[INFO] cloning repository https://github.com/selenologist/autovaporwave
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/selenologist/autovaporwave" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselenologist%2Fautovaporwave", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselenologist%2Fautovaporwave'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9433be2f83e4491cfbea093b0c39009989c00ad6
[INFO] testing selenologist/autovaporwave against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fselenologist%2Fautovaporwave" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/selenologist/autovaporwave on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/selenologist/autovaporwave
[INFO] finished tweaking git repo https://github.com/selenologist/autovaporwave
[INFO] tweaked toml for git repo https://github.com/selenologist/autovaporwave written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/selenologist/autovaporwave already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d13267b49535da43ee19f0b5b693766a0aee8bfb48b7b70841cd216f2421f4b8
[INFO] running `Command { std: "docker" "start" "-a" "d13267b49535da43ee19f0b5b693766a0aee8bfb48b7b70841cd216f2421f4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d13267b49535da43ee19f0b5b693766a0aee8bfb48b7b70841cd216f2421f4b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13267b49535da43ee19f0b5b693766a0aee8bfb48b7b70841cd216f2421f4b8", kill_on_drop: false }`
[INFO] [stdout] d13267b49535da43ee19f0b5b693766a0aee8bfb48b7b70841cd216f2421f4b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d8896c877b81e399f5e0899006108c640cd2c587a38c932be7c8a8110eaf881
[INFO] running `Command { std: "docker" "start" "-a" "2d8896c877b81e399f5e0899006108c640cd2c587a38c932be7c8a8110eaf881", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autovaporwave v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/main.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, Write, Read};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `chars` found for struct `Stdin` in the current scope
[INFO] [stdout]   --> src/main.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     for input in io::stdin().chars(){
[INFO] [stdout]    |                              ^^^^^ method not found in `Stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `autovaporwave` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2d8896c877b81e399f5e0899006108c640cd2c587a38c932be7c8a8110eaf881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d8896c877b81e399f5e0899006108c640cd2c587a38c932be7c8a8110eaf881", kill_on_drop: false }`
[INFO] [stdout] 2d8896c877b81e399f5e0899006108c640cd2c587a38c932be7c8a8110eaf881