[INFO] cloning repository https://github.com/PurpleMyst/russet [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PurpleMyst/russet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b903cf417caa9b95e8590e4846c197931e97e65c [INFO] checking PurpleMyst/russet against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPurpleMyst%2Frusset" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/PurpleMyst/russet 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 git repo https://github.com/PurpleMyst/russet [INFO] finished tweaking git repo https://github.com/PurpleMyst/russet [INFO] tweaked toml for git repo https://github.com/PurpleMyst/russet written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/PurpleMyst/russet 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aho-corasick v0.6.4 [INFO] [stderr] Downloaded lazy_static v1.0.0 [INFO] [stderr] Downloaded libc v0.2.36 [INFO] [stderr] Downloaded regex v0.2.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 32f095cc03467ff8c1b95c7d4994b73b2d61ef5102a83412dcef339c5285cd78 [INFO] running `Command { std: "docker" "start" "-a" "32f095cc03467ff8c1b95c7d4994b73b2d61ef5102a83412dcef339c5285cd78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32f095cc03467ff8c1b95c7d4994b73b2d61ef5102a83412dcef339c5285cd78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32f095cc03467ff8c1b95c7d4994b73b2d61ef5102a83412dcef339c5285cd78", kill_on_drop: false }` [INFO] [stdout] 32f095cc03467ff8c1b95c7d4994b73b2d61ef5102a83412dcef339c5285cd78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7804739f3424a86a1c5278a77d317b45f99551a4cc0d8869018d91b4b36a0bed [INFO] running `Command { std: "docker" "start" "-a" "7804739f3424a86a1c5278a77d317b45f99551a4cc0d8869018d91b4b36a0bed", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Checking russet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/tokenizer.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | / lazy_static! { [INFO] [stdout] 35 | | static ref RE: Regex = { [INFO] [stdout] 36 | | let regexp = EXPRESSIONS.iter() [INFO] [stdout] 37 | | .map(|&(name, expr)| format!("(?P<{}>{})", name, expr)) [INFO] [stdout] ... | [INFO] [stdout] 42 | | }; [INFO] [stdout] 43 | | } [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: fields `line`, `column`, `kind`, and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Token<'t> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 19 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | column: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | [INFO] [stdout] 22 | kind: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | value: &'t str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/tokenizer.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | / lazy_static! { [INFO] [stdout] 35 | | static ref RE: Regex = { [INFO] [stdout] 36 | | let regexp = EXPRESSIONS.iter() [INFO] [stdout] 37 | | .map(|&(name, expr)| format!("(?P<{}>{})", name, expr)) [INFO] [stdout] ... | [INFO] [stdout] 42 | | }; [INFO] [stdout] 43 | | } [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: fields `line`, `column`, `kind`, and `value` are never read [INFO] [stdout] --> src/tokenizer.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Token<'t> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 19 | line: usize, [INFO] [stdout] | ^^^^ [INFO] [stdout] 20 | column: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 21 | [INFO] [stdout] 22 | kind: &'static str, [INFO] [stdout] | ^^^^ [INFO] [stdout] 23 | value: &'t str, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.64s [INFO] running `Command { std: "docker" "inspect" "7804739f3424a86a1c5278a77d317b45f99551a4cc0d8869018d91b4b36a0bed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7804739f3424a86a1c5278a77d317b45f99551a4cc0d8869018d91b4b36a0bed", kill_on_drop: false }` [INFO] [stdout] 7804739f3424a86a1c5278a77d317b45f99551a4cc0d8869018d91b4b36a0bed