[INFO] fetching crate iron_reverse_proxy 0.1.1...
[INFO] checking iron_reverse_proxy-0.1.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate iron_reverse_proxy 0.1.1 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate iron_reverse_proxy 0.1.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iron_reverse_proxy 0.1.1
[INFO] finished tweaking crates.io crate iron_reverse_proxy 0.1.1
[INFO] tweaked toml for crates.io crate iron_reverse_proxy 0.1.1 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7b2ab86718b102344ce6846cd39a955cb8a98d83f93553e8e0ee756a8daaa4c
[INFO] running `Command { std: "docker" "start" "-a" "b7b2ab86718b102344ce6846cd39a955cb8a98d83f93553e8e0ee756a8daaa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7b2ab86718b102344ce6846cd39a955cb8a98d83f93553e8e0ee756a8daaa4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b2ab86718b102344ce6846cd39a955cb8a98d83f93553e8e0ee756a8daaa4c", kill_on_drop: false }`
[INFO] [stdout] b7b2ab86718b102344ce6846cd39a955cb8a98d83f93553e8e0ee756a8daaa4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fa426fee118d9cf7438f98465991b809d5d49e8a9589fff12242b499a63f25e
[INFO] running `Command { std: "docker" "start" "-a" "5fa426fee118d9cf7438f98465991b809d5d49e8a9589fff12242b499a63f25e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking iron v0.6.1
[INFO] [stderr]     Checking iron-test v0.6.0
[INFO] [stderr]     Checking iron_reverse_proxy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `Command { std: "docker" "inspect" "5fa426fee118d9cf7438f98465991b809d5d49e8a9589fff12242b499a63f25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fa426fee118d9cf7438f98465991b809d5d49e8a9589fff12242b499a63f25e", kill_on_drop: false }`
[INFO] [stdout] 5fa426fee118d9cf7438f98465991b809d5d49e8a9589fff12242b499a63f25e