[INFO] fetching crate utf-64 0.1.0...
[INFO] testing utf-64-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate utf-64 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate utf-64 0.1.0
[INFO] finished tweaking crates.io crate utf-64 0.1.0
[INFO] tweaked toml for crates.io crate utf-64 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate utf-64 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate utf-64 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f824235af7f940ebbc5596af31ff3a2b881268605252ac5d1001ce79afc5d647
[INFO] running `Command { std: "docker" "start" "-a" "f824235af7f940ebbc5596af31ff3a2b881268605252ac5d1001ce79afc5d647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f824235af7f940ebbc5596af31ff3a2b881268605252ac5d1001ce79afc5d647", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f824235af7f940ebbc5596af31ff3a2b881268605252ac5d1001ce79afc5d647", kill_on_drop: false }`
[INFO] [stdout] f824235af7f940ebbc5596af31ff3a2b881268605252ac5d1001ce79afc5d647
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93bfcc01a3200e68e230116d15cc1f20a2f0a4a3a93c13774dee17278349a496
[INFO] running `Command { std: "docker" "start" "-a" "93bfcc01a3200e68e230116d15cc1f20a2f0a4a3a93c13774dee17278349a496", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf-64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "93bfcc01a3200e68e230116d15cc1f20a2f0a4a3a93c13774dee17278349a496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93bfcc01a3200e68e230116d15cc1f20a2f0a4a3a93c13774dee17278349a496", kill_on_drop: false }`
[INFO] [stdout] 93bfcc01a3200e68e230116d15cc1f20a2f0a4a3a93c13774dee17278349a496
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c082a61ba216f84c535e8903226c3babcd37fa6a72175dcaa33ca28bf68a4fb
[INFO] running `Command { std: "docker" "start" "-a" "0c082a61ba216f84c535e8903226c3babcd37fa6a72175dcaa33ca28bf68a4fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf-64 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0c082a61ba216f84c535e8903226c3babcd37fa6a72175dcaa33ca28bf68a4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c082a61ba216f84c535e8903226c3babcd37fa6a72175dcaa33ca28bf68a4fb", kill_on_drop: false }`
[INFO] [stdout] 0c082a61ba216f84c535e8903226c3babcd37fa6a72175dcaa33ca28bf68a4fb
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c82fa53ba5ab4d9feec0ac7d8073a91d052a3076cf297bfebd1e7cbe7c0e599
[INFO] running `Command { std: "docker" "start" "-a" "1c82fa53ba5ab4d9feec0ac7d8073a91d052a3076cf297bfebd1e7cbe7c0e599", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utf_64-0c87845daadb0c61)
[INFO] [stdout] test tests::test_add_assign ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_borrow ... ok
[INFO] [stdout] test tests::test_clone_and_equality ... ok
[INFO] [stdout] test tests::test_as_ref ... ok
[INFO] [stdout] test tests::test_debug_trait ... ok
[INFO] [stdout] test tests::test_deref ... ok
[INFO] [stdout] test tests::test_deref_mut ... ok
[INFO] [stdout] test tests::test_hash ... ok
[INFO] [stdout] test tests::test_indexing ... ok
[INFO] [stdout] test tests::test_extend ... ok
[INFO] [stdout] test tests::test_ascii_roundtrip ... ok
[INFO] [stdout] test tests::test_display_trait ... ok
[INFO] [stdout] test tests::test_four_byte_utf8 ... ok
[INFO] [stdout] test tests::test_emoji ... ok
[INFO] [stdout] test tests::test_empty_string ... ok
[INFO] [stdout] test tests::test_from_iterator ... ok
[INFO] [stdout] test tests::test_length ... ok
[INFO] [stdout] test tests::test_multibyte_utf8 ... ok
[INFO] [stdout] test tests::test_mixed_content ... ok
[INFO] [stdout] test tests::test_into_iterator ... ok
[INFO] [stdout] test tests::test_ord ... ok
[INFO] [stdout] test tests::test_partial_eq_str ... ok
[INFO] [stdout] test tests::test_partial_eq_string ... ok
[INFO] [stdout] test tests::test_ref_iterator ... ok
[INFO] [stdout] test tests::test_range_indexing ... ok
[INFO] [stdout] test tests::test_unicode_roundtrip ... ok
[INFO] [stdout] test tests::test_utf8_encoding_in_upper_bits ... ok
[INFO] [stdout] test tests::test_reserved_bits_are_zero ... ok
[INFO] [stdout] test tests::test_try_from ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utf_64
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/string64.rs - string64::String64 (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/string64.rs - string64::String64 (line 23) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `utf64`
[INFO] [stdout]   --> src/string64.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use utf64::String64;
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `utf64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 24 | use utf_64::String64;
[INFO] [stdout]    |        +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 12) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `utf64`
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use utf64::String64;
[INFO] [stdout]    |     ^^^^^ use of unresolved module or unlinked crate `utf64`
[INFO] [stdout]    |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 13 | use utf_64::String64;
[INFO] [stdout]    |        +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 12)
[INFO] [stdout]     src/string64.rs - string64::String64 (line 23)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.26s; merged doctests compilation took 0.11s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1c82fa53ba5ab4d9feec0ac7d8073a91d052a3076cf297bfebd1e7cbe7c0e599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c82fa53ba5ab4d9feec0ac7d8073a91d052a3076cf297bfebd1e7cbe7c0e599", kill_on_drop: false }`
[INFO] [stdout] 1c82fa53ba5ab4d9feec0ac7d8073a91d052a3076cf297bfebd1e7cbe7c0e599