[INFO] fetching crate dscfg-cached_file_storage 0.1.0... [INFO] checking dscfg-cached_file_storage-0.1.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate dscfg-cached_file_storage 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate dscfg-cached_file_storage 0.1.0 [INFO] finished tweaking crates.io crate dscfg-cached_file_storage 0.1.0 [INFO] tweaked toml for crates.io crate dscfg-cached_file_storage 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate dscfg-cached_file_storage 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 26 packages to latest compatible versions [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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5f64d0c9b68c3e4ad349c554a13516c17231ff4f398d81cfe8ccf7abe4c943aa [INFO] running `Command { std: "docker" "start" "-a" "5f64d0c9b68c3e4ad349c554a13516c17231ff4f398d81cfe8ccf7abe4c943aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f64d0c9b68c3e4ad349c554a13516c17231ff4f398d81cfe8ccf7abe4c943aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f64d0c9b68c3e4ad349c554a13516c17231ff4f398d81cfe8ccf7abe4c943aa", kill_on_drop: false }` [INFO] [stdout] 5f64d0c9b68c3e4ad349c554a13516c17231ff4f398d81cfe8ccf7abe4c943aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6125103344b20149c84bcae67b8ee2db25a7ca5d18981f6f2ff672fdaa1d4dc2 [INFO] running `Command { std: "docker" "start" "-a" "6125103344b20149c84bcae67b8ee2db25a7ca5d18981f6f2ff672fdaa1d4dc2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Checking same v0.1.0 [INFO] [stderr] Checking serde_json v1.0.145 [INFO] [stderr] Compiling slog v2.8.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking erased-serde v0.3.31 [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking dscfg-proto v0.1.0 [INFO] [stderr] Checking dscfg-server v0.1.0 [INFO] [stderr] Checking dscfg-cached_file_storage v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result, Void> [INFO] [stdout] --> src/lib.rs:113:87 [INFO] [stdout] | [INFO] [stdout] 113 | fn get(&mut self, key: &str) -> Result, Self::GetError> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 114 | | Ok(self.data.get(key).map(Clone::clone)) [INFO] [stdout] 115 | | } [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, Void> [INFO] [stdout] --> src/lib.rs:114:9 [INFO] [stdout] | [INFO] [stdout] 114 | Ok(self.data.get(key).map(Clone::clone)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dscfg-cached_file_storage` (lib test) 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: Result, Void> [INFO] [stdout] --> src/lib.rs:113:87 [INFO] [stdout] | [INFO] [stdout] 113 | fn get(&mut self, key: &str) -> Result, Self::GetError> { [INFO] [stdout] | _______________________________________________________________________________________^ [INFO] [stdout] 114 | | Ok(self.data.get(key).map(Clone::clone)) [INFO] [stdout] 115 | | } [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, Void> [INFO] [stdout] --> src/lib.rs:114:9 [INFO] [stdout] | [INFO] [stdout] 114 | Ok(self.data.get(key).map(Clone::clone)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `dscfg-cached_file_storage` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "6125103344b20149c84bcae67b8ee2db25a7ca5d18981f6f2ff672fdaa1d4dc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6125103344b20149c84bcae67b8ee2db25a7ca5d18981f6f2ff672fdaa1d4dc2", kill_on_drop: false }` [INFO] [stdout] 6125103344b20149c84bcae67b8ee2db25a7ca5d18981f6f2ff672fdaa1d4dc2