[INFO] cloning repository https://github.com/frgmt0/engr6-final
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frgmt0/engr6-final" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrgmt0%2Fengr6-final", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrgmt0%2Fengr6-final'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17559b293f9899635b62bcfb2267f338fc28b733
[INFO] checking frgmt0/engr6-final against try#da0275e101cdc809ce291ed8b64d6f82c6b65467 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrgmt0%2Fengr6-final" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frgmt0/engr6-final on toolchain da0275e101cdc809ce291ed8b64d6f82c6b65467
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frgmt0/engr6-final
[INFO] finished tweaking git repo https://github.com/frgmt0/engr6-final
[INFO] tweaked toml for git repo https://github.com/frgmt0/engr6-final written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/frgmt0/engr6-final already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5a5b7a347cac7f7a1c95d101c1148e1b29e85237338c0e6b47b75b61f2e4a5f
[INFO] running `Command { std: "docker" "start" "-a" "d5a5b7a347cac7f7a1c95d101c1148e1b29e85237338c0e6b47b75b61f2e4a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5a5b7a347cac7f7a1c95d101c1148e1b29e85237338c0e6b47b75b61f2e4a5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a5b7a347cac7f7a1c95d101c1148e1b29e85237338c0e6b47b75b61f2e4a5f", kill_on_drop: false }`
[INFO] [stdout] d5a5b7a347cac7f7a1c95d101c1148e1b29e85237338c0e6b47b75b61f2e4a5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+da0275e101cdc809ce291ed8b64d6f82c6b65467" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3fc5c42d22fe64b41a2005983f1f830491c4bf675a82b4f2a167edbe1f4cf6b
[INFO] running `Command { std: "docker" "start" "-a" "c3fc5c42d22fe64b41a2005983f1f830491c4bf675a82b4f2a167edbe1f4cf6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ruststf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::io::BufRead; // For buffered reading, makes input faster
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_line` is never used
[INFO] [stdout]    --> src/main.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn read_line(prompt: &str) -> io::Result<String> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use std::io::BufRead; // For buffered reading, makes input faster
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_line` is never used
[INFO] [stdout]    --> src/main.rs:149:4
[INFO] [stdout]     |
[INFO] [stdout] 149 | fn read_line(prompt: &str) -> io::Result<String> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.42s
[INFO] running `Command { std: "docker" "inspect" "c3fc5c42d22fe64b41a2005983f1f830491c4bf675a82b4f2a167edbe1f4cf6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fc5c42d22fe64b41a2005983f1f830491c4bf675a82b4f2a167edbe1f4cf6b", kill_on_drop: false }`
[INFO] [stdout] c3fc5c42d22fe64b41a2005983f1f830491c4bf675a82b4f2a167edbe1f4cf6b