[INFO] fetching crate serde_traitobject 0.2.7...
[INFO] checking serde_traitobject-0.2.7 against master#9503ea19edbf01b9435e80e17d60ce1b88390116 for pr-81782
[INFO] extracting crate serde_traitobject 0.2.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate serde_traitobject 0.2.7 on toolchain 9503ea19edbf01b9435e80e17d60ce1b88390116
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_traitobject 0.2.7
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde_traitobject 0.2.7
[INFO] tweaked toml for crates.io crate serde_traitobject 0.2.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "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" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02c62d7b658dfefb946426d23d06cbac6d6c69bbb39a3eda427e3bbfae7b44ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "02c62d7b658dfefb946426d23d06cbac6d6c69bbb39a3eda427e3bbfae7b44ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c62d7b658dfefb946426d23d06cbac6d6c69bbb39a3eda427e3bbfae7b44ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c62d7b658dfefb946426d23d06cbac6d6c69bbb39a3eda427e3bbfae7b44ec", kill_on_drop: false }`
[INFO] [stdout] 02c62d7b658dfefb946426d23d06cbac6d6c69bbb39a3eda427e3bbfae7b44ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9503ea19edbf01b9435e80e17d60ce1b88390116" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64bf0b80f8354bd84d783b420305ec2e7c7605765a4f14fbca67c61d538c57da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64bf0b80f8354bd84d783b420305ec2e7c7605765a4f14fbca67c61d538c57da", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.70
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling wasm-bindgen v0.2.70
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling build_id v0.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling relative v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking metatype v0.2.0
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling serde_closure v0.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.20
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking as-slice v0.1.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.70
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.70
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling serde_closure_derive v0.3.2
[INFO] [stderr]     Checking palaver v0.2.8
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.70
[INFO] [stderr]     Checking js-sys v0.3.47
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.20
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.20
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking bincode v1.3.2
[INFO] [stderr]     Checking serde_json v1.0.63
[INFO] [stderr]     Checking serde_traitobject v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.74s
[INFO] running `Command { std: "docker" "inspect" "64bf0b80f8354bd84d783b420305ec2e7c7605765a4f14fbca67c61d538c57da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64bf0b80f8354bd84d783b420305ec2e7c7605765a4f14fbca67c61d538c57da", kill_on_drop: false }`
[INFO] [stdout] 64bf0b80f8354bd84d783b420305ec2e7c7605765a4f14fbca67c61d538c57da