[INFO] fetching crate gredit 0.0.3... [INFO] checking gredit-0.0.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate gredit 0.0.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate gredit 0.0.3 [INFO] finished tweaking crates.io crate gredit 0.0.3 [INFO] tweaked toml for crates.io crate gredit 0.0.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gredit 0.0.3 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 gredit 0.0.3 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 28213b390ecb1c6ef5ebee8d4d2050362603f005d53695f1a0b113a732739071 [INFO] running `Command { std: "docker" "start" "-a" "28213b390ecb1c6ef5ebee8d4d2050362603f005d53695f1a0b113a732739071", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28213b390ecb1c6ef5ebee8d4d2050362603f005d53695f1a0b113a732739071", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28213b390ecb1c6ef5ebee8d4d2050362603f005d53695f1a0b113a732739071", kill_on_drop: false }` [INFO] [stdout] 28213b390ecb1c6ef5ebee8d4d2050362603f005d53695f1a0b113a732739071 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 770bc60b371c649b1a6fa5467f19be4d377d6a7d25ca659f304d0efc62e6166c [INFO] running `Command { std: "docker" "start" "-a" "770bc60b371c649b1a6fa5467f19be4d377d6a7d25ca659f304d0efc62e6166c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking once_cell v1.9.0 [INFO] [stderr] Checking regex-syntax v0.6.14 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling signal-hook v0.3.13 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling parking_lot_core v0.9.1 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Checking itoa v1.0.3 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking line-wrap v0.1.1 [INFO] [stderr] Checking miniz_oxide v0.5.3 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking xml-rs v0.8.4 [INFO] [stderr] Checking predicates-core v1.0.3 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking termtree v0.2.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking aho-corasick v0.7.8 [INFO] [stderr] Checking bstr v0.2.11 [INFO] [stderr] Checking grep-matcher v0.1.5 [INFO] [stderr] Checking memmap2 v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking time v0.3.13 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking signal-hook-mio v0.2.1 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking flate2 v1.0.24 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking predicates-tree v1.0.5 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking crossterm v0.23.0 [INFO] [stderr] Checking encoding_rs_io v0.1.7 [INFO] [stderr] Checking fragile v1.1.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling onig_sys v69.8.1 [INFO] [stderr] Checking grep-searcher v0.1.8 [INFO] [stderr] Checking crossterm v0.22.1 [INFO] [stderr] Checking regex v1.3.4 [INFO] [stderr] Checking tui v0.17.0 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking grep-regex v0.1.9 [INFO] [stderr] Checking predicates v2.1.1 [INFO] [stderr] Checking grep-cli v0.1.6 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling clap_derive v3.1.4 [INFO] [stderr] Compiling strum_macros v0.24.0 [INFO] [stderr] Compiling mockall_double v0.2.1 [INFO] [stderr] Compiling mockall_derive v0.11.0 [INFO] [stderr] Compiling test-case v2.0.0 [INFO] [stderr] Checking onig v6.3.2 [INFO] [stderr] Checking thiserror v1.0.32 [INFO] [stderr] Checking clap v3.1.6 [INFO] [stderr] Checking strum v0.24.0 [INFO] [stderr] Checking mockall v0.11.0 [INFO] [stderr] Checking serde_json v1.0.48 [INFO] [stderr] Checking plist v1.3.1 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking grep-printer v0.1.6 [INFO] [stderr] Checking syntect v5.0.0 [INFO] [stderr] Checking grep v0.2.8 [INFO] [stderr] Checking gredit v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / /// Regular expression used for searching. [INFO] [stdout] 24 | | pub pattern: Option, [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/args.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | / /// File or directory to search. Directories are searched recursively. [INFO] [stdout] 26 | | /// If not specified, searching starts from current directory. [INFO] [stdout] 27 | | pub path: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | / /// Include files and directories for searching that match the given glob. [INFO] [stdout] 45 | | /// Multiple globs may be provided. [INFO] [stdout] 46 | | #[clap(short, long)] [INFO] [stdout] 47 | | pub glob: Vec, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | / /// Only search files matching TYPE. Multiple types may be provided. [INFO] [stdout] 52 | | #[clap(short = 't', long = "type")] [INFO] [stdout] 53 | | pub type_matching: Vec, [INFO] [stdout] | |__________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/args.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | / /// Do not search files matching TYPE-NOT. Multiple types-not may be provided. [INFO] [stdout] 55 | | #[clap(short = 'T', long)] [INFO] [stdout] 56 | | pub type_not: Vec, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ui/result_list.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter(&self) -> std::slice::Iter { [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] 75 | pub fn iter(&self) -> std::slice::Iter<'_, EntryType> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gredit` (bin "gredit") due to 5 previous errors; 1 warning emitted [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 [INFO] [stdout] --> src/args.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | / /// Regular expression used for searching. [INFO] [stdout] 24 | | pub pattern: Option, [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 [INFO] [stdout] --> src/args.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | / /// File or directory to search. Directories are searched recursively. [INFO] [stdout] 26 | | /// If not specified, searching starts from current directory. [INFO] [stdout] 27 | | pub path: Option, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/args.rs:44:5 [INFO] [stdout] | [INFO] [stdout] 44 | / /// Include files and directories for searching that match the given glob. [INFO] [stdout] 45 | | /// Multiple globs may be provided. [INFO] [stdout] 46 | | #[clap(short, long)] [INFO] [stdout] 47 | | pub glob: Vec, [INFO] [stdout] | |_________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/args.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 51 | / /// Only search files matching TYPE. Multiple types may be provided. [INFO] [stdout] 52 | | #[clap(short = 't', long = "type")] [INFO] [stdout] 53 | | pub type_matching: Vec, [INFO] [stdout] | |__________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/args.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | / /// Do not search files matching TYPE-NOT. Multiple types-not may be provided. [INFO] [stdout] 55 | | #[clap(short = 'T', long)] [INFO] [stdout] 56 | | pub type_not: Vec, [INFO] [stdout] | |_____________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/ui/result_list.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn iter(&self) -> std::slice::Iter { [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] 75 | pub fn iter(&self) -> std::slice::Iter<'_, EntryType> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gredit` (bin "gredit" test) due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "770bc60b371c649b1a6fa5467f19be4d377d6a7d25ca659f304d0efc62e6166c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "770bc60b371c649b1a6fa5467f19be4d377d6a7d25ca659f304d0efc62e6166c", kill_on_drop: false }` [INFO] [stdout] 770bc60b371c649b1a6fa5467f19be4d377d6a7d25ca659f304d0efc62e6166c