[INFO] cloning repository https://github.com/BurntSushi/rucd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BurntSushi/rucd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntSushi%2Frucd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntSushi%2Frucd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed9fa514ed44a8920a8cc336f35c1890b9161ee4 [INFO] checking BurntSushi/rucd against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntSushi%2Frucd" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BurntSushi/rucd on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BurntSushi/rucd [INFO] finished tweaking git repo https://github.com/BurntSushi/rucd [INFO] tweaked toml for git repo https://github.com/BurntSushi/rucd written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/BurntSushi/rucd 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread_local v0.3.5 [INFO] [stderr] Downloaded ucd-util v0.1.1 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded utf8-ranges v1.0.0 [INFO] [stderr] Downloaded textwrap v0.9.0 [INFO] [stderr] Downloaded byteorder v1.2.1 [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded clap v2.31.1 [INFO] [stderr] Downloaded regex v0.2.9 [INFO] [stderr] Downloaded libc v0.2.39 [INFO] [stderr] Downloaded regex-syntax v0.5.3 [INFO] [stderr] Downloaded tabwriter v1.0.4 [INFO] [stderr] Downloaded fst v0.3.0 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c24179e1002f42149a300e5d41193a988aefda7c7457b78d0b2f0a20ceaa5e56 [INFO] running `Command { std: "docker" "start" "-a" "c24179e1002f42149a300e5d41193a988aefda7c7457b78d0b2f0a20ceaa5e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c24179e1002f42149a300e5d41193a988aefda7c7457b78d0b2f0a20ceaa5e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c24179e1002f42149a300e5d41193a988aefda7c7457b78d0b2f0a20ceaa5e56", kill_on_drop: false }` [INFO] [stdout] c24179e1002f42149a300e5d41193a988aefda7c7457b78d0b2f0a20ceaa5e56 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9bb1f42896aacb8f1d05fc1d41b65779ddf0ca9078d5dab971740f1d4be86ad [INFO] running `Command { std: "docker" "start" "-a" "a9bb1f42896aacb8f1d05fc1d41b65779ddf0ca9078d5dab971740f1d4be86ad", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Compiling regex v0.2.9 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking fst v0.3.0 [INFO] [stderr] Checking tabwriter v1.0.4 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking rucd v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `fst` is imported redundantly [INFO] [stdout] --> src/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use fst; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate fst; [INFO] [stdout] | ----------------- the item `fst` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/error.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/list.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `fst` is imported redundantly [INFO] [stdout] --> src/error.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use fst; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate fst; [INFO] [stdout] | ----------------- the item `fst` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ucd_util` is imported redundantly [INFO] [stdout] --> src/name.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ucd_util; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate ucd_util; [INFO] [stdout] | ---------------------- the item `ucd_util` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/error.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/search.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `fst` is imported redundantly [INFO] [stdout] --> src/search.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use fst::{self, Streamer}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate fst; [INFO] [stdout] | ----------------- the item `fst` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `regex` is imported redundantly [INFO] [stdout] --> src/error.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use regex; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | extern crate regex; [INFO] [stdout] | ------------------- the item `regex` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/list.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ucd_util` is imported redundantly [INFO] [stdout] --> src/name.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ucd_util; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | extern crate ucd_util; [INFO] [stdout] | ---------------------- the item `ucd_util` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `clap` is imported redundantly [INFO] [stdout] --> src/search.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use clap; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | extern crate clap; [INFO] [stdout] | ------------------ the item `clap` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `fst` is imported redundantly [INFO] [stdout] --> src/search.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use fst::{self, Streamer}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | extern crate fst; [INFO] [stdout] | ----------------- the item `fst` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/name.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / lazy_static! { [INFO] [stdout] 10 | | static ref NAMES_WITH_ALIASES: BTreeMap = { [INFO] [stdout] 11 | | let mut map = BTreeMap::new(); [INFO] [stdout] 12 | | let mut stream = NAMES.stream(); [INFO] [stdout] ... | [INFO] [stdout] 26 | | }; [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/tables/fst/names.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / lazy_static! { [INFO] [stdout] 10 | | pub static ref NAMES: ::fst::Map = [INFO] [stdout] 11 | | ::fst::Map::from(::fst::raw::Fst::from_static_slice( [INFO] [stdout] 12 | | include_bytes!("names.fst")).unwrap()); [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/name.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / lazy_static! { [INFO] [stdout] 10 | | static ref NAMES_WITH_ALIASES: BTreeMap = { [INFO] [stdout] 11 | | let mut map = BTreeMap::new(); [INFO] [stdout] 12 | | let mut stream = NAMES.stream(); [INFO] [stdout] ... | [INFO] [stdout] 26 | | }; [INFO] [stdout] 27 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/tables/fst/names.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | / lazy_static! { [INFO] [stdout] 10 | | pub static ref NAMES: ::fst::Map = [INFO] [stdout] 11 | | ::fst::Map::from(::fst::raw::Fst::from_static_slice( [INFO] [stdout] 12 | | include_bytes!("names.fst")).unwrap()); [INFO] [stdout] 13 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:35:32 [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 35 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:30:39 [INFO] [stdout] | [INFO] [stdout] 30 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let mut entry = map.entry(cp).or_insert(Names::default()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name.rs:17:21 [INFO] [stdout] | [INFO] [stdout] 17 | let mut entry = map.entry(cp).or_insert(Names::default()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | let mut entry = map.entry(cp).or_insert(Names::default()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | let mut entry = map.entry(cp).or_insert(Names::default()); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.42s [INFO] running `Command { std: "docker" "inspect" "a9bb1f42896aacb8f1d05fc1d41b65779ddf0ca9078d5dab971740f1d4be86ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9bb1f42896aacb8f1d05fc1d41b65779ddf0ca9078d5dab971740f1d4be86ad", kill_on_drop: false }` [INFO] [stdout] a9bb1f42896aacb8f1d05fc1d41b65779ddf0ca9078d5dab971740f1d4be86ad [INFO] checking BurntSushi/rucd against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurntSushi%2Frucd" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BurntSushi/rucd on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BurntSushi/rucd [INFO] finished tweaking git repo https://github.com/BurntSushi/rucd [INFO] tweaked toml for git repo https://github.com/BurntSushi/rucd written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BurntSushi/rucd 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b30505fb699da7a171e8d90f761848cff402b3af7f8f70873d914233149311b0 [INFO] running `Command { std: "docker" "start" "-a" "b30505fb699da7a171e8d90f761848cff402b3af7f8f70873d914233149311b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b30505fb699da7a171e8d90f761848cff402b3af7f8f70873d914233149311b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b30505fb699da7a171e8d90f761848cff402b3af7f8f70873d914233149311b0", kill_on_drop: false }` [INFO] [stdout] b30505fb699da7a171e8d90f761848cff402b3af7f8f70873d914233149311b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79da9be7a7139c9c74c4d56540aff70dadebdfc1c0d97533e4285c4955114902 [INFO] running `Command { std: "docker" "start" "-a" "79da9be7a7139c9c74c4d56540aff70dadebdfc1c0d97533e4285c4955114902", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Compiling regex v0.2.9 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking tabwriter v1.0.4 [INFO] [stderr] Checking fst v0.3.0 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking atty v0.2.8 [INFO] [stderr] Checking clap v2.31.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.9/src/exec.rs:751:13 [INFO] [stdout] | [INFO] [stdout] 751 | / match dfa::Fsm::reverse( [INFO] [stdout] 752 | | &self.ro.dfa_reverse, [INFO] [stdout] 753 | | self.cache, [INFO] [stdout] 754 | | false, [INFO] [stdout] ... | [INFO] [stdout] 761 | | Quit => return Some(Quit), [INFO] [stdout] 762 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "79da9be7a7139c9c74c4d56540aff70dadebdfc1c0d97533e4285c4955114902", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79da9be7a7139c9c74c4d56540aff70dadebdfc1c0d97533e4285c4955114902", kill_on_drop: false }` [INFO] [stdout] 79da9be7a7139c9c74c4d56540aff70dadebdfc1c0d97533e4285c4955114902