[INFO] fetching crate cloud-dns 0.10.0...
[INFO] checking cloud-dns-0.10.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cloud-dns 0.10.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cloud-dns 0.10.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloud-dns 0.10.0
[INFO] finished tweaking crates.io crate cloud-dns 0.10.0
[INFO] tweaked toml for crates.io crate cloud-dns 0.10.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cloud-dns 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.6.1
[INFO] [stderr]   Downloaded tokio-macros v1.5.0
[INFO] [stderr]   Downloaded pin-project-internal v1.0.8
[INFO] [stderr]   Downloaded tower v0.4.10
[INFO] [stderr]   Downloaded async-trait v0.1.51
[INFO] [stderr]   Downloaded ct-logs v0.8.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.5
[INFO] [stderr]   Downloaded cc v1.0.71
[INFO] [stderr]   Downloaded serde_json v1.0.68
[INFO] [stderr]   Downloaded pin-project v1.0.8
[INFO] [stderr]   Downloaded tower-http v0.1.1
[INFO] [stderr]   Downloaded tame-oauth v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e5fc2b0d0921096bcd3a9795ab77c00991dd6cdabf109ce1a7192fa06c08774
[INFO] running `Command { std: "docker" "start" "-a" "4e5fc2b0d0921096bcd3a9795ab77c00991dd6cdabf109ce1a7192fa06c08774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e5fc2b0d0921096bcd3a9795ab77c00991dd6cdabf109ce1a7192fa06c08774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e5fc2b0d0921096bcd3a9795ab77c00991dd6cdabf109ce1a7192fa06c08774", kill_on_drop: false }`
[INFO] [stdout] 4e5fc2b0d0921096bcd3a9795ab77c00991dd6cdabf109ce1a7192fa06c08774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 200914d4ba3b44dbac312849cbc9ac9d20b27831953e1b0ff43e618eb579d74a
[INFO] running `Command { std: "docker" "start" "-a" "200914d4ba3b44dbac312849cbc9ac9d20b27831953e1b0ff43e618eb579d74a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking twox-hash v1.6.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking ct-logs v0.8.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking tower-http v0.1.1
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking h2 v0.3.7
[INFO] [stderr]     Checking tower v0.4.10
[INFO] [stderr]     Checking serde_path_to_error v0.1.5
[INFO] [stderr]     Checking tame-oauth v0.6.0
[INFO] [stderr]     Checking hyper v0.14.13
[INFO] [stderr]     Checking hyper-rustls v0.22.1
[INFO] [stderr]     Checking cloud-dns v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `project_id` is never read
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct DnsClient {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     project_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsClient` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `project_id` is never read
[INFO] [stdout]   --> src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct DnsClient {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     project_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DnsClient` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.98s
[INFO] running `Command { std: "docker" "inspect" "200914d4ba3b44dbac312849cbc9ac9d20b27831953e1b0ff43e618eb579d74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "200914d4ba3b44dbac312849cbc9ac9d20b27831953e1b0ff43e618eb579d74a", kill_on_drop: false }`
[INFO] [stdout] 200914d4ba3b44dbac312849cbc9ac9d20b27831953e1b0ff43e618eb579d74a