[INFO] fetching crate fuzzy-matcher 0.3.7...
[INFO] checking fuzzy-matcher-0.3.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate fuzzy-matcher 0.3.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fuzzy-matcher 0.3.7 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 crates.io crate fuzzy-matcher 0.3.7
[INFO] finished tweaking crates.io crate fuzzy-matcher 0.3.7
[INFO] tweaked toml for crates.io crate fuzzy-matcher 0.3.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate fuzzy-matcher 0.3.7 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 redox_termios v0.1.1
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded libc v0.2.78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 829e104f56cfc47b6306f8c0ba75ddeb59ba35d4203303648fb92dd1563bf7e0
[INFO] running `Command { std: "docker" "start" "-a" "829e104f56cfc47b6306f8c0ba75ddeb59ba35d4203303648fb92dd1563bf7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "829e104f56cfc47b6306f8c0ba75ddeb59ba35d4203303648fb92dd1563bf7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829e104f56cfc47b6306f8c0ba75ddeb59ba35d4203303648fb92dd1563bf7e0", kill_on_drop: false }`
[INFO] [stdout] 829e104f56cfc47b6306f8c0ba75ddeb59ba35d4203303648fb92dd1563bf7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 51c4c1bb5bcd242f57a602e80a6891bbc364479745bfbb3709c2b0c354011921
[INFO] running `Command { std: "docker" "start" "-a" "51c4c1bb5bcd242f57a602e80a6891bbc364479745bfbb3709c2b0c354011921", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stdout] warning: the item `assert_order` is imported redundantly
[INFO] [stdout]    --> src/clangd.rs:448:23
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `assert_order` is already imported here
[INFO] [stdout] 448 |     use crate::util::{assert_order, wrap_matches};
[INFO] [stdout]     |                       ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `wrap_matches` is imported redundantly
[INFO] [stdout]    --> src/clangd.rs:448:37
[INFO] [stdout]     |
[INFO] [stdout] 447 |     use super::*;
[INFO] [stdout]     |         -------- the item `wrap_matches` is already imported here
[INFO] [stdout] 448 |     use crate::util::{assert_order, wrap_matches};
[INFO] [stdout]     |                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "51c4c1bb5bcd242f57a602e80a6891bbc364479745bfbb3709c2b0c354011921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51c4c1bb5bcd242f57a602e80a6891bbc364479745bfbb3709c2b0c354011921", kill_on_drop: false }`
[INFO] [stdout] 51c4c1bb5bcd242f57a602e80a6891bbc364479745bfbb3709c2b0c354011921
[INFO] checking fuzzy-matcher-0.3.7 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate fuzzy-matcher 0.3.7 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate fuzzy-matcher 0.3.7 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 crates.io crate fuzzy-matcher 0.3.7
[INFO] finished tweaking crates.io crate fuzzy-matcher 0.3.7
[INFO] tweaked toml for crates.io crate fuzzy-matcher 0.3.7 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate fuzzy-matcher 0.3.7 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1d75c70b8b61b5e53768e24b342f59562f60fd9ad83eae31211bb9142d4ec4e3
[INFO] running `Command { std: "docker" "start" "-a" "1d75c70b8b61b5e53768e24b342f59562f60fd9ad83eae31211bb9142d4ec4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d75c70b8b61b5e53768e24b342f59562f60fd9ad83eae31211bb9142d4ec4e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d75c70b8b61b5e53768e24b342f59562f60fd9ad83eae31211bb9142d4ec4e3", kill_on_drop: false }`
[INFO] [stdout] 1d75c70b8b61b5e53768e24b342f59562f60fd9ad83eae31211bb9142d4ec4e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9e790abad88fdaba2c281e30840c2f8efcbf7710d4ba886e70484d88fc3ede78
[INFO] running `Command { std: "docker" "start" "-a" "9e790abad88fdaba2c281e30840c2f8efcbf7710d4ba886e70484d88fc3ede78", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/termion-1.5.5/src/input.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 | /             match self.iter.next() {
[INFO] [stdout] 20 | |                 Some(Ok(Event::Key(k))) => return Some(Ok(k)),
[INFO] [stdout] 21 | |                 Some(Ok(_)) => continue,
[INFO] [stdout] 22 | |                 Some(Err(e)) => return Some(Err(e)),
[INFO] [stdout] 23 | |                 None => return None,
[INFO] [stdout] 24 | |             };
[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 `termion` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9e790abad88fdaba2c281e30840c2f8efcbf7710d4ba886e70484d88fc3ede78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e790abad88fdaba2c281e30840c2f8efcbf7710d4ba886e70484d88fc3ede78", kill_on_drop: false }`
[INFO] [stdout] 9e790abad88fdaba2c281e30840c2f8efcbf7710d4ba886e70484d88fc3ede78