[INFO] fetching crate open-metrics-client-derive-text-encode 0.1.1...
[INFO] checking open-metrics-client-derive-text-encode-0.1.1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate open-metrics-client-derive-text-encode 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate open-metrics-client-derive-text-encode 0.1.1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate open-metrics-client-derive-text-encode 0.1.1
[INFO] finished tweaking crates.io crate open-metrics-client-derive-text-encode 0.1.1
[INFO] tweaked toml for crates.io crate open-metrics-client-derive-text-encode 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 883321d06c9120d2bab9e6dfb56cf0a73fae2b894eb605cc641bd538a70c6a27
[INFO] running `Command { std: "docker" "start" "-a" "883321d06c9120d2bab9e6dfb56cf0a73fae2b894eb605cc641bd538a70c6a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "883321d06c9120d2bab9e6dfb56cf0a73fae2b894eb605cc641bd538a70c6a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883321d06c9120d2bab9e6dfb56cf0a73fae2b894eb605cc641bd538a70c6a27", kill_on_drop: false }`
[INFO] [stdout] 883321d06c9120d2bab9e6dfb56cf0a73fae2b894eb605cc641bd538a70c6a27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35259fd5c5052594ac16089e27c8ad176fda20c7ce73779bf5d0779c428b9b4f
[INFO] running `Command { std: "docker" "start" "-a" "35259fd5c5052594ac16089e27c8ad176fda20c7ce73779bf5d0779c428b9b4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking open-metrics-client-derive-text-encode v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `open_metrics_client`
[INFO] [stdout]  --> tests/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use open_metrics_client::encoding::text::{encode, Encode};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `open_metrics_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `open_metrics_client`
[INFO] [stdout]  --> tests/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use open_metrics_client::metrics::counter::Counter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `open_metrics_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `open_metrics_client`
[INFO] [stdout]  --> tests/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use open_metrics_client::metrics::family::Family;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `open_metrics_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `open_metrics_client`
[INFO] [stdout]  --> tests/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use open_metrics_client::registry::Registry;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^ use of undeclared crate or module `open_metrics_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `encode` found for struct `remap_keyword_identifiers::Labels` in the current scope
[INFO] [stdout]   --> tests/lib.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     struct Labels {
[INFO] [stdout]    |     ------------- method `encode` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     labels.encode(&mut buffer);
[INFO] [stdout]    |            ^^^^^^ method not found in `Labels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `open-metrics-client-derive-text-encode` (test "lib") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "35259fd5c5052594ac16089e27c8ad176fda20c7ce73779bf5d0779c428b9b4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35259fd5c5052594ac16089e27c8ad176fda20c7ce73779bf5d0779c428b9b4f", kill_on_drop: false }`
[INFO] [stdout] 35259fd5c5052594ac16089e27c8ad176fda20c7ce73779bf5d0779c428b9b4f