[INFO] cloning repository https://github.com/ThePotatoChronicler/mlogs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePotatoChronicler/mlogs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePotatoChronicler%2Fmlogs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePotatoChronicler%2Fmlogs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc0036a76ee35eefd4096dca29df40f33dcb144f [INFO] checking ThePotatoChronicler/mlogs 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%2FThePotatoChronicler%2Fmlogs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ThePotatoChronicler/mlogs [INFO] finished tweaking git repo https://github.com/ThePotatoChronicler/mlogs [INFO] tweaked toml for git repo https://github.com/ThePotatoChronicler/mlogs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ThePotatoChronicler/mlogs 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/ThePotatoChronicler/mlogs 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-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] 73821c9c4e5b6abb3d955fe77f04534d3bd1b7db688695baaa0c70e931fdf2a5 [INFO] running `Command { std: "docker" "start" "-a" "73821c9c4e5b6abb3d955fe77f04534d3bd1b7db688695baaa0c70e931fdf2a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73821c9c4e5b6abb3d955fe77f04534d3bd1b7db688695baaa0c70e931fdf2a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73821c9c4e5b6abb3d955fe77f04534d3bd1b7db688695baaa0c70e931fdf2a5", kill_on_drop: false }` [INFO] [stdout] 73821c9c4e5b6abb3d955fe77f04534d3bd1b7db688695baaa0c70e931fdf2a5 [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] 40cd7d7a790461726aa365158c0c9dc673d16927b28cd7969fab957cc89c101a [INFO] running `Command { std: "docker" "start" "-a" "40cd7d7a790461726aa365158c0c9dc673d16927b28cd7969fab957cc89c101a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking bytecount v0.6.2 [INFO] [stderr] Checking blake2 v0.10.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking nom v7.1.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking nom_locate v4.0.0 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking clap v3.1.8 [INFO] [stderr] Checking slimlog v0.1.0-alpha (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / /// The slimlog file to compile [INFO] [stdout] 14 | | file: String, [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/compiler/parser.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn tokenize(input: &str) -> Result{ [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [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] 25 | pub fn tokenize(input: &str) -> Result, ParserError<'_>>{ [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/compiler/context.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn create_empty_ctx(&self) -> Ctx { [INFO] [stdout] | ^^^^^ ^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn create_empty_ctx(&self) -> Ctx<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slimlog` (bin "slimlog") due to 1 previous error; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | / /// The slimlog file to compile [INFO] [stdout] 14 | | file: String, [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/compiler/parser.rs:25:24 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn tokenize(input: &str) -> Result{ [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [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] 25 | pub fn tokenize(input: &str) -> Result, ParserError<'_>>{ [INFO] [stdout] | ++++ ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/compiler/context.rs:47:29 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn create_empty_ctx(&self) -> Ctx { [INFO] [stdout] | ^^^^^ ^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn create_empty_ctx(&self) -> Ctx<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `slimlog` (bin "slimlog" test) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "40cd7d7a790461726aa365158c0c9dc673d16927b28cd7969fab957cc89c101a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40cd7d7a790461726aa365158c0c9dc673d16927b28cd7969fab957cc89c101a", kill_on_drop: false }` [INFO] [stdout] 40cd7d7a790461726aa365158c0c9dc673d16927b28cd7969fab957cc89c101a