[INFO] cloning repository https://github.com/rust-lang-nursery/rust-bindgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/rust-bindgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frust-bindgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frust-bindgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57db7232b784f0bd69b9a019923b0a5b30a3eeae
[INFO] [stderr] warning: refname 'HEAD' is ambiguous.
[INFO] checking rust-lang-nursery/rust-bindgen against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Frust-bindgen" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/rust-bindgen on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/rust-bindgen
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/rust-bindgen
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/rust-bindgen written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/rust-bindgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clang-sys v1.0.0
[INFO] [stderr]   Downloaded which v3.0.0
[INFO] [stderr]   Downloaded bitflags v1.2.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.4
[INFO] [stderr]   Downloaded libloading v0.6.2
[INFO] [stderr]   Downloaded env_logger v0.7.0
[INFO] [stderr]   Downloaded cexpr v0.4.0
[INFO] [stderr]   Downloaded diff v0.1.11
[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" "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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1856b86fdd3dbfd268e514439c364271cf506fa974cf065810ef6749fd8fe1c0
[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" "1856b86fdd3dbfd268e514439c364271cf506fa974cf065810ef6749fd8fe1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1856b86fdd3dbfd268e514439c364271cf506fa974cf065810ef6749fd8fe1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1856b86fdd3dbfd268e514439c364271cf506fa974cf065810ef6749fd8fe1c0", kill_on_drop: false }`
[INFO] [stdout] 1856b86fdd3dbfd268e514439c364271cf506fa974cf065810ef6749fd8fe1c0
[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" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] 90838b5560e1a7789e3a1dc8cbcd5f946af648d0747f0772c15fd23e5e238075
[INFO] running `Command { std: "docker" "start" "-a" "90838b5560e1a7789e3a1dc8cbcd5f946af648d0747f0772c15fd23e5e238075", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]    Compiling bindgen v0.55.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking diff v0.1.11
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking which v3.0.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling clang-sys v1.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking cexpr v0.4.0
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.99s
[INFO] running `Command { std: "docker" "inspect" "90838b5560e1a7789e3a1dc8cbcd5f946af648d0747f0772c15fd23e5e238075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90838b5560e1a7789e3a1dc8cbcd5f946af648d0747f0772c15fd23e5e238075", kill_on_drop: false }`
[INFO] [stdout] 90838b5560e1a7789e3a1dc8cbcd5f946af648d0747f0772c15fd23e5e238075