[INFO] fetching crate utf16string 0.2.0...
[INFO] testing utf16string-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate utf16string 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate utf16string 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utf16string 0.2.0
[INFO] finished tweaking crates.io crate utf16string 0.2.0
[INFO] tweaked toml for crates.io crate utf16string 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85e1ff5cece09b870fd271b07a3eea4d4a6237642841427500a444eb0dba7476
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85e1ff5cece09b870fd271b07a3eea4d4a6237642841427500a444eb0dba7476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85e1ff5cece09b870fd271b07a3eea4d4a6237642841427500a444eb0dba7476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e1ff5cece09b870fd271b07a3eea4d4a6237642841427500a444eb0dba7476", kill_on_drop: false }`
[INFO] [stdout] 85e1ff5cece09b870fd271b07a3eea4d4a6237642841427500a444eb0dba7476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c33c1c007cdc6e244b8ba942a977e799c1a894e16b520afcfdc740b3476ccb09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c33c1c007cdc6e244b8ba942a977e799c1a894e16b520afcfdc740b3476ccb09", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf16string v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "c33c1c007cdc6e244b8ba942a977e799c1a894e16b520afcfdc740b3476ccb09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c33c1c007cdc6e244b8ba942a977e799c1a894e16b520afcfdc740b3476ccb09", kill_on_drop: false }`
[INFO] [stdout] c33c1c007cdc6e244b8ba942a977e799c1a894e16b520afcfdc740b3476ccb09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42969152c49dcc8388c4afe21b1cf17345144d3fa07550dd5d707f54d711cba3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "42969152c49dcc8388c4afe21b1cf17345144d3fa07550dd5d707f54d711cba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf16string v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "42969152c49dcc8388c4afe21b1cf17345144d3fa07550dd5d707f54d711cba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42969152c49dcc8388c4afe21b1cf17345144d3fa07550dd5d707f54d711cba3", kill_on_drop: false }`
[INFO] [stdout] 42969152c49dcc8388c4afe21b1cf17345144d3fa07550dd5d707f54d711cba3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44ba3c23b56eff9ca9063d204afb405291259d8b55962d7d156d7d0665b89c13
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "44ba3c23b56eff9ca9063d204afb405291259d8b55962d7d156d7d0665b89c13", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utf16string-bf6fd53d7bc3800c
[INFO] [stdout] 
[INFO] [stdout] running 69 tests
[INFO] [stdout] test iters::tests::test_wstr_char_indices ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices_count ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices_last ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_last ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_reverse ... ok
[INFO] [stdout] test iters::tests::test_wstr_chars_count ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_from ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_full ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_to ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_inclusive ... ok
[INFO] [stdout] test slicing::tests::test_wstr_range_to_inclusive ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_from ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_full ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_inclusive ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_to ... ok
[INFO] [stdout] test slicing::tests::test_wstring_range_to_inclusive ... ok
[INFO] [stdout] test utf16::tests::test_is_leading_surrogate ... ok
[INFO] [stdout] test utf16::tests::test_is_trailing_surrogate ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into ... ok
[INFO] [stdout] test wstr::tests::test_display ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_bytes_mut ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_bytes ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_len_utf16_bytes ... ok
[INFO] [stdout] test wstr::tests::test_wstr_from_utf16le ... ok
[INFO] [stdout] test wstr::tests::test_wstr_as_ref ... ok
[INFO] [stdout] test utf16::tests::test_wstr_utf16error ... ok
[INFO] [stdout] test iters::tests::test_wstr_char_indices_reverse ... ok
[INFO] [stdout] test wstr::tests::test_wstr_from_utf16le_unchecked ... ok
[INFO] [stdout] test wstr::tests::test_wstr_get ... ok
[INFO] [stdout] test wstr::tests::test_wstr_get_mut ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_ascii ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_char_boundary ... ok
[INFO] [stdout] test wstr::tests::test_wstr_len ... ok
[INFO] [stdout] test wstr::tests::test_wstr_is_empty ... ok
[INFO] [stdout] test wstr::tests::test_wstr_to_utf8 ... ok
[INFO] [stdout] test wstr::tests::test_wstr_slice ... ok
[INFO] [stdout] test wstring::tests::test_as_mut_vec ... ok
[INFO] [stdout] test wstring::tests::test_from_string ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16_le_be ... ok
[INFO] [stdout] test wstring::tests::test_insert ... ok
[INFO] [stdout] test wstring::tests::test_new ... ok
[INFO] [stdout] test wstring::tests::test_deref_mut ... ok
[INFO] [stdout] test wstring::tests::test_as_mut_wstr ... ok
[INFO] [stdout] test wstring::tests::test_push ... ok
[INFO] [stdout] test wstring::tests::test_clear ... ok
[INFO] [stdout] test wstring::tests::test_as_wstr ... ok
[INFO] [stdout] test wstring::tests::test_from_str ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16 ... ok
[INFO] [stdout] test wstring::tests::test_into_bytes ... ok
[INFO] [stdout] test wstring::tests::test_deref ... ok
[INFO] [stdout] test wstring::tests::test_insert_wstr ... ok
[INFO] [stdout] test wstring::tests::test_push_wstr ... ok
[INFO] [stdout] test wstring::tests::test_from_utf16_unchecked ... ok
[INFO] [stdout] test wstring::tests::test_retain ... ok
[INFO] [stdout] test wstring::tests::test_shrink_to_fit ... ok
[INFO] [stdout] test wstring::tests::test_pop ... ok
[INFO] [stdout] test wstring::tests::test_reserve ... ok
[INFO] [stdout] test wstring::tests::test_remove ... ok
[INFO] [stdout] test wstring::tests::test_split_off ... ok
[INFO] [stdout] test wstring::tests::test_truncate ... ok
[INFO] [stdout] test wstring::tests::test_with_capacity ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into_too_small_single_unit ... ok
[INFO] [stdout] test utf16::tests::test_utf16_char_ext_encode_utf16_into_too_small_surrogate ... ok
[INFO] [stdout] test wstr::tests::test_wstr_bad_index ... ok
[INFO] [stdout] test wstring::tests::test_truncate_no_char_boundary ... ok
[INFO] [stdout] test wstring::tests::test_split_off_bad_index ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 69 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf16string
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/wstr.rs - wstr::WStr<BigEndian>::from_utf16be_unchecked (line 78) ... ok
[INFO] [stdout] test src/wstr.rs - wstr::WStr<LittleEndian>::from_utf16le_unchecked (line 32) ... ok
[INFO] [stdout] test src/lib.rs - WString (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 52) ... ok
[INFO] [stdout] test src/lib.rs - WStr (line 144) ... ok
[INFO] [stdout] test src/lib.rs - WString (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "44ba3c23b56eff9ca9063d204afb405291259d8b55962d7d156d7d0665b89c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ba3c23b56eff9ca9063d204afb405291259d8b55962d7d156d7d0665b89c13", kill_on_drop: false }`
[INFO] [stdout] 44ba3c23b56eff9ca9063d204afb405291259d8b55962d7d156d7d0665b89c13