[INFO] cloning repository https://github.com/BrysonSmith15/Huffman-Encoding-Tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrysonSmith15/Huffman-Encoding-Tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrysonSmith15%2FHuffman-Encoding-Tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrysonSmith15%2FHuffman-Encoding-Tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 684e7ff2b36f5045a757584ba4df13ca18c5b70c [INFO] checking BrysonSmith15/Huffman-Encoding-Tree/684e7ff2b36f5045a757584ba4df13ca18c5b70c against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrysonSmith15%2FHuffman-Encoding-Tree" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] [stderr] Updating files: 71% (906/1269) Updating files: 72% (914/1269) Updating files: 73% (927/1269) Updating files: 74% (940/1269) Updating files: 75% (952/1269) Updating files: 76% (965/1269) Updating files: 77% (978/1269) Updating files: 78% (990/1269) Updating files: 79% (1003/1269) Updating files: 80% (1016/1269) Updating files: 81% (1028/1269) Updating files: 82% (1041/1269) Updating files: 83% (1054/1269) Updating files: 84% (1066/1269) Updating files: 85% (1079/1269) Updating files: 86% (1092/1269) Updating files: 87% (1105/1269) Updating files: 88% (1117/1269) Updating files: 89% (1130/1269) Updating files: 90% (1143/1269) Updating files: 91% (1155/1269) Updating files: 92% (1168/1269) Updating files: 93% (1181/1269) Updating files: 94% (1193/1269) Updating files: 95% (1206/1269) Updating files: 96% (1219/1269) Updating files: 97% (1231/1269) Updating files: 98% (1244/1269) Updating files: 99% (1257/1269) Updating files: 100% (1269/1269) Updating files: 100% (1269/1269), done. [INFO] validating manifest of git repo https://github.com/BrysonSmith15/Huffman-Encoding-Tree on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BrysonSmith15/Huffman-Encoding-Tree [INFO] finished tweaking git repo https://github.com/BrysonSmith15/Huffman-Encoding-Tree [INFO] tweaked toml for git repo https://github.com/BrysonSmith15/Huffman-Encoding-Tree written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BrysonSmith15/Huffman-Encoding-Tree 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" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb043b799e67d4f78ef067fa85de64c74d105c39b3acfb35c3b67e2cbba797fa [INFO] running `Command { std: "docker" "start" "-a" "eb043b799e67d4f78ef067fa85de64c74d105c39b3acfb35c3b67e2cbba797fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb043b799e67d4f78ef067fa85de64c74d105c39b3acfb35c3b67e2cbba797fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb043b799e67d4f78ef067fa85de64c74d105c39b3acfb35c3b67e2cbba797fa", kill_on_drop: false }` [INFO] [stdout] eb043b799e67d4f78ef067fa85de64c74d105c39b3acfb35c3b67e2cbba797fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88a405e876f9a8ea84e3b4f6fe1a5130276a527ed4c2b422c004d1db9ef4c6eb [INFO] running `Command { std: "docker" "start" "-a" "88a405e876f9a8ea84e3b4f6fe1a5130276a527ed4c2b422c004d1db9ef4c6eb", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Checking huffman v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `decode` and `vu8_to_bitvec` are never used [INFO] [stdout] --> src/huffman_tree.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl HuffmanTree { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn decode(&self, mut encoded: Vec) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 153 | pub fn vu8_to_bitvec(&self, encoded: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `decode` and `vu8_to_bitvec` are never used [INFO] [stdout] --> src/huffman_tree.rs:113:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl HuffmanTree { [INFO] [stdout] | ---------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn decode(&self, mut encoded: Vec) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 153 | pub fn vu8_to_bitvec(&self, encoded: Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.93s [INFO] running `Command { std: "docker" "inspect" "88a405e876f9a8ea84e3b4f6fe1a5130276a527ed4c2b422c004d1db9ef4c6eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88a405e876f9a8ea84e3b4f6fe1a5130276a527ed4c2b422c004d1db9ef4c6eb", kill_on_drop: false }` [INFO] [stdout] 88a405e876f9a8ea84e3b4f6fe1a5130276a527ed4c2b422c004d1db9ef4c6eb