[INFO] fetching crate bech32 0.10.0-beta...
[INFO] checking bech32-0.10.0-beta against master#020bbe46bdf613c0b8211984eaa8e5fe97d6c92d for pr-122960
[INFO] extracting crate bech32 0.10.0-beta into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bech32 0.10.0-beta on toolchain 020bbe46bdf613c0b8211984eaa8e5fe97d6c92d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bech32 0.10.0-beta
[INFO] finished tweaking crates.io crate bech32 0.10.0-beta
[INFO] tweaked toml for crates.io crate bech32 0.10.0-beta written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88baccee89e5b2ae7efb8224f4a3f640dd54150ad23f935c9c8d21914ebd4452
[INFO] running `Command { std: "docker" "start" "-a" "88baccee89e5b2ae7efb8224f4a3f640dd54150ad23f935c9c8d21914ebd4452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88baccee89e5b2ae7efb8224f4a3f640dd54150ad23f935c9c8d21914ebd4452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88baccee89e5b2ae7efb8224f4a3f640dd54150ad23f935c9c8d21914ebd4452", kill_on_drop: false }`
[INFO] [stdout] 88baccee89e5b2ae7efb8224f4a3f640dd54150ad23f935c9c8d21914ebd4452
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+020bbe46bdf613c0b8211984eaa8e5fe97d6c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6003e5e1e334e4e7ff941abe1b8f99ab2fd397abfbecf3f36f59b78b509be7fa
[INFO] running `Command { std: "docker" "start" "-a" "6003e5e1e334e4e7ff941abe1b8f99ab2fd397abfbecf3f36f59b78b509be7fa", kill_on_drop: false }`
[INFO] [stderr]     Checking bech32 v0.10.0-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/primitives/encode.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use core::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/020bbe46bdf613c0b8211984eaa8e5fe97d6c92d/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: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `String` is imported redundantly
[INFO] [stdout]   --> src/primitives/hrp.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use alloc::string::String;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/020bbe46bdf613c0b8211984eaa8e5fe97d6c92d/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `String` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Iterator` is imported redundantly
[INFO] [stdout]   --> src/primitives/encode.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | use core::iter::Iterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/020bbe46bdf613c0b8211984eaa8e5fe97d6c92d/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: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Bech32` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:438:9
[INFO] [stdout]     |
[INFO] [stdout] 437 |     use super::*;
[INFO] [stdout]     |         -------- the item `Bech32` is already imported here
[INFO] [stdout] 438 |     use crate::Bech32;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6003e5e1e334e4e7ff941abe1b8f99ab2fd397abfbecf3f36f59b78b509be7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6003e5e1e334e4e7ff941abe1b8f99ab2fd397abfbecf3f36f59b78b509be7fa", kill_on_drop: false }`
[INFO] [stdout] 6003e5e1e334e4e7ff941abe1b8f99ab2fd397abfbecf3f36f59b78b509be7fa
[INFO] checking bech32-0.10.0-beta against try#8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde for pr-122960
[INFO] extracting crate bech32 0.10.0-beta into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bech32 0.10.0-beta on toolchain 8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bech32 0.10.0-beta
[INFO] finished tweaking crates.io crate bech32 0.10.0-beta
[INFO] tweaked toml for crates.io crate bech32 0.10.0-beta written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "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" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bbf1acb348a9ab50114c704d244a0c378efc758c22304418efc4ea76c4fa049
[INFO] running `Command { std: "docker" "start" "-a" "8bbf1acb348a9ab50114c704d244a0c378efc758c22304418efc4ea76c4fa049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bbf1acb348a9ab50114c704d244a0c378efc758c22304418efc4ea76c4fa049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbf1acb348a9ab50114c704d244a0c378efc758c22304418efc4ea76c4fa049", kill_on_drop: false }`
[INFO] [stdout] 8bbf1acb348a9ab50114c704d244a0c378efc758c22304418efc4ea76c4fa049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8e5ca945edcf8a11e3cd7ac6d9fda930a8832cde" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c824e5b74850a37934dc3baafd0030dae4685de927a4df840315fb153077881a
[INFO] running `Command { std: "docker" "start" "-a" "c824e5b74850a37934dc3baafd0030dae4685de927a4df840315fb153077881a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "c824e5b74850a37934dc3baafd0030dae4685de927a4df840315fb153077881a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c824e5b74850a37934dc3baafd0030dae4685de927a4df840315fb153077881a", kill_on_drop: false }`
[INFO] [stdout] c824e5b74850a37934dc3baafd0030dae4685de927a4df840315fb153077881a