[INFO] fetching crate kerosene-core 0.0.0...
[INFO] testing kerosene-core-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate kerosene-core 0.0.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate kerosene-core 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kerosene-core 0.0.0
[INFO] finished tweaking crates.io crate kerosene-core 0.0.0
[INFO] tweaked toml for crates.io crate kerosene-core 0.0.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da94e4de536e8d3cbf9bad250faae054c71717f8023c3e8c75369a23bb1f1efd
[INFO] running `Command { std: "docker" "start" "-a" "da94e4de536e8d3cbf9bad250faae054c71717f8023c3e8c75369a23bb1f1efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da94e4de536e8d3cbf9bad250faae054c71717f8023c3e8c75369a23bb1f1efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da94e4de536e8d3cbf9bad250faae054c71717f8023c3e8c75369a23bb1f1efd", kill_on_drop: false }`
[INFO] [stdout] da94e4de536e8d3cbf9bad250faae054c71717f8023c3e8c75369a23bb1f1efd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bee95f5bce06035d5daa2358dc2ff9834975db125b701bc5475b965b4c23642c
[INFO] running `Command { std: "docker" "start" "-a" "bee95f5bce06035d5daa2358dc2ff9834975db125b701bc5475b965b4c23642c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling kerosene-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "bee95f5bce06035d5daa2358dc2ff9834975db125b701bc5475b965b4c23642c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee95f5bce06035d5daa2358dc2ff9834975db125b701bc5475b965b4c23642c", kill_on_drop: false }`
[INFO] [stdout] bee95f5bce06035d5daa2358dc2ff9834975db125b701bc5475b965b4c23642c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afcd8ccd46cc2004081f5d945b337816754fd608aa1f9e6b22dad934ac3e8d1a
[INFO] running `Command { std: "docker" "start" "-a" "afcd8ccd46cc2004081f5d945b337816754fd608aa1f9e6b22dad934ac3e8d1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling kerosene-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/kerosene_core-3de1bd3abfd0accd)
[INFO] running `Command { std: "docker" "inspect" "afcd8ccd46cc2004081f5d945b337816754fd608aa1f9e6b22dad934ac3e8d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afcd8ccd46cc2004081f5d945b337816754fd608aa1f9e6b22dad934ac3e8d1a", kill_on_drop: false }`
[INFO] [stdout] afcd8ccd46cc2004081f5d945b337816754fd608aa1f9e6b22dad934ac3e8d1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd6ade029d559912994d851e13ab3d0ce27f2e1990039e0490665c1b4bca47b4
[INFO] running `Command { std: "docker" "start" "-a" "fd6ade029d559912994d851e13ab3d0ce27f2e1990039e0490665c1b4bca47b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kerosene_core-3de1bd3abfd0accd)
[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 kerosene-core
[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" "fd6ade029d559912994d851e13ab3d0ce27f2e1990039e0490665c1b4bca47b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6ade029d559912994d851e13ab3d0ce27f2e1990039e0490665c1b4bca47b4", kill_on_drop: false }`
[INFO] [stdout] fd6ade029d559912994d851e13ab3d0ce27f2e1990039e0490665c1b4bca47b4