[INFO] fetching crate keytree 0.2.4...
[INFO] testing keytree-0.2.4 against 1.75.0 for beta-1.76-1
[INFO] extracting crate keytree 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate keytree 0.2.4 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keytree 0.2.4
[INFO] finished tweaking crates.io crate keytree 0.2.4
[INFO] tweaked toml for crates.io crate keytree 0.2.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ae07337cf131a3c3b782b8e0a9dd97e6f7dbbcfb082d1e43186d9eee9b0de82
[INFO] running `Command { std: "docker" "start" "-a" "2ae07337cf131a3c3b782b8e0a9dd97e6f7dbbcfb082d1e43186d9eee9b0de82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ae07337cf131a3c3b782b8e0a9dd97e6f7dbbcfb082d1e43186d9eee9b0de82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae07337cf131a3c3b782b8e0a9dd97e6f7dbbcfb082d1e43186d9eee9b0de82", kill_on_drop: false }`
[INFO] [stdout] 2ae07337cf131a3c3b782b8e0a9dd97e6f7dbbcfb082d1e43186d9eee9b0de82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 488d7a382f14343112abf50a82dca9554f8ce089ff94225799b2895dadf1ca99
[INFO] running `Command { std: "docker" "start" "-a" "488d7a382f14343112abf50a82dca9554f8ce089ff94225799b2895dadf1ca99", kill_on_drop: false }`
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "488d7a382f14343112abf50a82dca9554f8ce089ff94225799b2895dadf1ca99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488d7a382f14343112abf50a82dca9554f8ce089ff94225799b2895dadf1ca99", kill_on_drop: false }`
[INFO] [stdout] 488d7a382f14343112abf50a82dca9554f8ce089ff94225799b2895dadf1ca99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a210446ea2c204e050acadc83506fba2e3b0d8a385c2c0ac49ad72876bebb647
[INFO] running `Command { std: "docker" "start" "-a" "a210446ea2c204e050acadc83506fba2e3b0d8a385c2c0ac49ad72876bebb647", kill_on_drop: false }`
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "a210446ea2c204e050acadc83506fba2e3b0d8a385c2c0ac49ad72876bebb647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a210446ea2c204e050acadc83506fba2e3b0d8a385c2c0ac49ad72876bebb647", kill_on_drop: false }`
[INFO] [stdout] a210446ea2c204e050acadc83506fba2e3b0d8a385c2c0ac49ad72876bebb647
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8889f9855d095b1f5496b0a05adeecf31c31c7ee0dcdfd3ae363386833e537b
[INFO] running `Command { std: "docker" "start" "-a" "c8889f9855d095b1f5496b0a05adeecf31c31c7ee0dcdfd3ae363386833e537b", kill_on_drop: false }`
[INFO] [stderr] warning: method `start_key` is never used
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 164 | impl Token {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 366 | impl KeyMap {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 666 | impl KeyLen {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `ch_indent` is never read
[INFO] [stderr]    --> src/parser.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 73  | pub struct BuildVars<'a> {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 109 |     ch_indent:      Option<usize>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `new_line` is never used
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 129 | impl<'a> BuildVars<'a> {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/path.rs:520:9
[INFO] [stderr]     |
[INFO] [stderr] 520 |         &self.s.hash(state);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 520 |         let _ = &self.s.hash(state);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `keytree` (lib) generated 6 warnings
[INFO] [stderr] warning: `keytree` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/keytree-db9f2924ae3f3dbf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-54797bd1009d2d2b)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test non_unique_len ... ok
[INFO] [stdout] test badly_formed_string_3 ... ok
[INFO] [stdout] test badly_formed_string_2 ... ok
[INFO] [stdout] test badly_formed_string_1 ... ok
[INFO] [stdout] test append_to_empty ... ok
[INFO] [stdout] test non_unique_truncate_1 ... ok
[INFO] [stdout] test append_empty_and_unique ... ok
[INFO] [stdout] test non_unique_truncate_2 ... ok
[INFO] [stdout] test nonunique_tail_1 ... ok
[INFO] [stdout] test nonunique_empty_len ... ok
[INFO] [stdout] test nonunique_tail_2 ... ok
[INFO] [stdout] test append_to_empty_and_unique ... ok
[INFO] [stdout] test append_to_non_unique ... ok
[INFO] [stdout] test last_index ... ok
[INFO] [stdout] test non_unique_to_unique ... ok
[INFO] [stdout] test non_unique_equality_names ... ok
[INFO] [stdout] test append_empty_and_nonunique ... ok
[INFO] [stdout] test nonunique_equality_names_2 ... ok
[INFO] [stdout] test parse_whitespace_1 ... ok
[INFO] [stdout] test parse_whitespace_2 ... ok
[INFO] [stdout] test nonunique_equality_names_3 ... ok
[INFO] [stdout] test parse_whitespace_4 ... ok
[INFO] [stdout] test parse_whitespace_3 ... ok
[INFO] [stdout] test non_unique_debug ... ok
[INFO] [stdout] test empty_unique_debug ... ok
[INFO] [stdout] test badly_formed_string_4 ... ok
[INFO] [stdout] test unique_equality_names_2 ... ok
[INFO] [stdout] test unique_equality_indices_2 ... ok
[INFO] [stdout] test unique_remove_2 ... ok
[INFO] [stdout] test unique_equality_names_3 ... ok
[INFO] [stdout] test path_is_empty_1 ... ok
[INFO] [stdout] test same_base_1 ... ok
[INFO] [stdout] test unique_empty_len ... ok
[INFO] [stdout] test set_last_index ... ok
[INFO] [stdout] test unique_equality_names ... ok
[INFO] [stdout] test path_empty ... ok
[INFO] [stdout] test unique_remove_1 ... ok
[INFO] [stdout] test unique_truncate ... ok
[INFO] [stdout] test unique_to_non_unique ... ok
[INFO] [stdout] test unique_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests keytree
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Value (line 214) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 192) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 131) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 191) ... FAILED
[INFO] [stdout] test src/lib.rs - Value (line 213) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Value (line 214) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:214:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_214_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | age:  98
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_214_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_214_0() { SomeStruct {
[INFO] [stdout] 3 | age:  98
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_214_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 192) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:192:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_192_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | age:  98
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_192_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_192_0() { SomeStruct {
[INFO] [stdout] 3 | age:  98
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_192_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 131) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:131:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_131_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_131_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_131_0() { SomeStruct {
[INFO] [stdout] 3 | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_131_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 191) stdout ----
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]  --> src/lib.rs:192:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[INFO] [stdout]   |     ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Value (line 213) stdout ----
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]  --> src/lib.rs:214:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[INFO] [stdout]   |     ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 131)
[INFO] [stdout]     src/lib.rs - Key (line 191)
[INFO] [stdout]     src/lib.rs - Key (line 192)
[INFO] [stdout]     src/lib.rs - Value (line 213)
[INFO] [stdout]     src/lib.rs - Value (line 214)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c8889f9855d095b1f5496b0a05adeecf31c31c7ee0dcdfd3ae363386833e537b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8889f9855d095b1f5496b0a05adeecf31c31c7ee0dcdfd3ae363386833e537b", kill_on_drop: false }`
[INFO] [stdout] c8889f9855d095b1f5496b0a05adeecf31c31c7ee0dcdfd3ae363386833e537b
[INFO] testing keytree-0.2.4 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate keytree 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate keytree 0.2.4 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate keytree 0.2.4
[INFO] finished tweaking crates.io crate keytree 0.2.4
[INFO] tweaked toml for crates.io crate keytree 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbbdc989b8f997607256cc3b3c0be1c8109db6f95bcfba604b1e228187c1d2d8
[INFO] running `Command { std: "docker" "start" "-a" "dbbdc989b8f997607256cc3b3c0be1c8109db6f95bcfba604b1e228187c1d2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbbdc989b8f997607256cc3b3c0be1c8109db6f95bcfba604b1e228187c1d2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbdc989b8f997607256cc3b3c0be1c8109db6f95bcfba604b1e228187c1d2d8", kill_on_drop: false }`
[INFO] [stdout] dbbdc989b8f997607256cc3b3c0be1c8109db6f95bcfba604b1e228187c1d2d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 931b409d45a1054189bc3a25fc0121c73a9bdca350b20df2ee2c085a4ebed4d4
[INFO] running `Command { std: "docker" "start" "-a" "931b409d45a1054189bc3a25fc0121c73a9bdca350b20df2ee2c085a4ebed4d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "931b409d45a1054189bc3a25fc0121c73a9bdca350b20df2ee2c085a4ebed4d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931b409d45a1054189bc3a25fc0121c73a9bdca350b20df2ee2c085a4ebed4d4", kill_on_drop: false }`
[INFO] [stdout] 931b409d45a1054189bc3a25fc0121c73a9bdca350b20df2ee2c085a4ebed4d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd8e59f7dcb32084eca195ebb0432f4f64cf35d100d1bd148c2dbb6854399325
[INFO] running `Command { std: "docker" "start" "-a" "bd8e59f7dcb32084eca195ebb0432f4f64cf35d100d1bd148c2dbb6854399325", kill_on_drop: false }`
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling keytree v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `start_key` is never used
[INFO] [stdout]    --> src/lib.rs:166:8
[INFO] [stdout]     |
[INFO] [stdout] 164 | impl Token {
[INFO] [stdout]     | ---------- method in this implementation
[INFO] [stdout] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stdout] 166 |     fn start_key(&self) -> usize {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:374:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl KeyMap {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/lib.rs:672:8
[INFO] [stdout]     |
[INFO] [stdout] 666 | impl KeyLen {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ch_indent` is never read
[INFO] [stdout]    --> src/parser.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 73  | pub struct BuildVars<'a> {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 109 |     ch_indent:      Option<usize>,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `new_line` is never used
[INFO] [stdout]    --> src/parser.rs:153:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | impl<'a> BuildVars<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/path.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |         &self.s.hash(state);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 520 |         let _ = &self.s.hash(state);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "bd8e59f7dcb32084eca195ebb0432f4f64cf35d100d1bd148c2dbb6854399325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8e59f7dcb32084eca195ebb0432f4f64cf35d100d1bd148c2dbb6854399325", kill_on_drop: false }`
[INFO] [stdout] bd8e59f7dcb32084eca195ebb0432f4f64cf35d100d1bd148c2dbb6854399325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b7a6c5faa8cf87d2eee252a15593806246f95f000ba6df8ecf3bd1be3344d27
[INFO] running `Command { std: "docker" "start" "-a" "5b7a6c5faa8cf87d2eee252a15593806246f95f000ba6df8ecf3bd1be3344d27", kill_on_drop: false }`
[INFO] [stderr] warning: method `start_key` is never used
[INFO] [stderr]    --> src/lib.rs:166:8
[INFO] [stderr]     |
[INFO] [stderr] 164 | impl Token {
[INFO] [stderr]     | ---------- method in this implementation
[INFO] [stderr] 165 |     // Returns the index of the start character of the key in the data string.
[INFO] [stderr] 166 |     fn start_key(&self) -> usize {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/lib.rs:374:8
[INFO] [stderr]     |
[INFO] [stderr] 366 | impl KeyMap {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 374 |     fn get(&self, path: &UniquePath) -> Option<TokenIndex> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]    --> src/lib.rs:672:8
[INFO] [stderr]     |
[INFO] [stderr] 666 | impl KeyLen {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 672 |     fn get(&self, path: &NonUniquePath) -> Option<usize> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `ch_indent` is never read
[INFO] [stderr]    --> src/parser.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 73  | pub struct BuildVars<'a> {
[INFO] [stderr]     |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 109 |     ch_indent:      Option<usize>,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `BuildVars` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `new_line` is never used
[INFO] [stderr]    --> src/parser.rs:153:8
[INFO] [stderr]     |
[INFO] [stderr] 129 | impl<'a> BuildVars<'a> {
[INFO] [stderr]     | ---------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 153 |     fn new_line(&mut self, pos: usize) {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]    --> src/path.rs:520:9
[INFO] [stderr]     |
[INFO] [stderr] 520 |         &self.s.hash(state);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 520 |         let _ = &self.s.hash(state);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `keytree` (lib) generated 6 warnings
[INFO] [stderr] warning: `keytree` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/keytree-2792a0182a3af885)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-f8b98e8d342b3f30)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test badly_formed_string_2 ... ok
[INFO] [stdout] test badly_formed_string_1 ... ok
[INFO] [stdout] test nonunique_empty_len ... ok
[INFO] [stdout] test nonunique_equality_names_2 ... ok
[INFO] [stdout] test nonunique_equality_names_3 ... ok
[INFO] [stdout] test nonunique_tail_1 ... ok
[INFO] [stdout] test nonunique_tail_2 ... ok
[INFO] [stdout] test parse_whitespace_1 ... ok
[INFO] [stdout] test parse_whitespace_2 ... ok
[INFO] [stdout] test parse_whitespace_3 ... ok
[INFO] [stdout] test parse_whitespace_4 ... ok
[INFO] [stdout] test path_empty ... ok
[INFO] [stdout] test path_is_empty_1 ... ok
[INFO] [stdout] test non_unique_truncate_2 ... ok
[INFO] [stdout] test badly_formed_string_3 ... ok
[INFO] [stdout] test append_to_empty_and_unique ... ok
[INFO] [stdout] test same_base_1 ... ok
[INFO] [stdout] test last_index ... ok
[INFO] [stdout] test badly_formed_string_4 ... ok
[INFO] [stdout] test non_unique_debug ... ok
[INFO] [stdout] test empty_unique_debug ... ok
[INFO] [stdout] test append_empty_and_nonunique ... ok
[INFO] [stdout] test non_unique_to_unique ... ok
[INFO] [stdout] test append_to_empty ... ok
[INFO] [stdout] test append_empty_and_unique ... ok
[INFO] [stdout] test non_unique_len ... ok
[INFO] [stdout] test append_to_non_unique ... ok
[INFO] [stdout] test unique_equality_indices_2 ... ok
[INFO] [stdout] test unique_empty_len ... ok
[INFO] [stdout] test non_unique_truncate_1 ... ok
[INFO] [stdout] test unique_debug ... ok
[INFO] [stdout] test non_unique_equality_names ... ok
[INFO] [stdout] test set_last_index ... ok
[INFO] [stdout] test unique_equality_names_3 ... ok
[INFO] [stdout] test unique_equality_names_2 ... ok
[INFO] [stdout] test unique_to_non_unique ... ok
[INFO] [stdout] test unique_remove_2 ... ok
[INFO] [stdout] test unique_equality_names ... ok
[INFO] [stdout] test unique_remove_1 ... ok
[INFO] [stdout] test unique_truncate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests keytree
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 131) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 191) ... FAILED
[INFO] [stdout] test src/lib.rs - Key (line 192) ... FAILED
[INFO] [stdout] test src/lib.rs - Value (line 213) ... FAILED
[INFO] [stdout] test src/lib.rs - Value (line 214) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 131) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:131:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_131_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_131_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_131_0() { SomeStruct {
[INFO] [stdout] 3 | friends:    self.at("hobbit::friends::hobbit"),
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_131_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 191) stdout ----
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]  --> src/lib.rs:192:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[INFO] [stdout]   |     ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Key (line 192) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:192:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_192_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | age:  98
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_192_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_192_0() { SomeStruct {
[INFO] [stdout] 3 | age:  98
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_192_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Value (line 213) stdout ----
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]  --> src/lib.rs:214:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | name: Frodo Baggins
[INFO] [stdout]   |     ^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - Value (line 214) stdout ----
[INFO] [stdout] error: struct literal body without path
[INFO] [stdout]  --> src/lib.rs:214:74
[INFO] [stdout]   |
[INFO] [stdout] 2 |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_214_0() {
[INFO] [stdout]   |  __________________________________________________________________________^
[INFO] [stdout] 3 | | age:  98
[INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_214_0() }
[INFO] [stdout]   | |_^
[INFO] [stdout]   |
[INFO] [stdout] help: you might have forgotten to add the struct literal inside the block
[INFO] [stdout]   |
[INFO] [stdout] 2 ~ fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_214_0() { SomeStruct {
[INFO] [stdout] 3 | age:  98
[INFO] [stdout] 4 ~ } } _doctest_main_src_lib_rs_214_0() }
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 131)
[INFO] [stdout]     src/lib.rs - Key (line 191)
[INFO] [stdout]     src/lib.rs - Key (line 192)
[INFO] [stdout]     src/lib.rs - Value (line 213)
[INFO] [stdout]     src/lib.rs - Value (line 214)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b7a6c5faa8cf87d2eee252a15593806246f95f000ba6df8ecf3bd1be3344d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7a6c5faa8cf87d2eee252a15593806246f95f000ba6df8ecf3bd1be3344d27", kill_on_drop: false }`
[INFO] [stdout] 5b7a6c5faa8cf87d2eee252a15593806246f95f000ba6df8ecf3bd1be3344d27
