[INFO] fetching crate igrepper 1.3.0... [INFO] checking igrepper-1.3.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate igrepper 1.3.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate igrepper 1.3.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate igrepper 1.3.0 [INFO] finished tweaking crates.io crate igrepper 1.3.0 [INFO] tweaked toml for crates.io crate igrepper 1.3.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate crates.io crate igrepper 1.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded inotify v0.9.3 [INFO] [stderr] Downloaded ncurses v5.101.0 [INFO] [stderr] Downloaded tokio v1.7.1 [INFO] [stderr] Downloaded ctor v0.1.20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c9410be7ca9fcec5e10113fd4d411a652a9900a08f0e5516e3acf817d328e11 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2c9410be7ca9fcec5e10113fd4d411a652a9900a08f0e5516e3acf817d328e11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c9410be7ca9fcec5e10113fd4d411a652a9900a08f0e5516e3acf817d328e11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c9410be7ca9fcec5e10113fd4d411a652a9900a08f0e5516e3acf817d328e11", kill_on_drop: false }` [INFO] [stdout] 2c9410be7ca9fcec5e10113fd4d411a652a9900a08f0e5516e3acf817d328e11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1977de1729625e2c46ea52c9898c28be62f8d47ee125a138c14e0322e63bde29 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1977de1729625e2c46ea52c9898c28be62f8d47ee125a138c14e0322e63bde29", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling tokio v1.7.1 [INFO] [stderr] Compiling ncurses v5.101.0 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking inotify v0.9.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking igrepper v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/igrepper/mod.rs:145:24 [INFO] [stdout] | [INFO] [stdout] 145 | panic!(format!("Inotify error: {}", message)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 145 - panic!(format!("Inotify error: {}", message)); [INFO] [stdout] 145 + panic!("Inotify error: {}", message); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `longest_line_length` [INFO] [stdout] --> src/igrepper/state.rs:518:13 [INFO] [stdout] | [INFO] [stdout] 518 | let longest_line_length = 15; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_longest_line_length` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/igrepper/mod.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | char_requester_tx.send(CharRequesterMessage::ReadyToReceiveChar); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/igrepper/core.rs:313:25 [INFO] [stdout] | [INFO] [stdout] 313 | / format!( [INFO] [stdout] 314 | | "Missing keys in test result: {:?}", [INFO] [stdout] 315 | | missing_keys [INFO] [stdout] 316 | | .iter() [INFO] [stdout] ... | [INFO] [stdout] 319 | | .join(", ") [INFO] [stdout] 320 | | ) [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 313 ~ [INFO] [stdout] 314 | "Missing keys in test result: {:?}", [INFO] [stdout] 315 | missing_keys [INFO] [stdout] 316 | .iter() [INFO] [stdout] 317 | .cloned() [INFO] [stdout] 318 | .collect::>() [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/igrepper/core.rs:324:25 [INFO] [stdout] | [INFO] [stdout] 324 | / format!( [INFO] [stdout] 325 | | "Unexpected keys in test result: {:?}", [INFO] [stdout] 326 | | unexpected_keys [INFO] [stdout] 327 | | .iter() [INFO] [stdout] ... | [INFO] [stdout] 330 | | .join(", ") [INFO] [stdout] 331 | | ) [INFO] [stdout] | |_________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the assert!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 324 ~ [INFO] [stdout] 325 | "Unexpected keys in test result: {:?}", [INFO] [stdout] 326 | unexpected_keys [INFO] [stdout] 327 | .iter() [INFO] [stdout] 328 | .cloned() [INFO] [stdout] 329 | .collect::>() [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/igrepper/mod.rs:145:24 [INFO] [stdout] | [INFO] [stdout] 145 | panic!(format!("Inotify error: {}", message)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 145 - panic!(format!("Inotify error: {}", message)); [INFO] [stdout] 145 + panic!("Inotify error: {}", message); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/igrepper/mod.rs:137:9 [INFO] [stdout] | [INFO] [stdout] 137 | char_requester_tx.send(CharRequesterMessage::ReadyToReceiveChar); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.95s [INFO] running `Command { std: "docker" "inspect" "1977de1729625e2c46ea52c9898c28be62f8d47ee125a138c14e0322e63bde29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1977de1729625e2c46ea52c9898c28be62f8d47ee125a138c14e0322e63bde29", kill_on_drop: false }` [INFO] [stdout] 1977de1729625e2c46ea52c9898c28be62f8d47ee125a138c14e0322e63bde29