[INFO] fetching crate rapi 0.1.0...
[INFO] checking rapi-0.1.0 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate rapi 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rapi 0.1.0 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapi 0.1.0
[INFO] finished tweaking crates.io crate rapi 0.1.0
[INFO] tweaked toml for crates.io crate rapi 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libR-sys v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebc8c974cf4de5596d693867bfce9c57993c0f03b9ef03663853cabcf8935e8a
[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" "ebc8c974cf4de5596d693867bfce9c57993c0f03b9ef03663853cabcf8935e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebc8c974cf4de5596d693867bfce9c57993c0f03b9ef03663853cabcf8935e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc8c974cf4de5596d693867bfce9c57993c0f03b9ef03663853cabcf8935e8a", kill_on_drop: false }`
[INFO] [stdout] ebc8c974cf4de5596d693867bfce9c57993c0f03b9ef03663853cabcf8935e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 061eb2b8b3ebace894edb1d845a252e1fc581124d458a16b8af22ff59485dfce
[INFO] running `Command { std: "docker" "start" "-a" "061eb2b8b3ebace894edb1d845a252e1fc581124d458a16b8af22ff59485dfce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling libR-sys v0.1.10
[INFO] [stderr]     Checking rapi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `libR_sys::*`
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | use libR_sys::*;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libR_sys::*`
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | use libR_sys::*;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 1m 10s
[INFO] running `Command { std: "docker" "inspect" "061eb2b8b3ebace894edb1d845a252e1fc581124d458a16b8af22ff59485dfce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "061eb2b8b3ebace894edb1d845a252e1fc581124d458a16b8af22ff59485dfce", kill_on_drop: false }`
[INFO] [stdout] 061eb2b8b3ebace894edb1d845a252e1fc581124d458a16b8af22ff59485dfce