[INFO] fetching crate wordlebot 1.0.3...
[INFO] testing wordlebot-1.0.3 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate wordlebot 1.0.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate wordlebot 1.0.3
[INFO] finished tweaking crates.io crate wordlebot 1.0.3
[INFO] tweaked toml for crates.io crate wordlebot 1.0.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wordlebot 1.0.3 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wordlebot 1.0.3 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1ae134ceb2688f64b7b4f9d1088a2a73455a9123003d944d112f28ce4fa41a8
[INFO] running `Command { std: "docker" "start" "-a" "e1ae134ceb2688f64b7b4f9d1088a2a73455a9123003d944d112f28ce4fa41a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ae134ceb2688f64b7b4f9d1088a2a73455a9123003d944d112f28ce4fa41a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ae134ceb2688f64b7b4f9d1088a2a73455a9123003d944d112f28ce4fa41a8", kill_on_drop: false }`
[INFO] [stdout] e1ae134ceb2688f64b7b4f9d1088a2a73455a9123003d944d112f28ce4fa41a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae082b8472c4c12cf0da812534eeca074cd7560e7383cf5f8c26ea72c161ad1b
[INFO] running `Command { std: "docker" "start" "-a" "ae082b8472c4c12cf0da812534eeca074cd7560e7383cf5f8c26ea72c161ad1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling clap v3.2.20
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling wordlebot v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]     --> src/dictionary.rs:1641:40
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         Words(contents.iter().map(|e| e.deref()).collect())
[INFO] [stdout]      |                                        ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.89s
[INFO] running `Command { std: "docker" "inspect" "ae082b8472c4c12cf0da812534eeca074cd7560e7383cf5f8c26ea72c161ad1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae082b8472c4c12cf0da812534eeca074cd7560e7383cf5f8c26ea72c161ad1b", kill_on_drop: false }`
[INFO] [stdout] ae082b8472c4c12cf0da812534eeca074cd7560e7383cf5f8c26ea72c161ad1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eacdbf3f232356054366939131f8b10a8deb15260ee787c7243f049ce8e121f8
[INFO] running `Command { std: "docker" "start" "-a" "eacdbf3f232356054366939131f8b10a8deb15260ee787c7243f049ce8e121f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wordlebot v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stdout]     --> src/dictionary.rs:1641:40
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         Words(contents.iter().map(|e| e.deref()).collect())
[INFO] [stdout]      |                                        ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "eacdbf3f232356054366939131f8b10a8deb15260ee787c7243f049ce8e121f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eacdbf3f232356054366939131f8b10a8deb15260ee787c7243f049ce8e121f8", kill_on_drop: false }`
[INFO] [stdout] eacdbf3f232356054366939131f8b10a8deb15260ee787c7243f049ce8e121f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6599850212b8ed7adfe0213fd003b6da1f1cf6e47438859615d8d37a54962fbd
[INFO] running `Command { std: "docker" "start" "-a" "6599850212b8ed7adfe0213fd003b6da1f1cf6e47438859615d8d37a54962fbd", kill_on_drop: false }`
[INFO] [stderr] warning: using `.deref()` on a double reference, which returns `&str` instead of dereferencing the inner type
[INFO] [stderr]     --> src/dictionary.rs:1641:40
[INFO] [stderr]      |
[INFO] [stderr] 1641 |         Words(contents.iter().map(|e| e.deref()).collect())
[INFO] [stderr]      |                                        ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wordlebot` (bin "wordlebot" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wordlebot-a87a27f77e346760)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test dictionary::tests::test_green_table ... ok
[INFO] [stdout] test dictionary::tests::test_freq_table ... ok
[INFO] [stdout] test dictionary::tests::test_remove ... ok
[INFO] [stdout] test dictionary::tests::test_pick_words ... ok
[INFO] [stdout] test test::test_freq_info ... ok
[INFO] [stdout] test dictionary::tests::test_union ... ok
[INFO] [stdout] test test::test_position_hints ... ok
[INFO] [stdout] test test::test_freq_info_table ... ok
[INFO] [stdout] test dictionary::tests::test_preserve ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6599850212b8ed7adfe0213fd003b6da1f1cf6e47438859615d8d37a54962fbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6599850212b8ed7adfe0213fd003b6da1f1cf6e47438859615d8d37a54962fbd", kill_on_drop: false }`
[INFO] [stdout] 6599850212b8ed7adfe0213fd003b6da1f1cf6e47438859615d8d37a54962fbd