[INFO] cloning repository https://github.com/TimoFreiberg/cryptopals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TimoFreiberg/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimoFreiberg%2Fcryptopals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimoFreiberg%2Fcryptopals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f75245922addd7ec81424b5582c7ed18c50f1da8 [INFO] checking TimoFreiberg/cryptopals against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimoFreiberg%2Fcryptopals" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TimoFreiberg/cryptopals [INFO] finished tweaking git repo https://github.com/TimoFreiberg/cryptopals [INFO] tweaked toml for git repo https://github.com/TimoFreiberg/cryptopals written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TimoFreiberg/cryptopals on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TimoFreiberg/cryptopals 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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 [ERROR] error running command: no output for 300 seconds [INFO] checking TimoFreiberg/cryptopals against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTimoFreiberg%2Fcryptopals" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/TimoFreiberg/cryptopals [INFO] finished tweaking git repo https://github.com/TimoFreiberg/cryptopals [INFO] tweaked toml for git repo https://github.com/TimoFreiberg/cryptopals written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/TimoFreiberg/cryptopals on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/TimoFreiberg/cryptopals 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbdeebba79d1ca2dd562f82586f660ae955b1c26f82185c5d5eb04a7158d1516 [INFO] running `Command { std: "docker" "start" "-a" "fbdeebba79d1ca2dd562f82586f660ae955b1c26f82185c5d5eb04a7158d1516", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbdeebba79d1ca2dd562f82586f660ae955b1c26f82185c5d5eb04a7158d1516", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbdeebba79d1ca2dd562f82586f660ae955b1c26f82185c5d5eb04a7158d1516", kill_on_drop: false }` [INFO] [stdout] fbdeebba79d1ca2dd562f82586f660ae955b1c26f82185c5d5eb04a7158d1516 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3960f0d3e33a860b431c18a66e87396465b2934f2b2fdf697b9571e7b9e2fa75 [INFO] running `Command { std: "docker" "start" "-a" "3960f0d3e33a860b431c18a66e87396465b2934f2b2fdf697b9571e7b9e2fa75", kill_on_drop: false }` [INFO] [stderr] Checking cryptopals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Base64` is never constructed [INFO] [stdout] --> src/lib.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Base64(Vec); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InvalidU8ForBase64` is never constructed [INFO] [stdout] --> src/lib.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct InvalidU8ForBase64(u8); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `u8_to_base64` is never used [INFO] [stdout] --> src/lib.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn u8_to_base64(it: u8) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Hex` is never constructed [INFO] [stdout] --> src/lib.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct Hex(Vec); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `xor` and `to_ascii` are never used [INFO] [stdout] --> src/lib.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 56 | impl Hex { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 57 | pub fn xor(&mut self, key: &[u8]) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn to_ascii(&self) -> Result<&str, Utf8Error> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `InvalidHex` is never used [INFO] [stdout] --> src/lib.rs:86:6 [INFO] [stdout] | [INFO] [stdout] 86 | enum InvalidHex { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InvalidBase64` is never constructed [INFO] [stdout] --> src/lib.rs:112:8 [INFO] [stdout] | [INFO] [stdout] 112 | struct InvalidBase64; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `char_score` is never used [INFO] [stdout] --> src/lib.rs:125:4 [INFO] [stdout] | [INFO] [stdout] 125 | fn char_score(s: &str) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_cypher` is never used [INFO] [stdout] --> src/lib.rs:156:4 [INFO] [stdout] | [INFO] [stdout] 156 | fn find_cypher(hex: &Hex) -> Option<(u8, u32, Hex)> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | struct InvalidU8ForBase64(u8); [INFO] [stdout] | ------------------ ^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `InvalidU8ForBase64` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:87:16 [INFO] [stdout] | [INFO] [stdout] 87 | ParseError(ParseIntError), [INFO] [stdout] | ---------- ^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `InvalidHex` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 87 - ParseError(ParseIntError), [INFO] [stdout] 87 + ParseError(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "3960f0d3e33a860b431c18a66e87396465b2934f2b2fdf697b9571e7b9e2fa75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3960f0d3e33a860b431c18a66e87396465b2934f2b2fdf697b9571e7b9e2fa75", kill_on_drop: false }` [INFO] [stdout] 3960f0d3e33a860b431c18a66e87396465b2934f2b2fdf697b9571e7b9e2fa75