[INFO] fetching crate maybe-uninit 2.0.0...
[INFO] testing maybe-uninit-2.0.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate maybe-uninit 2.0.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate maybe-uninit 2.0.0 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 maybe-uninit 2.0.0
[INFO] finished tweaking crates.io crate maybe-uninit 2.0.0
[INFO] tweaked toml for crates.io crate maybe-uninit 2.0.0 written to /workspace/builds/worker-16/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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 8f875fe736b5a94423b1620d13d2d05a0e66ca9027d2a2ae10a8f806f585a8c2
[INFO] running `Command { std: "docker" "start" "-a" "8f875fe736b5a94423b1620d13d2d05a0e66ca9027d2a2ae10a8f806f585a8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f875fe736b5a94423b1620d13d2d05a0e66ca9027d2a2ae10a8f806f585a8c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f875fe736b5a94423b1620d13d2d05a0e66ca9027d2a2ae10a8f806f585a8c2", kill_on_drop: false }`
[INFO] [stdout] 8f875fe736b5a94423b1620d13d2d05a0e66ca9027d2a2ae10a8f806f585a8c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b6333d304f8bcb5bc4e12e86ee28a40d5dda17f7ea69ea16adfdc61c69fad4a3
[INFO] running `Command { std: "docker" "start" "-a" "b6333d304f8bcb5bc4e12e86ee28a40d5dda17f7ea69ea16adfdc61c69fad4a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "b6333d304f8bcb5bc4e12e86ee28a40d5dda17f7ea69ea16adfdc61c69fad4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6333d304f8bcb5bc4e12e86ee28a40d5dda17f7ea69ea16adfdc61c69fad4a3", kill_on_drop: false }`
[INFO] [stdout] b6333d304f8bcb5bc4e12e86ee28a40d5dda17f7ea69ea16adfdc61c69fad4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 362277daf33e3fa2afc04e41a7b7078eee7edc8e984eaa089136608ae6dfb6e2
[INFO] running `Command { std: "docker" "start" "-a" "362277daf33e3fa2afc04e41a7b7078eee7edc8e984eaa089136608ae6dfb6e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "362277daf33e3fa2afc04e41a7b7078eee7edc8e984eaa089136608ae6dfb6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362277daf33e3fa2afc04e41a7b7078eee7edc8e984eaa089136608ae6dfb6e2", kill_on_drop: false }`
[INFO] [stdout] 362277daf33e3fa2afc04e41a7b7078eee7edc8e984eaa089136608ae6dfb6e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 244c314db8962d8ca3ff1ce79496e0ffd14abfefb706c1d21d3f28fa0a250e13
[INFO] running `Command { std: "docker" "start" "-a" "244c314db8962d8ca3ff1ce79496e0ffd14abfefb706c1d21d3f28fa0a250e13", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maybe_uninit-656ad90dff3acb4b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/doesnt_drop.rs (/opt/rustwide/target/debug/deps/doesnt_drop-2e2c5bda0bd5cea2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maybe-uninit
[INFO] [stdout] running 1 test
[INFO] [stdout] test doesnt_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "244c314db8962d8ca3ff1ce79496e0ffd14abfefb706c1d21d3f28fa0a250e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244c314db8962d8ca3ff1ce79496e0ffd14abfefb706c1d21d3f28fa0a250e13", kill_on_drop: false }`
[INFO] [stdout] 244c314db8962d8ca3ff1ce79496e0ffd14abfefb706c1d21d3f28fa0a250e13