[INFO] fetching crate sp-serializer 3.0.0...
[INFO] testing sp-serializer-3.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate sp-serializer 3.0.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate sp-serializer 3.0.0 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 sp-serializer 3.0.0
[INFO] finished tweaking crates.io crate sp-serializer 3.0.0
[INFO] tweaked toml for crates.io crate sp-serializer 3.0.0 written to /workspace/builds/worker-108/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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] b0a86dc84701746f4fd2a1fa1d611efa7f5737394147e1c1ce2c45e6958ed779
[INFO] running `Command { std: "docker" "start" "-a" "b0a86dc84701746f4fd2a1fa1d611efa7f5737394147e1c1ce2c45e6958ed779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0a86dc84701746f4fd2a1fa1d611efa7f5737394147e1c1ce2c45e6958ed779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a86dc84701746f4fd2a1fa1d611efa7f5737394147e1c1ce2c45e6958ed779", kill_on_drop: false }`
[INFO] [stdout] b0a86dc84701746f4fd2a1fa1d611efa7f5737394147e1c1ce2c45e6958ed779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 47acc92320396128701ba57ff0cbfc21b8dc515067a49c65e245ddf1557df068
[INFO] running `Command { std: "docker" "start" "-a" "47acc92320396128701ba57ff0cbfc21b8dc515067a49c65e245ddf1557df068", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling sp-serializer v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 02s
[INFO] running `Command { std: "docker" "inspect" "47acc92320396128701ba57ff0cbfc21b8dc515067a49c65e245ddf1557df068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47acc92320396128701ba57ff0cbfc21b8dc515067a49c65e245ddf1557df068", kill_on_drop: false }`
[INFO] [stdout] 47acc92320396128701ba57ff0cbfc21b8dc515067a49c65e245ddf1557df068
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 0cdfb1771c2d1155aed6f70d849bdd4fb09d6ddcbdd80e6ac67c3750f47a7ad4
[INFO] running `Command { std: "docker" "start" "-a" "0cdfb1771c2d1155aed6f70d849bdd4fb09d6ddcbdd80e6ac67c3750f47a7ad4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sp-serializer v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "0cdfb1771c2d1155aed6f70d849bdd4fb09d6ddcbdd80e6ac67c3750f47a7ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cdfb1771c2d1155aed6f70d849bdd4fb09d6ddcbdd80e6ac67c3750f47a7ad4", kill_on_drop: false }`
[INFO] [stdout] 0cdfb1771c2d1155aed6f70d849bdd4fb09d6ddcbdd80e6ac67c3750f47a7ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 0844b169669e885be822e8ddcb699ae77eddc94073fa914308b61e1b32e7a988
[INFO] running `Command { std: "docker" "start" "-a" "0844b169669e885be822e8ddcb699ae77eddc94073fa914308b61e1b32e7a988", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sp_serializer-2ce947393e79c833)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sp-serializer
[INFO] [stdout] test result: ok. 0 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" "0844b169669e885be822e8ddcb699ae77eddc94073fa914308b61e1b32e7a988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0844b169669e885be822e8ddcb699ae77eddc94073fa914308b61e1b32e7a988", kill_on_drop: false }`
[INFO] [stdout] 0844b169669e885be822e8ddcb699ae77eddc94073fa914308b61e1b32e7a988