[INFO] fetching crate microtype-core 0.1.6...
[INFO] testing microtype-core-0.1.6 against 1.60.0 for beta-1.61-1
[INFO] extracting crate microtype-core 0.1.6 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate microtype-core 0.1.6 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate microtype-core 0.1.6
[INFO] finished tweaking crates.io crate microtype-core 0.1.6
[INFO] tweaked toml for crates.io crate microtype-core 0.1.6 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a683ae37d0bdf0787d85c3014e061e88c74fa884893267bb5007ef1859db767
[INFO] running `Command { std: "docker" "start" "-a" "0a683ae37d0bdf0787d85c3014e061e88c74fa884893267bb5007ef1859db767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a683ae37d0bdf0787d85c3014e061e88c74fa884893267bb5007ef1859db767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a683ae37d0bdf0787d85c3014e061e88c74fa884893267bb5007ef1859db767", kill_on_drop: false }`
[INFO] [stdout] 0a683ae37d0bdf0787d85c3014e061e88c74fa884893267bb5007ef1859db767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb6d79554c997b8bcb560e6fdcbc399ea5ca3d86d4e65b8062006b52748b40ca
[INFO] running `Command { std: "docker" "start" "-a" "bb6d79554c997b8bcb560e6fdcbc399ea5ca3d86d4e65b8062006b52748b40ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling zeroize v1.5.4
[INFO] [stderr]    Compiling secrecy v0.8.0
[INFO] [stderr]    Compiling microtype-core v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "bb6d79554c997b8bcb560e6fdcbc399ea5ca3d86d4e65b8062006b52748b40ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb6d79554c997b8bcb560e6fdcbc399ea5ca3d86d4e65b8062006b52748b40ca", kill_on_drop: false }`
[INFO] [stdout] bb6d79554c997b8bcb560e6fdcbc399ea5ca3d86d4e65b8062006b52748b40ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfdd4603ba9c37918827a62ce176a34256aa3b3d3a3bede08d3e9a5c9d0d86fe
[INFO] running `Command { std: "docker" "start" "-a" "dfdd4603ba9c37918827a62ce176a34256aa3b3d3a3bede08d3e9a5c9d0d86fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling microtype-core v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "dfdd4603ba9c37918827a62ce176a34256aa3b3d3a3bede08d3e9a5c9d0d86fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdd4603ba9c37918827a62ce176a34256aa3b3d3a3bede08d3e9a5c9d0d86fe", kill_on_drop: false }`
[INFO] [stdout] dfdd4603ba9c37918827a62ce176a34256aa3b3d3a3bede08d3e9a5c9d0d86fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ceac218c47edb27b309eda99472e4794436606967cc188da19868005f61c9de
[INFO] running `Command { std: "docker" "start" "-a" "7ceac218c47edb27b309eda99472e4794436606967cc188da19868005f61c9de", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/microtype_core-57092b9eb7a3d23a)
[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 microtype-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" "7ceac218c47edb27b309eda99472e4794436606967cc188da19868005f61c9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ceac218c47edb27b309eda99472e4794436606967cc188da19868005f61c9de", kill_on_drop: false }`
[INFO] [stdout] 7ceac218c47edb27b309eda99472e4794436606967cc188da19868005f61c9de