[INFO] fetching crate interfacer-http-attribute 0.2.1...
[INFO] checking interfacer-http-attribute-0.2.1 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate interfacer-http-attribute 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate interfacer-http-attribute 0.2.1 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interfacer-http-attribute 0.2.1
[INFO] finished tweaking crates.io crate interfacer-http-attribute 0.2.1
[INFO] tweaked toml for crates.io crate interfacer-http-attribute 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 107932c6db26c66b09b2511787cbc97f57a2f5f37edd0a79f17e9bd999485623
[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" "107932c6db26c66b09b2511787cbc97f57a2f5f37edd0a79f17e9bd999485623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107932c6db26c66b09b2511787cbc97f57a2f5f37edd0a79f17e9bd999485623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107932c6db26c66b09b2511787cbc97f57a2f5f37edd0a79f17e9bd999485623", kill_on_drop: false }`
[INFO] [stdout] 107932c6db26c66b09b2511787cbc97f57a2f5f37edd0a79f17e9bd999485623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24ebe7ddcd172ae803e86e87ede94201270b36b42f3d871e976e19587d6ad339
[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" "24ebe7ddcd172ae803e86e87ede94201270b36b42f3d871e976e19587d6ad339", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking syn v1.0.60
[INFO] [stderr]     Checking interfacer-http-attribute v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "24ebe7ddcd172ae803e86e87ede94201270b36b42f3d871e976e19587d6ad339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ebe7ddcd172ae803e86e87ede94201270b36b42f3d871e976e19587d6ad339", kill_on_drop: false }`
[INFO] [stdout] 24ebe7ddcd172ae803e86e87ede94201270b36b42f3d871e976e19587d6ad339