[INFO] fetching crate const-utf16 0.2.1...
[INFO] testing const-utf16-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate const-utf16 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate const-utf16 0.2.1
[INFO] finished tweaking crates.io crate const-utf16 0.2.1
[INFO] tweaked toml for crates.io crate const-utf16 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate const-utf16 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f97d27f7f8c9deda31c1f9d0cff72ff2ad2be83b9fa25726911dbc6fd0346e98
[INFO] running `Command { std: "docker" "start" "-a" "f97d27f7f8c9deda31c1f9d0cff72ff2ad2be83b9fa25726911dbc6fd0346e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f97d27f7f8c9deda31c1f9d0cff72ff2ad2be83b9fa25726911dbc6fd0346e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97d27f7f8c9deda31c1f9d0cff72ff2ad2be83b9fa25726911dbc6fd0346e98", kill_on_drop: false }`
[INFO] [stdout] f97d27f7f8c9deda31c1f9d0cff72ff2ad2be83b9fa25726911dbc6fd0346e98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 408274b9a3efe9401159f4ed95bef7281f8fd404d12ebcd8f3787031bd367ec9
[INFO] running `Command { std: "docker" "start" "-a" "408274b9a3efe9401159f4ed95bef7281f8fd404d12ebcd8f3787031bd367ec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-utf16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "408274b9a3efe9401159f4ed95bef7281f8fd404d12ebcd8f3787031bd367ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "408274b9a3efe9401159f4ed95bef7281f8fd404d12ebcd8f3787031bd367ec9", kill_on_drop: false }`
[INFO] [stdout] 408274b9a3efe9401159f4ed95bef7281f8fd404d12ebcd8f3787031bd367ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d99409d430fe2f78b114e6ad08c3b5b9329311f2ad93545d06df80de3745db4
[INFO] running `Command { std: "docker" "start" "-a" "6d99409d430fe2f78b114e6ad08c3b5b9329311f2ad93545d06df80de3745db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling const-utf16 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lib.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6d99409d430fe2f78b114e6ad08c3b5b9329311f2ad93545d06df80de3745db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d99409d430fe2f78b114e6ad08c3b5b9329311f2ad93545d06df80de3745db4", kill_on_drop: false }`
[INFO] [stdout] 6d99409d430fe2f78b114e6ad08c3b5b9329311f2ad93545d06df80de3745db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf29c0b6f5e0a3b312b72d6dd718e84b25d3b28525015e60876450965a433afc
[INFO] running `Command { std: "docker" "start" "-a" "bf29c0b6f5e0a3b312b72d6dd718e84b25d3b28525015e60876450965a433afc", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:173:9
[INFO] [stdout] running 2 tests
[INFO] [stderr]     |
[INFO] [stdout] test tests::encode_utf16_with_null_byte_works ... ok
[INFO] [stderr] 173 |     use super::*;
[INFO] [stdout] test tests::encode_utf16_works ... ok
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: `const-utf16` (lib test) generated 1 warning (run `cargo fix --lib -p const-utf16 --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/const_utf16-b8b30c4e9dc84c71)
[INFO] [stderr]    Doc-tests const_utf16
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf29c0b6f5e0a3b312b72d6dd718e84b25d3b28525015e60876450965a433afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf29c0b6f5e0a3b312b72d6dd718e84b25d3b28525015e60876450965a433afc", kill_on_drop: false }`
[INFO] [stdout] bf29c0b6f5e0a3b312b72d6dd718e84b25d3b28525015e60876450965a433afc