[INFO] fetching crate flate2-expose 1.0.25...
[INFO] checking flate2-expose-1.0.25 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] extracting crate flate2-expose 1.0.25 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate flate2-expose 1.0.25 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 flate2-expose 1.0.25
[INFO] finished tweaking crates.io crate flate2-expose 1.0.25
[INFO] tweaked toml for crates.io crate flate2-expose 1.0.25 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate flate2-expose 1.0.25 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.6.3
[INFO] [stderr]   Downloaded getrandom v0.2.7
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.16
[INFO] [stderr]   Downloaded cloudflare-zlib-sys v0.3.0
[INFO] [stderr]   Downloaded libz-ng-sys v1.1.8
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de014e3c0259c51edfa65ed539d79ced469fe202c173882d31a79e631de577a
[INFO] running `Command { std: "docker" "start" "-a" "1de014e3c0259c51edfa65ed539d79ced469fe202c173882d31a79e631de577a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de014e3c0259c51edfa65ed539d79ced469fe202c173882d31a79e631de577a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de014e3c0259c51edfa65ed539d79ced469fe202c173882d31a79e631de577a", kill_on_drop: false }`
[INFO] [stdout] 1de014e3c0259c51edfa65ed539d79ced469fe202c173882d31a79e631de577a
[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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd985a45f5afd641b19ef9143c9dde1170ac4981474438fb19c04c38dd0addc0
[INFO] running `Command { std: "docker" "start" "-a" "dd985a45f5afd641b19ef9143c9dde1170ac4981474438fb19c04c38dd0addc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking flate2-expose v1.0.25 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stdout] error: the item `io` is imported redundantly
[INFO] [stdout]    --> src/gz/bufread.rs:704:9
[INFO] [stdout]     |
[INFO] [stdout] 703 |     use crate::gz::bufread::*;
[INFO] [stdout]     |         --------------------- the item `io` is already imported here
[INFO] [stdout] 704 |     use std::io;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:78:24
[INFO] [stdout]     |
[INFO] [stdout] 78  | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]     |                        ^^^^^^^^
[INFO] [stdout]     = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Read` is imported redundantly
[INFO] [stdout]    --> src/gz/bufread.rs:705:27
[INFO] [stdout]     |
[INFO] [stdout] 703 |     use crate::gz::bufread::*;
[INFO] [stdout]     |         --------------------- the item `Read` is already imported here
[INFO] [stdout] 704 |     use std::io;
[INFO] [stdout] 705 |     use std::io::{Cursor, Read, Write};
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `Write` is imported redundantly
[INFO] [stdout]    --> src/gz/bufread.rs:705:33
[INFO] [stdout]     |
[INFO] [stdout] 703 |     use crate::gz::bufread::*;
[INFO] [stdout]     |         --------------------- the item `Write` is already imported here
[INFO] [stdout] 704 |     use std::io;
[INFO] [stdout] 705 |     use std::io::{Cursor, Read, Write};
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flate2-expose` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "dd985a45f5afd641b19ef9143c9dde1170ac4981474438fb19c04c38dd0addc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd985a45f5afd641b19ef9143c9dde1170ac4981474438fb19c04c38dd0addc0", kill_on_drop: false }`
[INFO] [stdout] dd985a45f5afd641b19ef9143c9dde1170ac4981474438fb19c04c38dd0addc0
[INFO] checking flate2-expose-1.0.25 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] extracting crate flate2-expose 1.0.25 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate flate2-expose 1.0.25 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flate2-expose 1.0.25
[INFO] finished tweaking crates.io crate flate2-expose 1.0.25
[INFO] tweaked toml for crates.io crate flate2-expose 1.0.25 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate flate2-expose 1.0.25 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5cab3696bcd8090db45f99f2e6b488be75e7956c153823f57de530a5ccc4f91
[INFO] running `Command { std: "docker" "start" "-a" "e5cab3696bcd8090db45f99f2e6b488be75e7956c153823f57de530a5ccc4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5cab3696bcd8090db45f99f2e6b488be75e7956c153823f57de530a5ccc4f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5cab3696bcd8090db45f99f2e6b488be75e7956c153823f57de530a5ccc4f91", kill_on_drop: false }`
[INFO] [stdout] e5cab3696bcd8090db45f99f2e6b488be75e7956c153823f57de530a5ccc4f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6464c055e7d803bf0598ddb3004a7f5d44389cf748beadc921029c0c4ece70a0
[INFO] running `Command { std: "docker" "start" "-a" "6464c055e7d803bf0598ddb3004a7f5d44389cf748beadc921029c0c4ece70a0", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "6464c055e7d803bf0598ddb3004a7f5d44389cf748beadc921029c0c4ece70a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6464c055e7d803bf0598ddb3004a7f5d44389cf748beadc921029c0c4ece70a0", kill_on_drop: false }`
[INFO] [stdout] 6464c055e7d803bf0598ddb3004a7f5d44389cf748beadc921029c0c4ece70a0