[INFO] fetching crate zorro 0.0.1...
[INFO] checking zorro-0.0.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate zorro 0.0.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate zorro 0.0.1 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 zorro 0.0.1
[INFO] finished tweaking crates.io crate zorro 0.0.1
[INFO] tweaked toml for crates.io crate zorro 0.0.1 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 7da7eab9eb1944b8b15d5bbd6ed9dc1fd0b9381950549d2f704957e6ff399f8c
[INFO] running `Command { std: "docker" "start" "-a" "7da7eab9eb1944b8b15d5bbd6ed9dc1fd0b9381950549d2f704957e6ff399f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7da7eab9eb1944b8b15d5bbd6ed9dc1fd0b9381950549d2f704957e6ff399f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da7eab9eb1944b8b15d5bbd6ed9dc1fd0b9381950549d2f704957e6ff399f8c", kill_on_drop: false }`
[INFO] [stdout] 7da7eab9eb1944b8b15d5bbd6ed9dc1fd0b9381950549d2f704957e6ff399f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] b471ca993875497a28f47a51a2f950398360a8968a0df10ec15cf1727ea4efd2
[INFO] running `Command { std: "docker" "start" "-a" "b471ca993875497a28f47a51a2f950398360a8968a0df10ec15cf1727ea4efd2", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking zorro v0.0.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stdout] warning: function is never used: `get_file_as_byte_vec`
[INFO] [stdout]    --> src/lib.rs:296:4
[INFO] [stdout]     |
[INFO] [stdout] 296 | fn get_file_as_byte_vec(filename: &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking zorro v0.0.1 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `get_file_as_byte_vec`
[INFO] [stdout]    --> src/lib.rs:296:4
[INFO] [stdout]     |
[INFO] [stdout] 296 | fn get_file_as_byte_vec(filename: &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "b471ca993875497a28f47a51a2f950398360a8968a0df10ec15cf1727ea4efd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b471ca993875497a28f47a51a2f950398360a8968a0df10ec15cf1727ea4efd2", kill_on_drop: false }`
[INFO] [stdout] b471ca993875497a28f47a51a2f950398360a8968a0df10ec15cf1727ea4efd2