[INFO] fetching crate rustf8 0.9.1... [INFO] checking rustf8-0.9.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate rustf8 0.9.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate rustf8 0.9.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustf8 0.9.1 [INFO] finished tweaking crates.io crate rustf8 0.9.1 [INFO] tweaked toml for crates.io crate rustf8 0.9.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 24 packages [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c8e71692b313c8608268c6005e1a72d54379835294ac7bfacbdf9c9be8b64df [INFO] running `Command { std: "docker" "start" "-a" "9c8e71692b313c8608268c6005e1a72d54379835294ac7bfacbdf9c9be8b64df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c8e71692b313c8608268c6005e1a72d54379835294ac7bfacbdf9c9be8b64df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c8e71692b313c8608268c6005e1a72d54379835294ac7bfacbdf9c9be8b64df", kill_on_drop: false }` [INFO] [stdout] 9c8e71692b313c8608268c6005e1a72d54379835294ac7bfacbdf9c9be8b64df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7cdbec3c86931812b0fa5df68089dd3bf767676deaa64fd9f37bf12efd7fee2d [INFO] running `Command { std: "docker" "start" "-a" "7cdbec3c86931812b0fa5df68089dd3bf767676deaa64fd9f37bf12efd7fee2d", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking rustf8 v0.9.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:1354:10 [INFO] [stdout] | [INFO] [stdout] 1354 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:1391:10 [INFO] [stdout] | [INFO] [stdout] 1391 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 847 | match_incomplete![ chiter; 0b1100_0000]; [INFO] [stdout] | --------------------------------------- in this macro invocation [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: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 849 | match_incomplete![ chiter; 0b1110_0000, 0b1000_0000]; [INFO] [stdout] | ---------------------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 851 | match_incomplete![ chiter; 0b1111_0000, 0b1000_0000, 0b1000_0000]; [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 853 | match_incomplete![ chiter; 0b1111_1000, 0b1000_0000, 0b1000_0000, 0b1000_0000]; [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 855 | / match_incomplete![ chiter; [INFO] [stdout] 856 | | 0b1111_1100, [INFO] [stdout] 857 | | 0b1000_0000, [INFO] [stdout] 858 | | 0b1000_0000, [INFO] [stdout] 859 | | 0b1000_0000, [INFO] [stdout] 860 | | 0b1000_0000 [INFO] [stdout] 861 | | ]; [INFO] [stdout] | |_________- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 863 | match_incomplete![ chiter; 0b1100_1111]; [INFO] [stdout] | --------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 865 | match_incomplete![ chiter; 0b1110_0111, 0b1011_1111]; [INFO] [stdout] | ---------------------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 867 | match_incomplete![ chiter; 0b1111_0111, 0b1011_1111, 0b1011_1111]; [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 869 | match_incomplete![ chiter; 0b1111_1011, 0b1011_1111, 0b1011_1111, 0b1011_1111]; [INFO] [stdout] | ------------------------------------------------------------------------------ in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 871 | / match_incomplete![ chiter; [INFO] [stdout] 872 | | 0b1111_1101, [INFO] [stdout] 873 | | 0b1011_1111, [INFO] [stdout] 874 | | 0b1011_1111, [INFO] [stdout] 875 | | 0b1011_1111, [INFO] [stdout] 876 | | 0b1011_1111 [INFO] [stdout] 877 | | ]; [INFO] [stdout] | |_________- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:613:20 [INFO] [stdout] | [INFO] [stdout] 613 | panic!(value); [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1175 | match_incomplete![ chiter; 0b1111_0000, 0b1000_0000, 0b1000_0000]; [INFO] [stdout] | ----------------------------------------------------------------- in this macro invocation [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: this warning originates in the macro `match_incomplete` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{:?}" format string to use the `Debug` implementation of `Result` [INFO] [stdout] | [INFO] [stdout] 613 | panic!("{:?}", value); [INFO] [stdout] | +++++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 613 | std::panic::panic_any(value); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.26s [INFO] running `Command { std: "docker" "inspect" "7cdbec3c86931812b0fa5df68089dd3bf767676deaa64fd9f37bf12efd7fee2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cdbec3c86931812b0fa5df68089dd3bf767676deaa64fd9f37bf12efd7fee2d", kill_on_drop: false }` [INFO] [stdout] 7cdbec3c86931812b0fa5df68089dd3bf767676deaa64fd9f37bf12efd7fee2d