[INFO] crate i2p_snow 0.5.1 is already in cache
[INFO] documenting i2p_snow-0.5.1 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate i2p_snow 0.5.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate i2p_snow 0.5.1 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate i2p_snow 0.5.1
[INFO] finished tweaking crates.io crate i2p_snow 0.5.1
[INFO] tweaked toml for crates.io crate i2p_snow 0.5.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 221b2e8b25c7e428afb865d62dbe2b016caa14d8df07c06e000521584200089e
[INFO] running `Command { std: "docker" "start" "-a" "221b2e8b25c7e428afb865d62dbe2b016caa14d8df07c06e000521584200089e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "221b2e8b25c7e428afb865d62dbe2b016caa14d8df07c06e000521584200089e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221b2e8b25c7e428afb865d62dbe2b016caa14d8df07c06e000521584200089e", kill_on_drop: false }`
[INFO] [stdout] 221b2e8b25c7e428afb865d62dbe2b016caa14d8df07c06e000521584200089e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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] 6a708dba4dc458040b8cec8ec7906a2a374219140adec2caf6d2a45143af2977
[INFO] running `Command { std: "docker" "start" "-a" "6a708dba4dc458040b8cec8ec7906a2a374219140adec2caf6d2a45143af2977", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking static_slice v0.0.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling i2p_snow v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking backtrace v0.3.49
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking x25519-dalek v0.4.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting i2p_snow v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.19s
[INFO] running `Command { std: "docker" "inspect" "6a708dba4dc458040b8cec8ec7906a2a374219140adec2caf6d2a45143af2977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a708dba4dc458040b8cec8ec7906a2a374219140adec2caf6d2a45143af2977", kill_on_drop: false }`
[INFO] [stdout] 6a708dba4dc458040b8cec8ec7906a2a374219140adec2caf6d2a45143af2977