[INFO] fetching crate httparse 1.3.5...
[INFO] checking httparse-1.3.5 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate httparse 1.3.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate httparse 1.3.5 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate httparse 1.3.5
[INFO] finished tweaking crates.io crate httparse 1.3.5
[INFO] tweaked toml for crates.io crate httparse 1.3.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 66307b1157bde180d7f91387845b99dc7ffd8006de4187f4155191c9738450d2
[INFO] running `Command { std: "docker" "start" "-a" "66307b1157bde180d7f91387845b99dc7ffd8006de4187f4155191c9738450d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66307b1157bde180d7f91387845b99dc7ffd8006de4187f4155191c9738450d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66307b1157bde180d7f91387845b99dc7ffd8006de4187f4155191c9738450d2", kill_on_drop: false }`
[INFO] [stdout] 66307b1157bde180d7f91387845b99dc7ffd8006de4187f4155191c9738450d2
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] 94d5f20255a404b9c493d1fae73467176e772f3694171e140f3a07b7f84879cb
[INFO] running `Command { std: "docker" "start" "-a" "94d5f20255a404b9c493d1fae73467176e772f3694171e140f3a07b7f84879cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling httparse v1.3.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> build.rs:138:21
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let major = try!(num.parse::<u32>().map_err(|e| e.to_string()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> build.rs:147:21
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let minor = try!(num.parse::<u32>().map_err(|e| e.to_string()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> build.rs:156:21
[INFO] [stdout]     |
[INFO] [stdout] 156 |         let patch = try!(num.parse::<u32>().map_err(|e| e.to_string()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pico-sys v0.0.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "94d5f20255a404b9c493d1fae73467176e772f3694171e140f3a07b7f84879cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d5f20255a404b9c493d1fae73467176e772f3694171e140f3a07b7f84879cb", kill_on_drop: false }`
[INFO] [stdout] 94d5f20255a404b9c493d1fae73467176e772f3694171e140f3a07b7f84879cb