[INFO] cloning repository https://github.com/danielementary/rgzip [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielementary/rgzip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielementary%2Frgzip", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielementary%2Frgzip'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ea855d52e73065c0fa474d6b1b07127c245debbb [INFO] checking danielementary/rgzip against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielementary%2Frgzip" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/danielementary/rgzip on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/danielementary/rgzip [INFO] finished tweaking git repo https://github.com/danielementary/rgzip [INFO] tweaked toml for git repo https://github.com/danielementary/rgzip written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/danielementary/rgzip already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4905516da293983dd9be41d87ad734a4ae9750160992791b4af902b979b6e898 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4905516da293983dd9be41d87ad734a4ae9750160992791b4af902b979b6e898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4905516da293983dd9be41d87ad734a4ae9750160992791b4af902b979b6e898", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4905516da293983dd9be41d87ad734a4ae9750160992791b4af902b979b6e898", kill_on_drop: false }` [INFO] [stdout] 4905516da293983dd9be41d87ad734a4ae9750160992791b4af902b979b6e898 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f591bc4d624463309ba454cd53045e083eb7eaf79da73fc760220016246201a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3f591bc4d624463309ba454cd53045e083eb7eaf79da73fc760220016246201a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rgzip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `SymbolLengthPair` [INFO] [stdout] --> src/lib.rs:71:8 [INFO] [stdout] | [INFO] [stdout] 71 | struct SymbolLengthPair { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `SymbolWeightPair` [INFO] [stdout] --> src/lib.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | struct SymbolWeightPair { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `HuffmanTree` [INFO] [stdout] --> src/lib.rs:81:8 [INFO] [stdout] | [INFO] [stdout] 81 | struct HuffmanTree { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `HuffmanLUT` [INFO] [stdout] --> src/lib.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | struct HuffmanLUT { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Inode` [INFO] [stdout] --> src/lib.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | Inode(Inode), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lnode` [INFO] [stdout] --> src/lib.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | Lnode(Lnode), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Zero` [INFO] [stdout] --> src/lib.rs:135:5 [INFO] [stdout] | [INFO] [stdout] 135 | Zero, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `One` [INFO] [stdout] --> src/lib.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | One, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `Bits` [INFO] [stdout] --> src/lib.rs:139:1 [INFO] [stdout] | [INFO] [stdout] 139 | type Bits = VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Decode` [INFO] [stdout] --> src/lib.rs:142:8 [INFO] [stdout] | [INFO] [stdout] 142 | struct Decode<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_huffman_tree` [INFO] [stdout] --> src/lib.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | fn build_huffman_tree(symbol_weight_pairs: Vec) -> HuffmanTree { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decode` [INFO] [stdout] --> src/lib.rs:192:8 [INFO] [stdout] | [INFO] [stdout] 192 | fn decode<'a>(&self, bits: &'a mut Bits) -> Decode<'a> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_symbol_length_pairs_helper` [INFO] [stdout] --> src/lib.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | fn build_symbol_length_pairs_helper(&self, length: i32, result: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_symbol_length_pairs` [INFO] [stdout] --> src/lib.rs:233:8 [INFO] [stdout] | [INFO] [stdout] 233 | fn build_symbol_length_pairs(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_lengths_counts` [INFO] [stdout] --> src/lib.rs:243:8 [INFO] [stdout] | [INFO] [stdout] 243 | fn build_lengths_counts(symbol_length_pairs: &Vec) -> BTreeMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_lengths_codes` [INFO] [stdout] --> src/lib.rs:257:8 [INFO] [stdout] | [INFO] [stdout] 257 | fn build_lengths_codes(lengths_counts: &BTreeMap) -> BTreeMap { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_lookup_table` [INFO] [stdout] --> src/lib.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 272 | fn build_lookup_table( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `build_huffman_tree` [INFO] [stdout] --> src/lib.rs:299:8 [INFO] [stdout] | [INFO] [stdout] 299 | fn build_huffman_tree(symbol_length_pairs: Vec) -> HuffmanLUT { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `iNode` should have a snake case name [INFO] [stdout] --> src/lib.rs:187:32 [INFO] [stdout] | [INFO] [stdout] 187 | HuffmanNode::Inode(iNode) => iNode.cached_weight, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `i_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `lNode` should have a snake case name [INFO] [stdout] --> src/lib.rs:188:32 [INFO] [stdout] | [INFO] [stdout] 188 | HuffmanNode::Lnode(lNode) => lNode.weight, [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `l_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0560]: struct `Inode` has no field named `height` [INFO] [stdout] --> src/lib.rs:430:13 [INFO] [stdout] | [INFO] [stdout] 430 | height: 1, [INFO] [stdout] | ^^^^^^ `Inode` does not have this field [INFO] [stdout] | [INFO] [stdout] = note: available fields are: `left_child`, `right_child`, `cached_weight` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0560`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rgzip` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3f591bc4d624463309ba454cd53045e083eb7eaf79da73fc760220016246201a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f591bc4d624463309ba454cd53045e083eb7eaf79da73fc760220016246201a", kill_on_drop: false }` [INFO] [stdout] 3f591bc4d624463309ba454cd53045e083eb7eaf79da73fc760220016246201a