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 | / impl_using_from_str! {
[INFO] [stdout] 104 | |     u8, u16, u32, u64, u128,
[INFO] [stdout] 105 | |     i8, i16, i32, i64, i128,
[INFO] [stdout] 106 | |     bool, String, PathBuf,
[INFO] [stdout] 107 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_using_from_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive_environment` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<String, Infallible>
[INFO] [stdout]    --> src/lib.rs:87:33
[INFO] [stdout]     |
[INFO] [stdout]  87 |                           *self = s.parse().map_err(|msg: <$type as FromStr>::Err| FromEnvError::ParseError(var.to_string(), msg.to_string(...
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 | / impl_using_from_str! {
[INFO] [stdout] 104 | |     u8, u16, u32, u64, u128,
[INFO] [stdout] 105 | |     i8, i16, i32, i64, i128,
[INFO] [stdout] 106 | |     bool, String, PathBuf,
[INFO] [stdout] 107 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `impl_using_from_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/lib.rs:87:33
[INFO] [stdout]     |
[INFO] [stdout]  87 |                           *self = s.parse().map_err(|msg: <$type as FromStr>::Err| FromEnvError::ParseError(var.to_string(), msg.to_string(...
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 | / impl_using_from_str! {
[INFO] [stdout] 104 | |     u8, u16, u32, u64, u128,
[INFO] [stdout] 105 | |     i8, i16, i32, i64, i128,
[INFO] [stdout] 106 | |     bool, String, PathBuf,
[INFO] [stdout] 107 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `impl_using_from_str` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive_environment` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7dc46305435d3bca425bfe61ffbb94b477427e6bd22f1dc48ae03346ecde2589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc46305435d3bca425bfe61ffbb94b477427e6bd22f1dc48ae03346ecde2589", kill_on_drop: false }`
[INFO] [stdout] 7dc46305435d3bca425bfe61ffbb94b477427e6bd22f1dc48ae03346ecde2589
