[INFO] fetching crate word-dictionary 0.2.0...
[INFO] testing word-dictionary-0.2.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate word-dictionary 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate word-dictionary 0.2.0
[INFO] finished tweaking crates.io crate word-dictionary 0.2.0
[INFO] tweaked toml for crates.io crate word-dictionary 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate word-dictionary 0.2.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate word-dictionary 0.2.0 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" "+1.100.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219
[INFO] running `Command { std: "docker" "start" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling trim-in-place v0.2.0
[INFO] [stderr]    Compiling word-dictionary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling slash-formatter v3.1.7
[INFO] [stderr]    Compiling concat-with v0.2.10
[INFO] [stderr]    Compiling word-dictionary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/word-dictionary/e30865244e9788cc/out/word_dictionary-e30865244e9788cc)
[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 word_dictionary
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (230) panicked at /tmp/rustdoctestAdGduF/doctest_bundle_2024.rs:12:45:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IOError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a7c78ae9301 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5a7c78ae9301 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5a7c78ae9301 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5a7c78ae9301 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5a7c78afe7da - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5a7c78afe7da - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x5a7c78aee32c - core[a373ad73a504971]::io::write::default_write_fmt::<std[617be2ca0a6fd877]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5a7c78aee32c - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5a7c78ac53c6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5a7c78ac53c6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x5a7c78ae1841 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5a7c78ae19fb - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:811:13
[INFO] [stdout]   12:     0x5a7c78ac5472 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:685:13
[INFO] [stdout]   13:     0x5a7c78abe0d9 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5a7c78ac61fd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   15:     0x5a7c78afefac - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5a7c78afed22 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/result.rs:1870:5
[INFO] [stdout]   17:     0x5a7c78a62d1d - doctest_bundle_2024[8cc95805e96201d2]::__doctest_0::main
[INFO] [stdout]   18:     0x5a7c78a6366e - doctest_bundle_2024[8cc95805e96201d2]::__doctest_0::__main_fn
[INFO] [stdout]   19:     0x5a7c78a5dff0 - doctest_runner_2024[a5234fb354d81c5]::__doctest_0::TEST::{closure#0}
[INFO] [stdout]   20:     0x5a7c78a61626 - <doctest_runner_2024[a5234fb354d81c5]::__doctest_0::TEST::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x5a7c78a5e3c9 - doctest_runner_2024[a5234fb354d81c5]::main
[INFO] [stdout]   22:     0x5a7c78a615b3 - <fn() -> std[617be2ca0a6fd877]::process::ExitCode as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   23:     0x5a7c78a5d906 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[617be2ca0a6fd877]::process::ExitCode, std[617be2ca0a6fd877]::process::ExitCode>
[INFO] [stdout]   24:     0x5a7c78a5de09 - std[617be2ca0a6fd877]::rt::lang_start::<std[617be2ca0a6fd877]::process::ExitCode>::{closure#0}
[INFO] [stdout]   25:     0x5a7c78ae0878 - <&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   26:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   27:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panicking::catch_unwind::<i32, &dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   28:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panic::catch_unwind::<&dyn core[a373ad73a504971]::ops::function::Fn<(), Output = i32> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   29:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:175:24
[INFO] [stdout]   30:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   31:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panicking::catch_unwind::<isize, std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   32:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::panic::catch_unwind::<std[617be2ca0a6fd877]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x5a7c78ae0878 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/rt.rs:171:5
[INFO] [stdout]   34:     0x5a7c78a5d051 - std[617be2ca0a6fd877]::rt::lang_start::<std[617be2ca0a6fd877]::process::ExitCode>
[INFO] [stdout]   35:     0x5a7c78a61735 - main
[INFO] [stdout]   36:     0x78c10dfa3601 - <unknown>
[INFO] [stdout]   37:     0x78c10dfa3718 - __libc_start_main
[INFO] [stdout]   38:     0x5a7c78a5c1e5 - _start
[INFO] [stdout]   39:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.21s; merged doctests compilation took 0.18s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219", kill_on_drop: false }`
[INFO] [stdout] 4692717f15afc7c65ece215deea7a0799085d191431ce070563295abceb4c219
