[INFO] fetching crate possibly_uninit 0.1.0...
[INFO] testing possibly_uninit-0.1.0 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417
[INFO] extracting crate possibly_uninit 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate possibly_uninit 0.1.0 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate possibly_uninit 0.1.0
[INFO] finished tweaking crates.io crate possibly_uninit 0.1.0
[INFO] tweaked toml for crates.io crate possibly_uninit 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c43abbae2fbf75eb8816d32c1adefb0ab286698e57bf768f567ef746fe59cd6b
[INFO] running `Command { std: "docker" "start" "-a" "c43abbae2fbf75eb8816d32c1adefb0ab286698e57bf768f567ef746fe59cd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c43abbae2fbf75eb8816d32c1adefb0ab286698e57bf768f567ef746fe59cd6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c43abbae2fbf75eb8816d32c1adefb0ab286698e57bf768f567ef746fe59cd6b", kill_on_drop: false }`
[INFO] [stdout] c43abbae2fbf75eb8816d32c1adefb0ab286698e57bf768f567ef746fe59cd6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b965339092a5c71eb5681072797501c1c966e659230fd32d107ba0e6ab00ad
[INFO] running `Command { std: "docker" "start" "-a" "f0b965339092a5c71eb5681072797501c1c966e659230fd32d107ba0e6ab00ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling possibly_uninit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f0b965339092a5c71eb5681072797501c1c966e659230fd32d107ba0e6ab00ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b965339092a5c71eb5681072797501c1c966e659230fd32d107ba0e6ab00ad", kill_on_drop: false }`
[INFO] [stdout] f0b965339092a5c71eb5681072797501c1c966e659230fd32d107ba0e6ab00ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba14a3acfbd9686b600172f5398540044fe76d6da2698db1136c9817f57106b2
[INFO] running `Command { std: "docker" "start" "-a" "ba14a3acfbd9686b600172f5398540044fe76d6da2698db1136c9817f57106b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling possibly_uninit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "ba14a3acfbd9686b600172f5398540044fe76d6da2698db1136c9817f57106b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba14a3acfbd9686b600172f5398540044fe76d6da2698db1136c9817f57106b2", kill_on_drop: false }`
[INFO] [stdout] ba14a3acfbd9686b600172f5398540044fe76d6da2698db1136c9817f57106b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9700d6066569884ae40c3c331460b7e01403cd53a8543c27a821bb495a186cb
[INFO] running `Command { std: "docker" "start" "-a" "f9700d6066569884ae40c3c331460b7e01403cd53a8543c27a821bb495a186cb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/possibly_uninit-8db95fc6dddb6d8c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test slice::cursor::test::arr ... ok
[INFO] [stdout] test slice::cursor::test::slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests possibly_uninit
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Out (line 48) ... FAILED
[INFO] [stdout] test src/slice/mod.rs - slice::OutSlice (line 51) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Out (line 48) stdout ----
[INFO] [stdout] Test executable succeeded, but it's marked `should_panic`.
[INFO] [stdout] ---- src/slice/mod.rs - slice::OutSlice (line 51) stdout ----
[INFO] [stdout] Test executable succeeded, but it's marked `should_panic`.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Out (line 48)
[INFO] [stdout]     src/slice/mod.rs - slice::OutSlice (line 51)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f9700d6066569884ae40c3c331460b7e01403cd53a8543c27a821bb495a186cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9700d6066569884ae40c3c331460b7e01403cd53a8543c27a821bb495a186cb", kill_on_drop: false }`
[INFO] [stdout] f9700d6066569884ae40c3c331460b7e01403cd53a8543c27a821bb495a186cb