[INFO] fetching crate littlefs2-sys 0.1.5...
[INFO] checking littlefs2-sys-0.1.5 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate littlefs2-sys 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate littlefs2-sys 0.1.5 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate littlefs2-sys 0.1.5
[INFO] finished tweaking crates.io crate littlefs2-sys 0.1.5
[INFO] tweaked toml for crates.io crate littlefs2-sys 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] fa6b11446a824efc683e5f6e2770b2b03c2e6a33193c8d8a08b395da7b1fc66c
[INFO] running `Command { std: "docker" "start" "-a" "fa6b11446a824efc683e5f6e2770b2b03c2e6a33193c8d8a08b395da7b1fc66c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa6b11446a824efc683e5f6e2770b2b03c2e6a33193c8d8a08b395da7b1fc66c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa6b11446a824efc683e5f6e2770b2b03c2e6a33193c8d8a08b395da7b1fc66c", kill_on_drop: false }`
[INFO] [stdout] fa6b11446a824efc683e5f6e2770b2b03c2e6a33193c8d8a08b395da7b1fc66c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--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] 1b01016272d65e69f1c26053fca240fd6e9de5741f321a4884f4aa693049d8f1
[INFO] running `Command { std: "docker" "start" "-a" "1b01016272d65e69f1c26053fca240fd6e9de5741f321a4884f4aa693049d8f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling littlefs2-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bindgen_test_layout___fsid_t` should have a snake case name
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/littlefs2-sys-1250dd006a0c578b/out/bindings.rs:3:5734
[INFO] [stdout]   |
[INFO] [stdout] 3 | ...} # [ test ] fn bindgen_test_layout___fsid_t ( ) { assert_eq ! ( :: core :: mem :: size_of :: < __fsid_t > ( ) , 8usize , concat ! ( "...
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `bindgen_test_layout_fsid_t`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.15s
[INFO] running `Command { std: "docker" "inspect" "1b01016272d65e69f1c26053fca240fd6e9de5741f321a4884f4aa693049d8f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b01016272d65e69f1c26053fca240fd6e9de5741f321a4884f4aa693049d8f1", kill_on_drop: false }`
[INFO] [stdout] 1b01016272d65e69f1c26053fca240fd6e9de5741f321a4884f4aa693049d8f1