[INFO] fetching crate cargo-bpf 1.1.2...
[INFO] documenting cargo-bpf-1.1.2 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate cargo-bpf 1.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate cargo-bpf 1.1.2 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-bpf 1.1.2
[INFO] finished tweaking crates.io crate cargo-bpf 1.1.2
[INFO] tweaked toml for crates.io crate cargo-bpf 1.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate cargo-bpf 1.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2cdc1eb8d131c53d067f4e3e90cfdbbe218e1f07300d375c67880c1652849c8
[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" "e2cdc1eb8d131c53d067f4e3e90cfdbbe218e1f07300d375c67880c1652849c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2cdc1eb8d131c53d067f4e3e90cfdbbe218e1f07300d375c67880c1652849c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cdc1eb8d131c53d067f4e3e90cfdbbe218e1f07300d375c67880c1652849c8", kill_on_drop: false }`
[INFO] [stdout] e2cdc1eb8d131c53d067f4e3e90cfdbbe218e1f07300d375c67880c1652849c8
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 128069ee4fdcc805e45c64098f476b46fef4228d6ef42aa22cdc3ce5f8f6e2e1
[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" "128069ee4fdcc805e45c64098f476b46fef4228d6ef42aa22cdc3ce5f8f6e2e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking zero v0.1.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]     Checking proc-macro2 v1.0.21
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking which v3.1.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]     Checking hexdump v0.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling llvm-sys v100.2.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stderr]     Checking toml_edit v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling bpf-sys v1.1.2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking redbpf v1.1.2
[INFO] [stderr]     Checking cargo-bpf v1.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cargo-bpf v1.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/new_program.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     features.push("probes");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "128069ee4fdcc805e45c64098f476b46fef4228d6ef42aa22cdc3ce5f8f6e2e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "128069ee4fdcc805e45c64098f476b46fef4228d6ef42aa22cdc3ce5f8f6e2e1", kill_on_drop: false }`
[INFO] [stdout] 128069ee4fdcc805e45c64098f476b46fef4228d6ef42aa22cdc3ce5f8f6e2e1
