[INFO] fetching crate twitter_text_conformance 0.2.0...
[INFO] checking twitter_text_conformance-0.2.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate twitter_text_conformance 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate twitter_text_conformance 0.2.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twitter_text_conformance 0.2.0
[INFO] finished tweaking crates.io crate twitter_text_conformance 0.2.0
[INFO] tweaked toml for crates.io crate twitter_text_conformance 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded twitter_text_config v0.2.0
[INFO] [stderr]   Downloaded twitter-text v0.2.0
[INFO] [stderr]   Downloaded twitter_text_parser v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c868e40abcc52d1b246f5c70b413b858cd1cecd6bcc19ac8f43e27607788d360
[INFO] running `Command { std: "docker" "start" "-a" "c868e40abcc52d1b246f5c70b413b858cd1cecd6bcc19ac8f43e27607788d360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c868e40abcc52d1b246f5c70b413b858cd1cecd6bcc19ac8f43e27607788d360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c868e40abcc52d1b246f5c70b413b858cd1cecd6bcc19ac8f43e27607788d360", kill_on_drop: false }`
[INFO] [stdout] c868e40abcc52d1b246f5c70b413b858cd1cecd6bcc19ac8f43e27607788d360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6470d509f8ae05e72594c4ae8a17605f6ce38fbc9fd07e556eb7a3fd0fb8d328
[INFO] running `Command { std: "docker" "start" "-a" "6470d509f8ae05e72594c4ae8a17605f6ce38fbc9fd07e556eb7a3fd0fb8d328", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking twitter_text_parser v0.2.0
[INFO] [stderr]     Checking twitter_text_config v0.2.0
[INFO] [stderr]     Checking twitter-text v0.2.0
[INFO] [stderr]     Checking twitter_text_conformance v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/validate.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 | type ValidationFn<'a> = std::ops::Fn(&str) -> bool + 'a;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::ops::Fn(&str) -> bool + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.14s
[INFO] running `Command { std: "docker" "inspect" "6470d509f8ae05e72594c4ae8a17605f6ce38fbc9fd07e556eb7a3fd0fb8d328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6470d509f8ae05e72594c4ae8a17605f6ce38fbc9fd07e556eb7a3fd0fb8d328", kill_on_drop: false }`
[INFO] [stdout] 6470d509f8ae05e72594c4ae8a17605f6ce38fbc9fd07e556eb7a3fd0fb8d328