[INFO] cloning repository https://github.com/paulgb/crossword-composer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulgb/crossword-composer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulgb%2Fcrossword-composer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulgb%2Fcrossword-composer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 912c5eec86f88fa9fe9cd8a26562e47b35855c5e
[INFO] testing paulgb/crossword-composer against 1.85.0 for beta-1.86-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulgb%2Fcrossword-composer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulgb/crossword-composer on toolchain 1.85.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.85.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulgb/crossword-composer
[INFO] finished tweaking git repo https://github.com/paulgb/crossword-composer
[INFO] tweaked toml for git repo https://github.com/paulgb/crossword-composer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/paulgb/crossword-composer 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" "+1.85.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.60
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded js-sys v0.3.37
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.60
[INFO] [stderr]   Downloaded bumpalo v3.2.1
[INFO] [stderr]   Downloaded web-sys v0.3.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 171d4aaf81edd6245a0f32467eb3a2806ac15c468d0dc1d45ea027154dfe1fa8
[INFO] running `Command { std: "docker" "start" "-a" "171d4aaf81edd6245a0f32467eb3a2806ac15c468d0dc1d45ea027154dfe1fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "171d4aaf81edd6245a0f32467eb3a2806ac15c468d0dc1d45ea027154dfe1fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "171d4aaf81edd6245a0f32467eb3a2806ac15c468d0dc1d45ea027154dfe1fa8", kill_on_drop: false }`
[INFO] [stdout] 171d4aaf81edd6245a0f32467eb3a2806ac15c468d0dc1d45ea027154dfe1fa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e08b3ad2645c762d029248671d239aad207fa66f0c1ad26c42bad8abdd3a014b
[INFO] running `Command { std: "docker" "start" "-a" "e08b3ad2645c762d029248671d239aad207fa66f0c1ad26c42bad8abdd3a014b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.2.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.60
[INFO] [stderr]    Compiling js-sys v0.3.37
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.37
[INFO] [stderr]    Compiling crossword v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stdout]   --> src/index.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stdout]   --> src/index.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.60
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "e08b3ad2645c762d029248671d239aad207fa66f0c1ad26c42bad8abdd3a014b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08b3ad2645c762d029248671d239aad207fa66f0c1ad26c42bad8abdd3a014b", kill_on_drop: false }`
[INFO] [stdout] e08b3ad2645c762d029248671d239aad207fa66f0c1ad26c42bad8abdd3a014b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f377436449a7b7487a07ac98c75e8f83b8d20f2a8c1f3d1d81b2e3f6f42be17
[INFO] running `Command { std: "docker" "start" "-a" "8f377436449a7b7487a07ac98c75e8f83b8d20f2a8c1f3d1d81b2e3f6f42be17", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossword v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stdout]   --> src/index.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stdout]   --> src/index.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stdout]   --> src/index.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Index {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.60
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "8f377436449a7b7487a07ac98c75e8f83b8d20f2a8c1f3d1d81b2e3f6f42be17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f377436449a7b7487a07ac98c75e8f83b8d20f2a8c1f3d1d81b2e3f6f42be17", kill_on_drop: false }`
[INFO] [stdout] 8f377436449a7b7487a07ac98c75e8f83b8d20f2a8c1f3d1d81b2e3f6f42be17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+1.85.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8860852cc2d74edcc4efa384b14cf353781a61ee1748bfa74e1057d126e107fc
[INFO] running `Command { std: "docker" "start" "-a" "8860852cc2d74edcc4efa384b14cf353781a61ee1748bfa74e1057d126e107fc", kill_on_drop: false }`
[INFO] [stderr] warning: fields `word_length`, `known_letters`, and `unknown_letters` are never read
[INFO] [stderr]   --> src/index.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Index {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 9  |     word_length: usize,              // Length of words that make up this index.
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 10 |     pub known_letters: Vec<usize>,   // Indices of letters known at the step when the index is used.
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 11 |     pub unknown_letters: Vec<usize>, // Indices of letters *not* known at the step when the index is used.
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Index` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crossword` (lib) generated 1 warning
[INFO] [stderr] warning: `crossword` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: `crossword` (bin "crossword" test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.60
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crossword-f000630498beb697)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test index::tests::test_no_known_letter_index ... ok
[INFO] [stdout] test index::tests::test_one_known_letter_index ... ok
[INFO] [stdout] test index::tests::test_two_known_letter_index ... ok
[INFO] [stdout] test dictionary::tests::test_dict ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/crossword-b0e8821f7fc5a12d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test index::tests::test_no_known_letter_index ... ok
[INFO] [stdout] test index::tests::test_one_known_letter_index ... ok
[INFO] [stdout] test index::tests::test_two_known_letter_index ... ok
[INFO] [stdout] test dictionary::tests::test_dict ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests crossword
[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] running `Command { std: "docker" "inspect" "8860852cc2d74edcc4efa384b14cf353781a61ee1748bfa74e1057d126e107fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8860852cc2d74edcc4efa384b14cf353781a61ee1748bfa74e1057d126e107fc", kill_on_drop: false }`
[INFO] [stdout] 8860852cc2d74edcc4efa384b14cf353781a61ee1748bfa74e1057d126e107fc
