[INFO] fetching crate unicode-line-stacker 1.0.0...
[INFO] testing unicode-line-stacker-1.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate unicode-line-stacker 1.0.0 into /workspace/builds/worker-62/source
[INFO] validating manifest of crates.io crate unicode-line-stacker 1.0.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unicode-line-stacker 1.0.0
[INFO] finished tweaking crates.io crate unicode-line-stacker 1.0.0
[INFO] tweaked toml for crates.io crate unicode-line-stacker 1.0.0 written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aff62443a9cfb66d5562a7dedc0721ed7670af086b161d8e5d586462468a0e83
[INFO] running `Command { std: "docker" "start" "-a" "aff62443a9cfb66d5562a7dedc0721ed7670af086b161d8e5d586462468a0e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aff62443a9cfb66d5562a7dedc0721ed7670af086b161d8e5d586462468a0e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff62443a9cfb66d5562a7dedc0721ed7670af086b161d8e5d586462468a0e83", kill_on_drop: false }`
[INFO] [stdout] aff62443a9cfb66d5562a7dedc0721ed7670af086b161d8e5d586462468a0e83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c9de5742760cc76492dab04a595332473d668ffa0c850831cafa172e70d5f61
[INFO] running `Command { std: "docker" "start" "-a" "4c9de5742760cc76492dab04a595332473d668ffa0c850831cafa172e70d5f61", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-line-stacker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "4c9de5742760cc76492dab04a595332473d668ffa0c850831cafa172e70d5f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c9de5742760cc76492dab04a595332473d668ffa0c850831cafa172e70d5f61", kill_on_drop: false }`
[INFO] [stdout] 4c9de5742760cc76492dab04a595332473d668ffa0c850831cafa172e70d5f61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ec3fd2a1b604032568cff0b11c104b7c659e214ecfc3e0c9ca6acc458922a1e
[INFO] running `Command { std: "docker" "start" "-a" "5ec3fd2a1b604032568cff0b11c104b7c659e214ecfc3e0c9ca6acc458922a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-line-stacker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "5ec3fd2a1b604032568cff0b11c104b7c659e214ecfc3e0c9ca6acc458922a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec3fd2a1b604032568cff0b11c104b7c659e214ecfc3e0c9ca6acc458922a1e", kill_on_drop: false }`
[INFO] [stdout] 5ec3fd2a1b604032568cff0b11c104b7c659e214ecfc3e0c9ca6acc458922a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd7224caa52122d3e9ef296e1385a624f75f2d2ab3524ff019509090353245f5
[INFO] running `Command { std: "docker" "start" "-a" "dd7224caa52122d3e9ef296e1385a624f75f2d2ab3524ff019509090353245f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unicode_line_stacker-a4d709e7922a766b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::stack_with_empty ... ok
[INFO] [stdout] test tests::bits_to_char_panics_on_input_16 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unicode-line-stacker
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - bits_to_char (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - char_to_bits (line 42) ... ok
[INFO] [stdout] test src/lib.rs - stack (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd7224caa52122d3e9ef296e1385a624f75f2d2ab3524ff019509090353245f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7224caa52122d3e9ef296e1385a624f75f2d2ab3524ff019509090353245f5", kill_on_drop: false }`
[INFO] [stdout] dd7224caa52122d3e9ef296e1385a624f75f2d2ab3524ff019509090353245f5