[INFO] cloning repository https://github.com/airfork/Storytime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/airfork/Storytime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 383b7f4c8d2828efe7feb1b6689536176d6b578d
[INFO] checking airfork/Storytime against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/airfork/Storytime 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 git repo https://github.com/airfork/Storytime
[INFO] finished tweaking git repo https://github.com/airfork/Storytime
[INFO] tweaked toml for git repo https://github.com/airfork/Storytime written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] crate git repo https://github.com/airfork/Storytime 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] 5910d275ce4a2cc7ad678268136e9cc390a6833d651e900928713205b9dee150
[INFO] running `Command { std: "docker" "start" "-a" "5910d275ce4a2cc7ad678268136e9cc390a6833d651e900928713205b9dee150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5910d275ce4a2cc7ad678268136e9cc390a6833d651e900928713205b9dee150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5910d275ce4a2cc7ad678268136e9cc390a6833d651e900928713205b9dee150", kill_on_drop: false }`
[INFO] [stdout] 5910d275ce4a2cc7ad678268136e9cc390a6833d651e900928713205b9dee150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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] c16ca37a6cb2a42a5412c093ed27eaf48b42bdcea795826e1020363ed4d9edcd
[INFO] running `Command { std: "docker" "start" "-a" "c16ca37a6cb2a42a5412c093ed27eaf48b42bdcea795826e1020363ed4d9edcd", 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]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]     Checking storytime v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stdout] warning: struct is never constructed: `BufReader`
[INFO] [stdout]   --> src/main.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct BufReader {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn open(path: impl AsRef<std::path::Path>) -> io::Result<Self> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_line`
[INFO] [stdout]   --> src/main.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub fn read_line<'buf>(
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/main.rs (2 fixes)
[INFO] [stdout] warning: struct is never constructed: `BufReader`
[INFO] [stdout]   --> src/main.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct BufReader {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn open(path: impl AsRef<std::path::Path>) -> io::Result<Self> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_line`
[INFO] [stdout]   --> src/main.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub fn read_line<'buf>(
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.67s
[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 storytime v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: struct is never constructed: `BufReader`
[INFO] [stdout]   --> src/main.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct BufReader {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `BufReader`
[INFO] [stdout]   --> src/main.rs:36:16
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub struct BufReader {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn open(path: impl AsRef<std::path::Path>) -> io::Result<Self> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_line`
[INFO] [stdout]   --> src/main.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub fn read_line<'buf>(
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `open`
[INFO] [stdout]   --> src/main.rs:41:16
[INFO] [stdout]    |
[INFO] [stdout] 41 |         pub fn open(path: impl AsRef<std::path::Path>) -> io::Result<Self> {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_line`
[INFO] [stdout]   --> src/main.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |         pub fn read_line<'buf>(
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.53s
[INFO] running `Command { std: "docker" "inspect" "c16ca37a6cb2a42a5412c093ed27eaf48b42bdcea795826e1020363ed4d9edcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c16ca37a6cb2a42a5412c093ed27eaf48b42bdcea795826e1020363ed4d9edcd", kill_on_drop: false }`
[INFO] [stdout] c16ca37a6cb2a42a5412c093ed27eaf48b42bdcea795826e1020363ed4d9edcd