[INFO] fetching crate mulm 1.1.3... [INFO] checking mulm-1.1.3 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate mulm 1.1.3 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate mulm 1.1.3 [INFO] finished tweaking crates.io crate mulm 1.1.3 [INFO] tweaked toml for crates.io crate mulm 1.1.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mulm 1.1.3 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mulm 1.1.3 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded charset v0.1.5 [INFO] [stderr] Downloaded maildir v0.6.4 [INFO] [stderr] Downloaded mailparse v0.16.1 [INFO] [stderr] Downloaded mailparse v0.14.1 [INFO] [stderr] Downloaded winnow v0.7.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9edea98971e8d510a35f5fe52955de536ef532006170d9158892508fdf06f220 [INFO] running `Command { std: "docker" "start" "-a" "9edea98971e8d510a35f5fe52955de536ef532006170d9158892508fdf06f220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9edea98971e8d510a35f5fe52955de536ef532006170d9158892508fdf06f220", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9edea98971e8d510a35f5fe52955de536ef532006170d9158892508fdf06f220", kill_on_drop: false }` [INFO] [stdout] 9edea98971e8d510a35f5fe52955de536ef532006170d9158892508fdf06f220 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 27f8b365d84f2403ce7fd8da27e0d577a4a605a4f7495ec747d57e9787747241 [INFO] running `Command { std: "docker" "start" "-a" "27f8b365d84f2403ce7fd8da27e0d577a4a605a4f7495ec747d57e9787747241", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking data-encoding v2.9.0 [INFO] [stderr] Checking quoted_printable v0.5.1 [INFO] [stderr] Checking equivalent v1.0.2 [INFO] [stderr] Checking hashbrown v0.15.3 [INFO] [stderr] Checking winnow v0.7.9 [INFO] [stderr] Checking toml_write v0.1.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking gethostname v0.2.3 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking charset v0.1.5 [INFO] [stderr] Checking mailparse v0.14.1 [INFO] [stderr] Checking mailparse v0.16.1 [INFO] [stderr] Checking maildir v0.6.4 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking toml_datetime v0.6.9 [INFO] [stderr] Checking serde_spanned v0.6.8 [INFO] [stderr] Checking toml_edit v0.22.26 [INFO] [stderr] Checking toml v0.8.22 [INFO] [stderr] Checking mulm v1.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result> { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result, Box> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:42:26 [INFO] [stdout] | [INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result> { [INFO] [stdout] | ^^^^^ ----------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 42 | fn action_for_mail(mail: &[u8]) -> Result, Box> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.38s [INFO] running `Command { std: "docker" "inspect" "27f8b365d84f2403ce7fd8da27e0d577a4a605a4f7495ec747d57e9787747241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27f8b365d84f2403ce7fd8da27e0d577a4a605a4f7495ec747d57e9787747241", kill_on_drop: false }` [INFO] [stdout] 27f8b365d84f2403ce7fd8da27e0d577a4a605a4f7495ec747d57e9787747241