[INFO] fetching crate rocket-config-codegen 0.0.4...
[INFO] checking rocket-config-codegen-0.0.4 against master#7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772 for pr-73084-1
[INFO] extracting crate rocket-config-codegen 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rocket-config-codegen 0.0.4 on toolchain 7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket-config-codegen 0.0.4
[INFO] finished tweaking crates.io crate rocket-config-codegen 0.0.4
[INFO] tweaked toml for crates.io crate rocket-config-codegen 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "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] 2ee7746cbca4fcb12f9d99bde49945666f193e1391cd61081c6ebbd17babb9f9
[INFO] running `Command { std: "docker" "start" "-a" "2ee7746cbca4fcb12f9d99bde49945666f193e1391cd61081c6ebbd17babb9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ee7746cbca4fcb12f9d99bde49945666f193e1391cd61081c6ebbd17babb9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee7746cbca4fcb12f9d99bde49945666f193e1391cd61081c6ebbd17babb9f9", kill_on_drop: false }`
[INFO] [stdout] 2ee7746cbca4fcb12f9d99bde49945666f193e1391cd61081c6ebbd17babb9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+7750c3d46bc19784adb1ee6e37a5ec7e4cd7e772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea1994b159897f42f1acffda3192f0c708eb375e4a802f523a84cff4d3b8321c
[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" "ea1994b159897f42f1acffda3192f0c708eb375e4a802f523a84cff4d3b8321c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling tinyvec v0.3.3
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling smallvec v1.4.0
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling indexmap v1.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling rocket_codegen v0.4.5
[INFO] [stderr]    Compiling rocket v0.4.5
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]     Checking syn v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]     Checking rocket-config-codegen v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![warn(rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]     Checking rocket_http v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling rocket-config-codegen v0.0.4
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![warn(rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.55
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking rocket-config v0.0.2
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]   --> src/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | extern crate proc_macro;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 | #![warn(rust_2018_idioms)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(unused_extern_crates)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 48s
[INFO] running `Command { std: "docker" "inspect" "ea1994b159897f42f1acffda3192f0c708eb375e4a802f523a84cff4d3b8321c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea1994b159897f42f1acffda3192f0c708eb375e4a802f523a84cff4d3b8321c", kill_on_drop: false }`
[INFO] [stdout] ea1994b159897f42f1acffda3192f0c708eb375e4a802f523a84cff4d3b8321c