[INFO] fetching crate utf-8 0.7.6...
[INFO] checking utf-8-0.7.6 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate utf-8 0.7.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate utf-8 0.7.6 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf-8 0.7.6
[INFO] finished tweaking crates.io crate utf-8 0.7.6
[INFO] tweaked toml for crates.io crate utf-8 0.7.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8a04c0c0a86ab18a0768304789e04471e0e1e76f3a1d00ae453b11fe71a2a5d
[INFO] running `Command { std: "docker" "start" "-a" "e8a04c0c0a86ab18a0768304789e04471e0e1e76f3a1d00ae453b11fe71a2a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8a04c0c0a86ab18a0768304789e04471e0e1e76f3a1d00ae453b11fe71a2a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8a04c0c0a86ab18a0768304789e04471e0e1e76f3a1d00ae453b11fe71a2a5d", kill_on_drop: false }`
[INFO] [stdout] e8a04c0c0a86ab18a0768304789e04471e0e1e76f3a1d00ae453b11fe71a2a5d
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dc0e15e047eb67912d93ad4c82b4955ff553251404aa26ac0818325ccfecbe8
[INFO] running `Command { std: "docker" "start" "-a" "8dc0e15e047eb67912d93ad4c82b4955ff553251404aa26ac0818325ccfecbe8", kill_on_drop: false }`
[INFO] [stderr]     Checking utf-8 v0.7.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Error` is imported redundantly
[INFO] [stdout]  --> src/read.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 | use super::*;
[INFO] [stdout]   |     -------- the item `Error` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]  --> src/read.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 4 | use std::str;
[INFO] [stdout] 5 | use super::*;
[INFO] [stdout]   |     -------- the item `fmt` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `str` is imported redundantly
[INFO] [stdout]  --> src/read.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 5 | use super::*;
[INFO] [stdout]   |     -------- the item `str` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read benches/../tests/shared/data.rs: No such file or directory (os error 2)
[INFO] [stdout]  --> benches/from_utf8_lossy.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod data;
[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 `utf-8` (bench "from_utf8_lossy") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8dc0e15e047eb67912d93ad4c82b4955ff553251404aa26ac0818325ccfecbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dc0e15e047eb67912d93ad4c82b4955ff553251404aa26ac0818325ccfecbe8", kill_on_drop: false }`
[INFO] [stdout] 8dc0e15e047eb67912d93ad4c82b4955ff553251404aa26ac0818325ccfecbe8