[INFO] fetching crate clap-io 0.2.0... [INFO] checking clap-io-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate clap-io 0.2.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate clap-io 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate clap-io 0.2.0 [INFO] tweaked toml for crates.io crate clap-io 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate clap-io 0.2.0 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 crates.io crate clap-io 0.2.0 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] 29d24e8ea6ac530ea14ee605f3c3227eccade469ae7f1a3a043b74f8f9a3bb52 [INFO] running `Command { std: "docker" "start" "-a" "29d24e8ea6ac530ea14ee605f3c3227eccade469ae7f1a3a043b74f8f9a3bb52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29d24e8ea6ac530ea14ee605f3c3227eccade469ae7f1a3a043b74f8f9a3bb52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29d24e8ea6ac530ea14ee605f3c3227eccade469ae7f1a3a043b74f8f9a3bb52", kill_on_drop: false }` [INFO] [stdout] 29d24e8ea6ac530ea14ee605f3c3227eccade469ae7f1a3a043b74f8f9a3bb52 [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] db65612d664b234eda4ae35b908431efa391bef363b862f2531a6246d865b891 [INFO] running `Command { std: "docker" "start" "-a" "db65612d664b234eda4ae35b908431efa391bef363b862f2531a6246d865b891", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Checking clap_lex v0.7.2 [INFO] [stderr] Checking anstyle v1.0.8 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking clap_builder v4.5.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.72 [INFO] [stderr] Compiling clap_derive v4.5.11 [INFO] [stderr] Checking clap v4.5.11 [INFO] [stderr] Checking clap-io v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:170:53 [INFO] [stdout] | [INFO] [stdout] 170 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 171 | | Ok(Self::from(s.as_ref())) [INFO] [stdout] 172 | | } [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 [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | Ok(Self::from(s.as_ref())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:266:53 [INFO] [stdout] | [INFO] [stdout] 266 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 267 | | Ok(Self::from(s.as_ref())) [INFO] [stdout] 268 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:267:9 [INFO] [stdout] | [INFO] [stdout] 267 | Ok(Self::from(s.as_ref())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:170:53 [INFO] [stdout] | [INFO] [stdout] 170 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 171 | | Ok(Self::from(s.as_ref())) [INFO] [stdout] 172 | | } [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 [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | Ok(Self::from(s.as_ref())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:266:53 [INFO] [stdout] | [INFO] [stdout] 266 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 267 | | Ok(Self::from(s.as_ref())) [INFO] [stdout] 268 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/lib.rs:267:9 [INFO] [stdout] | [INFO] [stdout] 267 | Ok(Self::from(s.as_ref())) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `clap-io` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `clap-io` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "db65612d664b234eda4ae35b908431efa391bef363b862f2531a6246d865b891", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db65612d664b234eda4ae35b908431efa391bef363b862f2531a6246d865b891", kill_on_drop: false }` [INFO] [stdout] db65612d664b234eda4ae35b908431efa391bef363b862f2531a6246d865b891