[INFO] cloning repository https://github.com/ahaf82/feistel_shift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ahaf82/feistel_shift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaf82%2Ffeistel_shift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaf82%2Ffeistel_shift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94fc3ac86a5f87ff10bcb0d1b9919fd64ddd5496
[INFO] checking ahaf82/feistel_shift against try#44e31dee3cf6f37b4f652572897bb0eb25c477ee for pr-139763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaf82%2Ffeistel_shift" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ahaf82/feistel_shift on toolchain 44e31dee3cf6f37b4f652572897bb0eb25c477ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ahaf82/feistel_shift
[INFO] finished tweaking git repo https://github.com/ahaf82/feistel_shift
[INFO] tweaked toml for git repo https://github.com/ahaf82/feistel_shift written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ahaf82/feistel_shift 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" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "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 dialog v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38ea719237a909b0d28935a3352093aaa4f2139e883f3d556a396d67e3a1a861
[INFO] running `Command { std: "docker" "start" "-a" "38ea719237a909b0d28935a3352093aaa4f2139e883f3d556a396d67e3a1a861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38ea719237a909b0d28935a3352093aaa4f2139e883f3d556a396d67e3a1a861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ea719237a909b0d28935a3352093aaa4f2139e883f3d556a396d67e3a1a861", kill_on_drop: false }`
[INFO] [stdout] 38ea719237a909b0d28935a3352093aaa4f2139e883f3d556a396d67e3a1a861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+44e31dee3cf6f37b4f652572897bb0eb25c477ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ededa4fc63e4834bb5fa5270455ffca90ba760e70b3a0feab057993c320ecc0
[INFO] running `Command { std: "docker" "start" "-a" "4ededa4fc63e4834bb5fa5270455ffca90ba760e70b3a0feab057993c320ecc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking rpassword v2.1.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking dialog v0.3.0
[INFO] [stderr]     Checking feistel_shift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_shift_direction` is never used
[INFO] [stdout]   --> src/lib.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn get_shift_direction(prompt: &str) -> Direction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `feistel_round` is never used
[INFO] [stdout]    --> src/lib.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn feistel_round(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_shift_direction` is never used
[INFO] [stdout]   --> src/lib.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn get_shift_direction(prompt: &str) -> Direction {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `feistel_round` is never used
[INFO] [stdout]    --> src/lib.rs:119:4
[INFO] [stdout]     |
[INFO] [stdout] 119 | fn feistel_round(
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_left_side` is never used
[INFO] [stdout]    --> src/lib.rs:168:4
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn get_left_side(input: &str) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "4ededa4fc63e4834bb5fa5270455ffca90ba760e70b3a0feab057993c320ecc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ededa4fc63e4834bb5fa5270455ffca90ba760e70b3a0feab057993c320ecc0", kill_on_drop: false }`
[INFO] [stdout] 4ededa4fc63e4834bb5fa5270455ffca90ba760e70b3a0feab057993c320ecc0