[INFO] fetching crate rucline 0.4.0...
[INFO] checking rucline-0.4.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate rucline 0.4.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate rucline 0.4.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rucline 0.4.0
[INFO] finished tweaking crates.io crate rucline 0.4.0
[INFO] tweaked toml for crates.io crate rucline 0.4.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate rucline 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quit v1.1.2
[INFO] [stderr]   Downloaded quit_macros v1.1.2
[INFO] [stderr]   Downloaded pwner v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ab6c897c17e3c0de5e72da546a374c1c166570a8530466f27b6c0b61d8f0a45
[INFO] running `Command { std: "docker" "start" "-a" "4ab6c897c17e3c0de5e72da546a374c1c166570a8530466f27b6c0b61d8f0a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ab6c897c17e3c0de5e72da546a374c1c166570a8530466f27b6c0b61d8f0a45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ab6c897c17e3c0de5e72da546a374c1c166570a8530466f27b6c0b61d8f0a45", kill_on_drop: false }`
[INFO] [stdout] 4ab6c897c17e3c0de5e72da546a374c1c166570a8530466f27b6c0b61d8f0a45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 086d5e375647af519bbae883a16b0646c139cd6842e9e507c291c53594ec57c7
[INFO] running `Command { std: "docker" "start" "-a" "086d5e375647af519bbae883a16b0646c139cd6842e9e507c291c53594ec57c7", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   libc v0.2.79: extra_traits
[INFO] [stderr] 
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling quit_macros v1.1.2
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking instant v0.1.7
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking quit v1.1.2
[INFO] [stderr]     Checking mio v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking signal-hook v0.1.15
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking crossterm v0.18.0
[INFO] [stderr]     Checking rucline v0.4.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking pwner v0.1.3
[INFO] [stderr]    Migrating examples/multiple.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/custom_action.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/simple_override.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/cat_wrapper.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/simple.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rucline v0.4.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.02s
[INFO] running `Command { std: "docker" "inspect" "086d5e375647af519bbae883a16b0646c139cd6842e9e507c291c53594ec57c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086d5e375647af519bbae883a16b0646c139cd6842e9e507c291c53594ec57c7", kill_on_drop: false }`
[INFO] [stdout] 086d5e375647af519bbae883a16b0646c139cd6842e9e507c291c53594ec57c7