[INFO] fetching crate rustf8 0.9.1... [INFO] checking rustf8-0.9.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] extracting crate rustf8 0.9.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rustf8 0.9.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f450efc20104ae1631ec944b8a12520af2cd8f0b830b4b7fd638a3af24756670 [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" "f450efc20104ae1631ec944b8a12520af2cd8f0b830b4b7fd638a3af24756670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f450efc20104ae1631ec944b8a12520af2cd8f0b830b4b7fd638a3af24756670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f450efc20104ae1631ec944b8a12520af2cd8f0b830b4b7fd638a3af24756670", kill_on_drop: false }` [INFO] [stdout] f450efc20104ae1631ec944b8a12520af2cd8f0b830b4b7fd638a3af24756670 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7dca7db40a3bd0ebd498a79e0d6faab4f791936f2e8048d76a652fadf3ed7f25 [INFO] running `Command { std: "docker" "start" "-a" "7dca7db40a3bd0ebd498a79e0d6faab4f791936f2e8048d76a652fadf3ed7f25", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking rustf8 v0.9.1 (/opt/rustwide/workdir) [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: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 is no longer accepted in Rust 2021 [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: add a "{}" format string to Display the message [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 [unoptimized + debuginfo] target(s) in 18.69s [INFO] running `Command { std: "docker" "inspect" "7dca7db40a3bd0ebd498a79e0d6faab4f791936f2e8048d76a652fadf3ed7f25", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dca7db40a3bd0ebd498a79e0d6faab4f791936f2e8048d76a652fadf3ed7f25", kill_on_drop: false }` [INFO] [stdout] 7dca7db40a3bd0ebd498a79e0d6faab4f791936f2e8048d76a652fadf3ed7f25