[INFO] fetching crate shredder 0.2.0...
[INFO] documenting shredder-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate shredder 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate shredder 0.2.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shredder 0.2.0
[INFO] finished tweaking crates.io crate shredder 0.2.0
[INFO] tweaked toml for crates.io crate shredder 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded crossbeam-deque v0.8.1
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.5
[INFO] [stderr]   Downloaded crossbeam v0.8.1
[INFO] [stderr]   Downloaded parking_lot v0.11.2
[INFO] [stderr]   Downloaded parking_lot_core v0.8.5
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.4
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded rental v0.5.6
[INFO] [stderr]   Downloaded serde_json v1.0.81
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded trybuild v1.0.61
[INFO] [stderr]   Downloaded paste v1.0.7
[INFO] [stderr]   Downloaded glob v0.3.0
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.8
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.8
[INFO] [stderr]   Downloaded shredder_derive v0.2.0
[INFO] [stderr]   Downloaded dynqueue v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 523bb186b6d4d3320417946aa34db1b6086e0e9e94ebcc711fb5ae3500183c1e
[INFO] running `Command { std: "docker" "start" "-a" "523bb186b6d4d3320417946aa34db1b6086e0e9e94ebcc711fb5ae3500183c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "523bb186b6d4d3320417946aa34db1b6086e0e9e94ebcc711fb5ae3500183c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523bb186b6d4d3320417946aa34db1b6086e0e9e94ebcc711fb5ae3500183c1e", kill_on_drop: false }`
[INFO] [stdout] 523bb186b6d4d3320417946aa34db1b6086e0e9e94ebcc711fb5ae3500183c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 09236da935b8f59f3956617b1ae29c7f9fa3f6e03ebef5b8fd8bc67e24c888e5
[INFO] running `Command { std: "docker" "start" "-a" "09236da935b8f59f3956617b1ae29c7f9fa3f6e03ebef5b8fd8bc67e24c888e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-queue v0.3.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking dynqueue v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling shredder_derive v0.2.0
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]  Documenting shredder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 8`
[INFO] running `Command { std: "docker" "inspect" "09236da935b8f59f3956617b1ae29c7f9fa3f6e03ebef5b8fd8bc67e24c888e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09236da935b8f59f3956617b1ae29c7f9fa3f6e03ebef5b8fd8bc67e24c888e5", kill_on_drop: false }`
[INFO] [stdout] 09236da935b8f59f3956617b1ae29c7f9fa3f6e03ebef5b8fd8bc67e24c888e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ff882b9c4e7dce4e8b6fe65e5422a7a4d4ef8619ce17c7a4106a7ad73954c51
[INFO] running `Command { std: "docker" "start" "-a" "4ff882b9c4e7dce4e8b6fe65e5422a7a4d4ef8619ce17c7a4106a7ad73954c51", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking dynqueue v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling shredder_derive v0.2.0
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]  Documenting shredder v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rental v0.5.6
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 9`
[INFO] running `Command { std: "docker" "inspect" "4ff882b9c4e7dce4e8b6fe65e5422a7a4d4ef8619ce17c7a4106a7ad73954c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff882b9c4e7dce4e8b6fe65e5422a7a4d4ef8619ce17c7a4106a7ad73954c51", kill_on_drop: false }`
[INFO] [stdout] 4ff882b9c4e7dce4e8b6fe65e5422a7a4d4ef8619ce17c7a4106a7ad73954c51