[INFO] fetching crate rowan 0.15.16... [INFO] checking rowan-0.15.16 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392 [INFO] extracting crate rowan 0.15.16 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate rowan 0.15.16 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rowan 0.15.16 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate rowan 0.15.16 [INFO] tweaked toml for crates.io crate rowan 0.15.16 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate rowan 0.15.16 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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c05dd64a88e20012b3dba79b19ce738ac3b4671673944071fcdb630e6fcfde0 [INFO] running `Command { std: "docker" "start" "-a" "0c05dd64a88e20012b3dba79b19ce738ac3b4671673944071fcdb630e6fcfde0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c05dd64a88e20012b3dba79b19ce738ac3b4671673944071fcdb630e6fcfde0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c05dd64a88e20012b3dba79b19ce738ac3b4671673944071fcdb630e6fcfde0", kill_on_drop: false }` [INFO] [stdout] 0c05dd64a88e20012b3dba79b19ce738ac3b4671673944071fcdb630e6fcfde0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a790da61370265ef44801e50afb66d0a4ce5d29c2b4501a867cd2b2c6ae6ae57 [INFO] running `Command { std: "docker" "start" "-a" "a790da61370265ef44801e50afb66d0a4ce5d29c2b4501a867cd2b2c6ae6ae57", kill_on_drop: false }` [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking countme v3.0.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking text-size v1.1.1 [INFO] [stderr] Checking hashbrown v0.14.5 [INFO] [stderr] Checking rowan v0.15.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/syntax_text.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | Err(void) => match void {}, [INFO] [stdout] | ^^^^^^^^^ matches no values because `Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking m_lexer v0.0.4 [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/syntax_text.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | Err(void) => match void {}, [INFO] [stdout] | ^^^^^^^^^ matches no values because `Void` is uninhabited [INFO] [stdout] | [INFO] [stdout] = note: to learn more about uninhabited types, see https://doc.rust-lang.org/nomicon/exotic-sizes.html#empty-types [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.08s [INFO] running `Command { std: "docker" "inspect" "a790da61370265ef44801e50afb66d0a4ce5d29c2b4501a867cd2b2c6ae6ae57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a790da61370265ef44801e50afb66d0a4ce5d29c2b4501a867cd2b2c6ae6ae57", kill_on_drop: false }` [INFO] [stdout] a790da61370265ef44801e50afb66d0a4ce5d29c2b4501a867cd2b2c6ae6ae57