[INFO] fetching crate cranelift-preopt 0.84.0...
[INFO] documenting cranelift-preopt-0.84.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cranelift-preopt 0.84.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cranelift-preopt 0.84.0 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 cranelift-preopt 0.84.0
[INFO] finished tweaking crates.io crate cranelift-preopt 0.84.0
[INFO] tweaked toml for crates.io crate cranelift-preopt 0.84.0 written to /workspace/builds/worker-14/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] dd6235a9082ce6c0866fe1a22c6592c44f267660d61788795eccf3c06c246e23
[INFO] running `Command { std: "docker" "start" "-a" "dd6235a9082ce6c0866fe1a22c6592c44f267660d61788795eccf3c06c246e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd6235a9082ce6c0866fe1a22c6592c44f267660d61788795eccf3c06c246e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6235a9082ce6c0866fe1a22c6592c44f267660d61788795eccf3c06c246e23", kill_on_drop: false }`
[INFO] [stdout] dd6235a9082ce6c0866fe1a22c6592c44f267660d61788795eccf3c06c246e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 90b6fa46497b7c6b17e1bd7b2c4b9ef6684c7dc405f1689dd5a9fd4cf7c3d8dc
[INFO] running `Command { std: "docker" "start" "-a" "90b6fa46497b7c6b17e1bd7b2c4b9ef6684c7dc405f1689dd5a9fd4cf7c3d8dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.84.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking cranelift-entity v0.84.0
[INFO] [stderr]     Checking slice-group-by v0.3.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.84.0
[INFO] [stderr]     Checking cranelift-bforest v0.84.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regalloc2 v0.1.3
[INFO] [stderr]    Compiling cranelift-codegen v0.84.0
[INFO] [stderr]  Documenting cranelift-preopt v0.84.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.51s
[INFO] running `Command { std: "docker" "inspect" "90b6fa46497b7c6b17e1bd7b2c4b9ef6684c7dc405f1689dd5a9fd4cf7c3d8dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b6fa46497b7c6b17e1bd7b2c4b9ef6684c7dc405f1689dd5a9fd4cf7c3d8dc", kill_on_drop: false }`
[INFO] [stdout] 90b6fa46497b7c6b17e1bd7b2c4b9ef6684c7dc405f1689dd5a9fd4cf7c3d8dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] bc8131636b7484959c69ccec7cff511169ec5fd49361365800665144476372c5
[INFO] running `Command { std: "docker" "start" "-a" "bc8131636b7484959c69ccec7cff511169ec5fd49361365800665144476372c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.84.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling target-lexicon v0.12.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking cranelift-entity v0.84.0
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking slice-group-by v0.3.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.84.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking cranelift-bforest v0.84.0
[INFO] [stderr]     Checking regalloc2 v0.1.3
[INFO] [stderr]    Compiling cranelift-codegen v0.84.0
[INFO] [stderr]  Documenting cranelift-preopt v0.84.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.31s
[INFO] running `Command { std: "docker" "inspect" "bc8131636b7484959c69ccec7cff511169ec5fd49361365800665144476372c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8131636b7484959c69ccec7cff511169ec5fd49361365800665144476372c5", kill_on_drop: false }`
[INFO] [stdout] bc8131636b7484959c69ccec7cff511169ec5fd49361365800665144476372c5