[INFO] fetching crate fce-wit-interfaces 0.3.0...
[INFO] checking fce-wit-interfaces-0.3.0 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate fce-wit-interfaces 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fce-wit-interfaces 0.3.0 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fce-wit-interfaces 0.3.0
[INFO] finished tweaking crates.io crate fce-wit-interfaces 0.3.0
[INFO] tweaked toml for crates.io crate fce-wit-interfaces 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fluence-it-types v0.3.2
[INFO] [stderr]   Downloaded it-to-bytes v0.1.0
[INFO] [stderr]   Downloaded variant_count v1.1.0
[INFO] [stderr]   Downloaded it-lilo v0.1.0
[INFO] [stderr]   Downloaded wasmer-interface-types-fl v0.20.2
[INFO] [stderr]   Downloaded safe-transmute v0.11.2
[INFO] [stderr]   Downloaded wast v8.0.0
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2f6a997bde6ad597238b8ff238405518f568d5475a4f78e44dc34b59e88ffb2
[INFO] running `Command { std: "docker" "start" "-a" "a2f6a997bde6ad597238b8ff238405518f568d5475a4f78e44dc34b59e88ffb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2f6a997bde6ad597238b8ff238405518f568d5475a4f78e44dc34b59e88ffb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2f6a997bde6ad597238b8ff238405518f568d5475a4f78e44dc34b59e88ffb2", kill_on_drop: false }`
[INFO] [stdout] a2f6a997bde6ad597238b8ff238405518f568d5475a4f78e44dc34b59e88ffb2
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de66b547bc0c907508ed6dc6216dcf935a842d2b50ad47b080eda4641cefaf71
[INFO] running `Command { std: "docker" "start" "-a" "de66b547bc0c907508ed6dc6216dcf935a842d2b50ad47b080eda4641cefaf71", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]     Checking it-to-bytes v0.1.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking wast v8.0.0
[INFO] [stderr]     Checking safe-transmute v0.11.2
[INFO] [stderr]     Checking pest v2.7.8
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking fluence-it-types v0.3.2
[INFO] [stderr]     Checking it-lilo v0.1.0
[INFO] [stderr]     Checking wasmer-interface-types-fl v0.20.2
[INFO] [stderr]     Checking fce-wit-interfaces v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/fce_wit_interfaces.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused_imports,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/fce_wit_interfaces.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use std::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Iterator` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     unused_imports,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fce-wit-interfaces` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fce-wit-interfaces` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "de66b547bc0c907508ed6dc6216dcf935a842d2b50ad47b080eda4641cefaf71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de66b547bc0c907508ed6dc6216dcf935a842d2b50ad47b080eda4641cefaf71", kill_on_drop: false }`
[INFO] [stdout] de66b547bc0c907508ed6dc6216dcf935a842d2b50ad47b080eda4641cefaf71
