[INFO] fetching crate single_use_seals 0.5.5...
[INFO] testing single_use_seals-0.5.5 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate single_use_seals 0.5.5 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate single_use_seals 0.5.5 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate single_use_seals 0.5.5
[INFO] finished tweaking crates.io crate single_use_seals 0.5.5
[INFO] tweaked toml for crates.io crate single_use_seals 0.5.5 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e38e853032845b2033c655cfe4494c70f926c0a255707372e78639925e1f306
[INFO] running `Command { std: "docker" "start" "-a" "4e38e853032845b2033c655cfe4494c70f926c0a255707372e78639925e1f306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e38e853032845b2033c655cfe4494c70f926c0a255707372e78639925e1f306", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e38e853032845b2033c655cfe4494c70f926c0a255707372e78639925e1f306", kill_on_drop: false }`
[INFO] [stdout] 4e38e853032845b2033c655cfe4494c70f926c0a255707372e78639925e1f306
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d47b324c4186d4c1eeffbe1b88ec8c24cebb42141e69233ccfaa4113cc22105
[INFO] running `Command { std: "docker" "start" "-a" "9d47b324c4186d4c1eeffbe1b88ec8c24cebb42141e69233ccfaa4113cc22105", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling amplify_syn v1.1.6
[INFO] [stderr]    Compiling amplify_derive v2.9.0
[INFO] [stderr]    Compiling single_use_seals v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.08s
[INFO] running `Command { std: "docker" "inspect" "9d47b324c4186d4c1eeffbe1b88ec8c24cebb42141e69233ccfaa4113cc22105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d47b324c4186d4c1eeffbe1b88ec8c24cebb42141e69233ccfaa4113cc22105", kill_on_drop: false }`
[INFO] [stdout] 9d47b324c4186d4c1eeffbe1b88ec8c24cebb42141e69233ccfaa4113cc22105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d99428e105ebecf5b86e07386a43edee72263888d4357be692738c4c2ba295ff
[INFO] running `Command { std: "docker" "start" "-a" "d99428e105ebecf5b86e07386a43edee72263888d4357be692738c4c2ba295ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling single_use_seals v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "d99428e105ebecf5b86e07386a43edee72263888d4357be692738c4c2ba295ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d99428e105ebecf5b86e07386a43edee72263888d4357be692738c4c2ba295ff", kill_on_drop: false }`
[INFO] [stdout] d99428e105ebecf5b86e07386a43edee72263888d4357be692738c4c2ba295ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a183e2e68f5da7c2d29ee137cea904985d7782086a16a37b981060160cbb9cbb
[INFO] running `Command { std: "docker" "start" "-a" "a183e2e68f5da7c2d29ee137cea904985d7782086a16a37b981060160cbb9cbb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/single_use_seals-de25668e390ebae7)
[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 single_use_seals
[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" "a183e2e68f5da7c2d29ee137cea904985d7782086a16a37b981060160cbb9cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a183e2e68f5da7c2d29ee137cea904985d7782086a16a37b981060160cbb9cbb", kill_on_drop: false }`
[INFO] [stdout] a183e2e68f5da7c2d29ee137cea904985d7782086a16a37b981060160cbb9cbb