[INFO] fetching crate mut-str 1.1.0-alpha.2...
[INFO] testing mut-str-1.1.0-alpha.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate mut-str 1.1.0-alpha.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mut-str 1.1.0-alpha.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mut-str 1.1.0-alpha.2
[INFO] tweaked toml for crates.io crate mut-str 1.1.0-alpha.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mut-str 1.1.0-alpha.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mut-str 1.1.0-alpha.2 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mut_str` which is deprecated
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a55302ddc7d378f8aa0686d0653f5b7b191b1f2b73bb384eb62f98e16f373db
[INFO] running `Command { std: "docker" "start" "-a" "5a55302ddc7d378f8aa0686d0653f5b7b191b1f2b73bb384eb62f98e16f373db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a55302ddc7d378f8aa0686d0653f5b7b191b1f2b73bb384eb62f98e16f373db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a55302ddc7d378f8aa0686d0653f5b7b191b1f2b73bb384eb62f98e16f373db", kill_on_drop: false }`
[INFO] [stdout] 5a55302ddc7d378f8aa0686d0653f5b7b191b1f2b73bb384eb62f98e16f373db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9e35710153429223df412f72433f4020e9cc666bf58f65a3e7c97132b37902f
[INFO] running `Command { std: "docker" "start" "-a" "f9e35710153429223df412f72433f4020e9cc666bf58f65a3e7c97132b37902f", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mut_str` which is deprecated
[INFO] [stderr]    Compiling mut-str v1.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "f9e35710153429223df412f72433f4020e9cc666bf58f65a3e7c97132b37902f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e35710153429223df412f72433f4020e9cc666bf58f65a3e7c97132b37902f", kill_on_drop: false }`
[INFO] [stdout] f9e35710153429223df412f72433f4020e9cc666bf58f65a3e7c97132b37902f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b10c0381147a41c5bebb6a36972b960285757f8d333957531610463bcd5904
[INFO] running `Command { std: "docker" "start" "-a" "83b10c0381147a41c5bebb6a36972b960285757f8d333957531610463bcd5904", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mut_str` which is deprecated
[INFO] [stderr]    Compiling mut-str v1.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "83b10c0381147a41c5bebb6a36972b960285757f8d333957531610463bcd5904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b10c0381147a41c5bebb6a36972b960285757f8d333957531610463bcd5904", kill_on_drop: false }`
[INFO] [stdout] 83b10c0381147a41c5bebb6a36972b960285757f8d333957531610463bcd5904
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d51cd507a10d2b13bedf2e136e487a1a31e49963b686ae0e86b3009630ae174
[INFO] running `Command { std: "docker" "start" "-a" "1d51cd507a10d2b13bedf2e136e487a1a31e49963b686ae0e86b3009630ae174", kill_on_drop: false }`
[INFO] [stderr] warning: `edition` is set on library `mut_str` which is deprecated
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests lib/lib.rs (/opt/rustwide/target/debug/deps/mut_str-1ee347fe7e7c02b5)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test char_owned::test::test_from_char ... ok
[INFO] [stdout] test char_ref::test::test_get ... ok
[INFO] [stdout] test char_ref::test::test_len ... ok
[INFO] [stdout] test char_ref::test::test_replace ... ok
[INFO] [stdout] test char_ref::test::test_as ... ok
[INFO] [stdout] test iter::cmrs::test::test_backwards ... ok
[INFO] [stdout] test iter::cmrs::test::test_forwards ... ok
[INFO] [stdout] test iter::cmrs::test::test_nth_backwards ... ok
[INFO] [stdout] test iter::crs::test::test_backwards ... ok
[INFO] [stdout] test iter::cmrs::test::test_nth ... ok
[INFO] [stdout] test iter::crs::test::test_nth ... ok
[INFO] [stdout] test iter::crs::test::test_nth_backwards ... ok
[INFO] [stdout] test slice::test::slice_empty_at_bounds ... ok
[INFO] [stdout] test iter::crs::test::test_forwards ... ok
[INFO] [stdout] test char_owned::test::test_from_char_ref ... ok
[INFO] [stdout] test slice::test::slice_empty_at_bounds_mut ... ok
[INFO] [stdout] test slice::test::slice_full_at_bounds ... ok
[INFO] [stdout] test slice::test::slice_full_at_bounds_mut ... ok
[INFO] [stdout] test split::test::split_at_bounds ... ok
[INFO] [stdout] test split::test::rsplit_at_bounds ... ok
[INFO] [stdout] test split::test::split_at_bounds_mut ... ok
[INFO] [stdout] test split::test::rsplit_at_bounds_mut ... ok
[INFO] [stdout] test char_ref::test::test_eq ... ok
[INFO] [stdout] test iter::cmrs::test::test_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mut_str
[INFO] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_bytes_mut (line 223) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_char (line 289) ... ok
[INFO] [stdout] test lib/char_owned.rs - char_owned::OwnedChar (line 18) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_str_mut (line 268) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_str (line 246) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_owned (line 312) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::copy_to (line 335) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char (line 39) ... ok
[INFO] [stdout] test lib/char_owned.rs - char_owned::OwnedChar::into_bytes (line 75) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::as_bytes (line 200) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::get_mut (line 133) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::is_ascii (line 685) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::len (line 164) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::get (line 108) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::make_ascii_lowercase (line 730) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace (line 361) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad_char (line 477) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad_left_char (line 626) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::make_ascii_uppercase (line 705) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad_left (line 574) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::try_make_lowercase (line 799) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad_left_space (line 529) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad (line 435) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::replace_with_pad_space (line 396) ... ok
[INFO] [stdout] test lib/get.rs - get::get_char (line 7) ... ok
[INFO] [stdout] test lib/char_ref.rs - char_ref::Char::try_make_uppercase (line 752) ... ok
[INFO] [stdout] test lib/lib.rs - copy_to (line 118) ... ok
[INFO] [stdout] test lib/iter/cmrs.rs - iter::cmrs::CharMutRefs (line 10) ... ok
[INFO] [stdout] test lib/lib.rs - (line 10) ... ok
[INFO] [stdout] test lib/get.rs - get::get_char_mut (line 23) ... ok
[INFO] [stdout] test lib/iter/crs.rs - iter::crs::CharRefs (line 10) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad_left (line 211) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace (line 9) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad_char (line 119) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad_left_space (line 171) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad_left_char (line 255) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad_space (line 39) ... ok
[INFO] [stdout] test lib/slice.rs - slice::char_slice (line 6) ... ok
[INFO] [stdout] test lib/replace.rs - replace::replace_with_pad (line 77) ... ok
[INFO] [stdout] test lib/split.rs - split::char_rsplit_at_mut (line 129) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt (line 14) ... ok
[INFO] [stdout] test lib/split.rs - split::char_rsplit_at (line 89) ... ok
[INFO] [stdout] test lib/slice.rs - slice::char_slice_mut (line 83) ... ok
[INFO] [stdout] test lib/split.rs - split::char_split_at_mut (line 49) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::char_split_at (line 91) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::char_split_at_mut (line 105) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::char_slice (line 58) ... ok
[INFO] [stdout] test lib/split.rs - split::char_split_at (line 9) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::copy_to (line 147) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::char_slice_mut (line 74) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::get_char (line 32) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::get_char_mut (line 44) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::mut_iter (line 132) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::ref_iter (line 119) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with (line 160) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad (line 197) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad_left_char (line 289) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad_space (line 178) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad_left (line 266) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad_char (line 220) ... ok
[INFO] [stdout] test lib/traits.rs - traits::StrExt::replace_with_pad_left_space (line 245) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d51cd507a10d2b13bedf2e136e487a1a31e49963b686ae0e86b3009630ae174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d51cd507a10d2b13bedf2e136e487a1a31e49963b686ae0e86b3009630ae174", kill_on_drop: false }`
[INFO] [stdout] 1d51cd507a10d2b13bedf2e136e487a1a31e49963b686ae0e86b3009630ae174