[INFO] fetching crate criterion-cycles-per-byte 0.1.1...
[INFO] documenting criterion-cycles-per-byte-0.1.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate criterion-cycles-per-byte 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate criterion-cycles-per-byte 0.1.1 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate criterion-cycles-per-byte 0.1.1
[INFO] finished tweaking crates.io crate criterion-cycles-per-byte 0.1.1
[INFO] tweaked toml for crates.io crate criterion-cycles-per-byte 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c62db50fe7350c613cd73365f06d90d35beaa1211702786897b6371d145a6b81
[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" "c62db50fe7350c613cd73365f06d90d35beaa1211702786897b6371d145a6b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c62db50fe7350c613cd73365f06d90d35beaa1211702786897b6371d145a6b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62db50fe7350c613cd73365f06d90d35beaa1211702786897b6371d145a6b81", kill_on_drop: false }`
[INFO] [stdout] c62db50fe7350c613cd73365f06d90d35beaa1211702786897b6371d145a6b81
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 445085f51f345bf3fc2c548f3019f5cde0b35d10cfdc7ad82ba33a6b3319f763
[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" "445085f51f345bf3fc2c548f3019f5cde0b35d10cfdc7ad82ba33a6b3319f763", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.56
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]  Documenting criterion-cycles-per-byte v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.58s
[INFO] running `Command { std: "docker" "inspect" "445085f51f345bf3fc2c548f3019f5cde0b35d10cfdc7ad82ba33a6b3319f763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "445085f51f345bf3fc2c548f3019f5cde0b35d10cfdc7ad82ba33a6b3319f763", kill_on_drop: false }`
[INFO] [stdout] 445085f51f345bf3fc2c548f3019f5cde0b35d10cfdc7ad82ba33a6b3319f763