[INFO] fetching crate wordler 0.3.0...
[INFO] testing wordler-0.3.0 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate wordler 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate wordler 0.3.0 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wordler 0.3.0
[INFO] finished tweaking crates.io crate wordler 0.3.0
[INFO] tweaked toml for crates.io crate wordler 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate wordler 0.3.0 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" "+beta-2024-12-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dda53681e3543cdc78a8c972313d0e0fdd50244b74a33b1edf8de6f3e3b58700
[INFO] running `Command { std: "docker" "start" "-a" "dda53681e3543cdc78a8c972313d0e0fdd50244b74a33b1edf8de6f3e3b58700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dda53681e3543cdc78a8c972313d0e0fdd50244b74a33b1edf8de6f3e3b58700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dda53681e3543cdc78a8c972313d0e0fdd50244b74a33b1edf8de6f3e3b58700", kill_on_drop: false }`
[INFO] [stdout] dda53681e3543cdc78a8c972313d0e0fdd50244b74a33b1edf8de6f3e3b58700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b99f7ac72b7795de86146070e230f63e0c456ba0230fc2616b7408f8c0d193ff
[INFO] running `Command { std: "docker" "start" "-a" "b99f7ac72b7795de86146070e230f63e0c456ba0230fc2616b7408f8c0d193ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling wordler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `TestDict` is never constructed
[INFO] [stdout]    --> src/wordle.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct TestDict;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "b99f7ac72b7795de86146070e230f63e0c456ba0230fc2616b7408f8c0d193ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99f7ac72b7795de86146070e230f63e0c456ba0230fc2616b7408f8c0d193ff", kill_on_drop: false }`
[INFO] [stdout] b99f7ac72b7795de86146070e230f63e0c456ba0230fc2616b7408f8c0d193ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbc682408acbe40acea71acd79fac7d0db6bf9718493910ad4ebae892c8b5745
[INFO] running `Command { std: "docker" "start" "-a" "bbc682408acbe40acea71acd79fac7d0db6bf9718493910ad4ebae892c8b5745", kill_on_drop: false }`
[INFO] [stdout] warning: struct `TestDict` is never constructed
[INFO] [stdout]    --> src/wordle.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     struct TestDict;
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wordler v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "bbc682408acbe40acea71acd79fac7d0db6bf9718493910ad4ebae892c8b5745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbc682408acbe40acea71acd79fac7d0db6bf9718493910ad4ebae892c8b5745", kill_on_drop: false }`
[INFO] [stdout] bbc682408acbe40acea71acd79fac7d0db6bf9718493910ad4ebae892c8b5745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91ccf8de1c67b97563903171a2ab630bcb123711715f835c1e9ed236c9732cf8
[INFO] running `Command { std: "docker" "start" "-a" "91ccf8de1c67b97563903171a2ab630bcb123711715f835c1e9ed236c9732cf8", kill_on_drop: false }`
[INFO] [stderr] warning: struct `TestDict` is never constructed
[INFO] [stderr]    --> src/wordle.rs:206:12
[INFO] [stderr]     |
[INFO] [stderr] 206 |     struct TestDict;
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wordler` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wordler-bc7670af71babdfd)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test wordle::tests::test_double_letters ... ok
[INFO] [stdout] test wordle::tests::test_double_letters_input_match_in_future ... ok
[INFO] [stdout] test wordle::tests::test_win_single_attempt ... ok
[INFO] [stdout] test wordle::tests::test_win_six_attempts ... ok
[INFO] [stdout] test wordle::tests::test_duplicate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/game.rs (/opt/rustwide/target/debug/deps/wordler-47410a845ab7267c)
[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]    Doc-tests wordler
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![warn(rustdoc::missing_doc_code_examples)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]   = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/lib.rs:8:43:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: No such file or directory (os error 2)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60713c4d942a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x60713c4d942a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x60713c4d942a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60713c4d942a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60713c4f6023 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x60713c4f6023 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x60713c4d6ff3 - std::io::Write::write_fmt::hc00bff0a88e08857
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x60713c4d9272 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x60713c4da23c - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x60713c4da082 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   10:     0x60713c4da817 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:801:13
[INFO] [stdout]   11:     0x60713c4da6aa - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   12:     0x60713c4d9909 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   13:     0x60713c4da33c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   14:     0x60713c463860 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   15:     0x60713c463c76 - core::result::unwrap_failed::h05e0602ed34287c5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1699:5
[INFO] [stdout]   16:     0x60713c4642ea - rust_out::main::_doctest_main_src_lib_rs_15_0::h474f79c938d36591
[INFO] [stdout]   17:     0x60713c464276 - rust_out::main::h57eefffa92e38ed0
[INFO] [stdout]   18:     0x60713c4641a3 - core::ops::function::FnOnce::call_once::hcb3872443a25b5b7
[INFO] [stdout]   19:     0x60713c464146 - std::sys::backtrace::__rust_begin_short_backtrace::hb8f53f53663d2e9e
[INFO] [stdout]   20:     0x60713c464129 - std::rt::lang_start::{{closure}}::h0d6bdb8cb611c7e9
[INFO] [stdout]   21:     0x60713c4d4337 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hba2470d01d3f5e41
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   22:     0x60713c4d4337 - std::panicking::try::do_call::hc063fb73159aab72
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   23:     0x60713c4d4337 - std::panicking::try::h2767c6d245d3a3bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   24:     0x60713c4d4337 - std::panic::catch_unwind::h061c6ef75790da63
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   25:     0x60713c4d4337 - std::rt::lang_start_internal::{{closure}}::h5c5e35b11a4b8c4e
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:48
[INFO] [stdout]   26:     0x60713c4d4337 - std::panicking::try::do_call::h705e99690a8109cc
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   27:     0x60713c4d4337 - std::panicking::try::he5f4452754ed9a34
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   28:     0x60713c4d4337 - std::panic::catch_unwind::h5db61b3bcbe883e5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   29:     0x60713c4d4337 - std::rt::lang_start_internal::h81da9b59bab665c6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/rt.rs:174:20
[INFO] [stdout]   30:     0x60713c464107 - std::rt::lang_start::h2798034e47ddebf9
[INFO] [stdout]   31:     0x60713c464665 - main
[INFO] [stdout]   32:     0x777b8f66ad90 - <unknown>
[INFO] [stdout]   33:     0x777b8f66ae40 - __libc_start_main
[INFO] [stdout]   34:     0x60713c464015 - _start
[INFO] [stdout]   35:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "91ccf8de1c67b97563903171a2ab630bcb123711715f835c1e9ed236c9732cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ccf8de1c67b97563903171a2ab630bcb123711715f835c1e9ed236c9732cf8", kill_on_drop: false }`
[INFO] [stdout] 91ccf8de1c67b97563903171a2ab630bcb123711715f835c1e9ed236c9732cf8
