[INFO] cloning repository https://github.com/anphlax/naive-ciphers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anphlax/naive-ciphers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanphlax%2Fnaive-ciphers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanphlax%2Fnaive-ciphers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f85ab19b68742634bdd2300a182d752d6c91c975
[INFO] checking anphlax/naive-ciphers against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanphlax%2Fnaive-ciphers" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/anphlax/naive-ciphers
[INFO] finished tweaking git repo https://github.com/anphlax/naive-ciphers
[INFO] tweaked toml for git repo https://github.com/anphlax/naive-ciphers written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/anphlax/naive-ciphers on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/anphlax/naive-ciphers 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" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a3c5267fcd0c6024ad2beac8dd40cdd7c31fb7c1258e3e8d7aa1c59d4b69fee
[INFO] running `Command { std: "docker" "start" "-a" "3a3c5267fcd0c6024ad2beac8dd40cdd7c31fb7c1258e3e8d7aa1c59d4b69fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a3c5267fcd0c6024ad2beac8dd40cdd7c31fb7c1258e3e8d7aa1c59d4b69fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c5267fcd0c6024ad2beac8dd40cdd7c31fb7c1258e3e8d7aa1c59d4b69fee", kill_on_drop: false }`
[INFO] [stdout] 3a3c5267fcd0c6024ad2beac8dd40cdd7c31fb7c1258e3e8d7aa1c59d4b69fee
[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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76cf23a8e888ab4653e6e9cee570dacd0f21a7ac4738ba68d57fb821dfbca462
[INFO] running `Command { std: "docker" "start" "-a" "76cf23a8e888ab4653e6e9cee570dacd0f21a7ac4738ba68d57fb821dfbca462", kill_on_drop: false }`
[INFO] [stderr]     Checking naive-caesar-atbash-ciphers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num_traits::cast::ToPrimitive`
[INFO] [stdout]  --> src/text_encode/binary_encode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::cast::ToPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/text_encode/binary_encode.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/text_encode/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num_traits::cast::ToPrimitive`
[INFO] [stdout]  --> src/text_encode/binary_encode.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num_traits::cast::ToPrimitive;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/text_encode/binary_encode.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `caesar_encrypt` is never used
[INFO] [stdout]  --> src/caeser.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn caesar_encrypt(text: &str, shift: u8) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `caesar_decrypt` is never used
[INFO] [stdout]   --> src/caeser.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn caesar_decrypt(text: &str, shift: u8) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `atbash_cipher` is never used
[INFO] [stdout]  --> src/atbash.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn atbash_cipher(text:&str) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "76cf23a8e888ab4653e6e9cee570dacd0f21a7ac4738ba68d57fb821dfbca462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76cf23a8e888ab4653e6e9cee570dacd0f21a7ac4738ba68d57fb821dfbca462", kill_on_drop: false }`
[INFO] [stdout] 76cf23a8e888ab4653e6e9cee570dacd0f21a7ac4738ba68d57fb821dfbca462