[INFO] fetching crate trust-dns-https 0.19.5...
[INFO] checking trust-dns-https-0.19.5 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate trust-dns-https 0.19.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate trust-dns-https 0.19.5 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trust-dns-https 0.19.5
[INFO] finished tweaking crates.io crate trust-dns-https 0.19.5
[INFO] tweaked toml for crates.io crate trust-dns-https 0.19.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 599c98f069690e98fe8c383193143d85be03837ee9f12883b7fe705dc9f898e3
[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" "599c98f069690e98fe8c383193143d85be03837ee9f12883b7fe705dc9f898e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "599c98f069690e98fe8c383193143d85be03837ee9f12883b7fe705dc9f898e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599c98f069690e98fe8c383193143d85be03837ee9f12883b7fe705dc9f898e3", kill_on_drop: false }`
[INFO] [stdout] 599c98f069690e98fe8c383193143d85be03837ee9f12883b7fe705dc9f898e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcfd5cfae1a73b39e60becc3bf64e8cfb19b1dde064b651ba2716e50bf44f827
[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" "bcfd5cfae1a73b39e60becc3bf64e8cfb19b1dde064b651ba2716e50bf44f827", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking typed-headers v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.19.5
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking trust-dns-rustls v0.19.5
[INFO] [stderr]     Checking trust-dns-https v0.19.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/https_client_stream.rs:492:13
[INFO] [stdout]     |
[INFO] [stdout] 492 |             mem::replace(self.as_mut().deref_mut(), next);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/https_client_stream.rs:492:13
[INFO] [stdout]     |
[INFO] [stdout] 492 |             mem::replace(self.as_mut().deref_mut(), next);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.12s
[INFO] running `Command { std: "docker" "inspect" "bcfd5cfae1a73b39e60becc3bf64e8cfb19b1dde064b651ba2716e50bf44f827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcfd5cfae1a73b39e60becc3bf64e8cfb19b1dde064b651ba2716e50bf44f827", kill_on_drop: false }`
[INFO] [stdout] bcfd5cfae1a73b39e60becc3bf64e8cfb19b1dde064b651ba2716e50bf44f827