[INFO] fetching crate rbtag_derive 0.3.0...
[INFO] testing rbtag_derive-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rbtag_derive 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rbtag_derive 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rbtag_derive 0.3.0
[INFO] finished tweaking crates.io crate rbtag_derive 0.3.0
[INFO] tweaked toml for crates.io crate rbtag_derive 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e0b93033455da88aea33c0862f566d6f681fa86d3f37a0ced3f35dd86c3e9a9
[INFO] running `Command { std: "docker" "start" "-a" "1e0b93033455da88aea33c0862f566d6f681fa86d3f37a0ced3f35dd86c3e9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e0b93033455da88aea33c0862f566d6f681fa86d3f37a0ced3f35dd86c3e9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0b93033455da88aea33c0862f566d6f681fa86d3f37a0ced3f35dd86c3e9a9", kill_on_drop: false }`
[INFO] [stdout] 1e0b93033455da88aea33c0862f566d6f681fa86d3f37a0ced3f35dd86c3e9a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d0dbb1909ada3f4e579053d064164f33e26054c22016dc637aea01008d2bce
[INFO] running `Command { std: "docker" "start" "-a" "f4d0dbb1909ada3f4e579053d064164f33e26054c22016dc637aea01008d2bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling rbtag_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "f4d0dbb1909ada3f4e579053d064164f33e26054c22016dc637aea01008d2bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d0dbb1909ada3f4e579053d064164f33e26054c22016dc637aea01008d2bce", kill_on_drop: false }`
[INFO] [stdout] f4d0dbb1909ada3f4e579053d064164f33e26054c22016dc637aea01008d2bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd63c1b6172cf0dd469fb626c57661549aace022b1ce49b9a9e623bdf015ebd
[INFO] running `Command { std: "docker" "start" "-a" "7bd63c1b6172cf0dd469fb626c57661549aace022b1ce49b9a9e623bdf015ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbtag_derive v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "7bd63c1b6172cf0dd469fb626c57661549aace022b1ce49b9a9e623bdf015ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd63c1b6172cf0dd469fb626c57661549aace022b1ce49b9a9e623bdf015ebd", kill_on_drop: false }`
[INFO] [stdout] 7bd63c1b6172cf0dd469fb626c57661549aace022b1ce49b9a9e623bdf015ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6d1e28278b0f36fe967c01b0e95c6dbf24f6e16c22b0b5962222fad42761b48
[INFO] running `Command { std: "docker" "start" "-a" "c6d1e28278b0f36fe967c01b0e95c6dbf24f6e16c22b0b5962222fad42761b48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbtag_derive-5a94324f5c2ad564)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbtag_derive
[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] [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" "c6d1e28278b0f36fe967c01b0e95c6dbf24f6e16c22b0b5962222fad42761b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d1e28278b0f36fe967c01b0e95c6dbf24f6e16c22b0b5962222fad42761b48", kill_on_drop: false }`
[INFO] [stdout] c6d1e28278b0f36fe967c01b0e95c6dbf24f6e16c22b0b5962222fad42761b48