[INFO] fetching crate wordlebot 1.0.3...
[INFO] testing wordlebot-1.0.3 against master#67da586efe13aa66eef576ba095e1875ba65fd20 for pr-112849
[INFO] extracting crate wordlebot 1.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate wordlebot 1.0.3 on toolchain 67da586efe13aa66eef576ba095e1875ba65fd20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc1/source/Cargo.toml
[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" "+67da586efe13aa66eef576ba095e1875ba65fd20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a55d5423829978faf77e959cda68fe838044b4957e3b96f6cb5bc735f41d71
[INFO] running `Command { std: "docker" "start" "-a" "85a55d5423829978faf77e959cda68fe838044b4957e3b96f6cb5bc735f41d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a55d5423829978faf77e959cda68fe838044b4957e3b96f6cb5bc735f41d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a55d5423829978faf77e959cda68fe838044b4957e3b96f6cb5bc735f41d71", kill_on_drop: false }`
[INFO] [stdout] 85a55d5423829978faf77e959cda68fe838044b4957e3b96f6cb5bc735f41d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d2250b77d40d09c921365af01b9d86f90531b449bee0f61c90a4a33dfc221c
[INFO] running `Command { std: "docker" "start" "-a" "e5d2250b77d40d09c921365af01b9d86f90531b449bee0f61c90a4a33dfc221c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling os_str_bytes v6.3.0
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling clap v3.2.20
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.74s
[INFO] running `Command { std: "docker" "inspect" "e5d2250b77d40d09c921365af01b9d86f90531b449bee0f61c90a4a33dfc221c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d2250b77d40d09c921365af01b9d86f90531b449bee0f61c90a4a33dfc221c", kill_on_drop: false }`
[INFO] [stdout] e5d2250b77d40d09c921365af01b9d86f90531b449bee0f61c90a4a33dfc221c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14303bd7c884309dd03408597dcc67d5b5359cd6f6239c8050855af8a3b6f4b4
[INFO] running `Command { std: "docker" "start" "-a" "14303bd7c884309dd03408597dcc67d5b5359cd6f6239c8050855af8a3b6f4b4", 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "14303bd7c884309dd03408597dcc67d5b5359cd6f6239c8050855af8a3b6f4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14303bd7c884309dd03408597dcc67d5b5359cd6f6239c8050855af8a3b6f4b4", kill_on_drop: false }`
[INFO] [stdout] 14303bd7c884309dd03408597dcc67d5b5359cd6f6239c8050855af8a3b6f4b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+67da586efe13aa66eef576ba095e1875ba65fd20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 039c3f31a22573870e6050011e7b081868202c7a8db7d74bb5cdbe05adfba453
[INFO] running `Command { std: "docker" "start" "-a" "039c3f31a22573870e6050011e7b081868202c7a8db7d74bb5cdbe05adfba453", 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 [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/wordlebot-c473eba4fced15d1)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test dictionary::tests::test_preserve ... ok
[INFO] [stdout] test dictionary::tests::test_freq_table ... ok
[INFO] [stdout] test dictionary::tests::test_green_table ... ok
[INFO] [stdout] test dictionary::tests::test_pick_words ... ok
[INFO] [stdout] test dictionary::tests::test_union ... ok
[INFO] [stdout] test dictionary::tests::test_remove ... ok
[INFO] [stdout] test test::test_freq_info ... ok
[INFO] [stdout] test test::test_freq_info_table ... ok
[INFO] [stdout] test test::test_position_hints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "039c3f31a22573870e6050011e7b081868202c7a8db7d74bb5cdbe05adfba453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039c3f31a22573870e6050011e7b081868202c7a8db7d74bb5cdbe05adfba453", kill_on_drop: false }`
[INFO] [stdout] 039c3f31a22573870e6050011e7b081868202c7a8db7d74bb5cdbe05adfba453