[INFO] fetching crate hexavalent 0.1.6...
[INFO] checking hexavalent-0.1.6 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate hexavalent 0.1.6 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate hexavalent 0.1.6 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexavalent 0.1.6
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hexavalent 0.1.6
[INFO] tweaked toml for crates.io crate hexavalent 0.1.6 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate hexavalent 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74e46f0070f48c618edf6c0e65dbaa4717c3cd18129fc08eaf7afd45fd2da05d
[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" "74e46f0070f48c618edf6c0e65dbaa4717c3cd18129fc08eaf7afd45fd2da05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74e46f0070f48c618edf6c0e65dbaa4717c3cd18129fc08eaf7afd45fd2da05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e46f0070f48c618edf6c0e65dbaa4717c3cd18129fc08eaf7afd45fd2da05d", kill_on_drop: false }`
[INFO] [stdout] 74e46f0070f48c618edf6c0e65dbaa4717c3cd18129fc08eaf7afd45fd2da05d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79dc4c749f812dca0843cf4525e98ba1b5760d3b08fd413d68719d5aaba56017
[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" "79dc4c749f812dca0843cf4525e98ba1b5760d3b08fd413d68719d5aaba56017", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling standback v0.2.14
[INFO] [stderr]    Compiling time v0.2.24
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking hexavalent v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     missing_doc_code_examples,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `missing_doc_code_examples` has been removed: use `rustdoc::missing_doc_code_examples` instead
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     missing_doc_code_examples,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.05s
[INFO] running `Command { std: "docker" "inspect" "79dc4c749f812dca0843cf4525e98ba1b5760d3b08fd413d68719d5aaba56017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79dc4c749f812dca0843cf4525e98ba1b5760d3b08fd413d68719d5aaba56017", kill_on_drop: false }`
[INFO] [stdout] 79dc4c749f812dca0843cf4525e98ba1b5760d3b08fd413d68719d5aaba56017