[INFO] fetching crate buldak 0.27.1...
[INFO] testing buldak-0.27.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate buldak 0.27.1 into /workspace/builds/worker-86/source
[INFO] validating manifest of crates.io crate buldak 0.27.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buldak 0.27.1
[INFO] finished tweaking crates.io crate buldak 0.27.1
[INFO] tweaked toml for crates.io crate buldak 0.27.1 written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate crates.io crate buldak 0.27.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43d91d6817cb49ff4f15934f088dbeb36fc1b8c7f4b718e1efc6c0b9fca547a6
[INFO] running `Command { std: "docker" "start" "-a" "43d91d6817cb49ff4f15934f088dbeb36fc1b8c7f4b718e1efc6c0b9fca547a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43d91d6817cb49ff4f15934f088dbeb36fc1b8c7f4b718e1efc6c0b9fca547a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d91d6817cb49ff4f15934f088dbeb36fc1b8c7f4b718e1efc6c0b9fca547a6", kill_on_drop: false }`
[INFO] [stdout] 43d91d6817cb49ff4f15934f088dbeb36fc1b8c7f4b718e1efc6c0b9fca547a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbc6f7f721e6765b6f1adaf31f0de95d8820e36fa5c0553d131b80df5a6b4ee0
[INFO] running `Command { std: "docker" "start" "-a" "fbc6f7f721e6765b6f1adaf31f0de95d8820e36fa5c0553d131b80df5a6b4ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling buldak v0.27.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "fbc6f7f721e6765b6f1adaf31f0de95d8820e36fa5c0553d131b80df5a6b4ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbc6f7f721e6765b6f1adaf31f0de95d8820e36fa5c0553d131b80df5a6b4ee0", kill_on_drop: false }`
[INFO] [stdout] fbc6f7f721e6765b6f1adaf31f0de95d8820e36fa5c0553d131b80df5a6b4ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 479c56e196e2d605472e401172ddc1a26f6271e0f4d3b376010db19e798be9db
[INFO] running `Command { std: "docker" "start" "-a" "479c56e196e2d605472e401172ddc1a26f6271e0f4d3b376010db19e798be9db", kill_on_drop: false }`
[INFO] [stderr]    Compiling buldak v0.27.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "479c56e196e2d605472e401172ddc1a26f6271e0f4d3b376010db19e798be9db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479c56e196e2d605472e401172ddc1a26f6271e0f4d3b376010db19e798be9db", kill_on_drop: false }`
[INFO] [stdout] 479c56e196e2d605472e401172ddc1a26f6271e0f4d3b376010db19e798be9db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a581e32482646a7646bebd2e0f89dbf0ddc6da34182ca5161a49de39b9c67469
[INFO] running `Command { std: "docker" "start" "-a" "a581e32482646a7646bebd2e0f89dbf0ddc6da34182ca5161a49de39b9c67469", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/buldak-19213f02de114ab7)
[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]    Doc-tests buldak
[INFO] [stdout] 
[INFO] [stdout] running 72 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name buldak --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern buldak=/opt/rustwide/target/debug/deps/libbuldak-fff83d313fd8d620.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-7a327967d4540f2e.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a581e32482646a7646bebd2e0f89dbf0ddc6da34182ca5161a49de39b9c67469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a581e32482646a7646bebd2e0f89dbf0ddc6da34182ca5161a49de39b9c67469", kill_on_drop: false }`
[INFO] [stdout] a581e32482646a7646bebd2e0f89dbf0ddc6da34182ca5161a49de39b9c67469