[INFO] fetching crate qiniu-http-client 0.2.4... [INFO] checking qiniu-http-client-0.2.4 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1 [INFO] extracting crate qiniu-http-client 0.2.4 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate qiniu-http-client 0.2.4 [INFO] finished tweaking crates.io crate qiniu-http-client 0.2.4 [INFO] tweaked toml for crates.io crate qiniu-http-client 0.2.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate qiniu-http-client 0.2.4 on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 402 packages to latest compatible versions [INFO] [stderr] Adding async-once-cell v0.3.1 (available: v0.5.4) [INFO] [stderr] Adding async-std-resolver v0.22.0 (available: v0.24.4) [INFO] [stderr] Adding c-ares v7.8.0 (available: v11.1.0) [INFO] [stderr] Adding c-ares-resolver v7.6.0 (available: v10.1.0) [INFO] [stderr] Adding dashmap v5.5.3 (available: v6.1.0) [INFO] [stderr] Adding dirs v3.0.2 (available: v6.0.0) [INFO] [stderr] Adding dns-lookup v1.0.8 (available: v3.0.0) [INFO] [stderr] Adding env_logger v0.10.2 (available: v0.11.8) [INFO] [stderr] Adding fs4 v0.6.6 (available: v0.13.1) [INFO] [stderr] Adding md-5 v0.9.1 (available: v0.10.6) [INFO] [stderr] Adding num-rational v0.3.2 (available: v0.4.2) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] [stderr] Adding subtle v2.4.1 (available: v2.6.1) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] [stderr] Adding trust-dns-resolver v0.22.0 (available: v0.23.2) [INFO] [stderr] Adding trust-dns-server v0.22.1 (available: v0.23.2) [INFO] [stderr] Adding ureq v2.9.1 (available: v2.12.1) [INFO] [stderr] Adding warp v0.3.7 (available: v0.4.2) [INFO] [stderr] Adding windows-sys v0.48.0 (available: v0.61.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 362271443d51e2e5492dfe69b13a1218fe9364e18972043a5889cd6e2c402118 [INFO] running `Command { std: "docker" "start" "-a" "362271443d51e2e5492dfe69b13a1218fe9364e18972043a5889cd6e2c402118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "362271443d51e2e5492dfe69b13a1218fe9364e18972043a5889cd6e2c402118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "362271443d51e2e5492dfe69b13a1218fe9364e18972043a5889cd6e2c402118", kill_on_drop: false }` [INFO] [stdout] 362271443d51e2e5492dfe69b13a1218fe9364e18972043a5889cd6e2c402118 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b8d880364c59024e0a8e536fe9bc918215bf28ad2d78094f2bd04221c7e06ba [INFO] running `Command { std: "docker" "start" "-a" "7b8d880364c59024e0a8e536fe9bc918215bf28ad2d78094f2bd04221c7e06ba", kill_on_drop: false }` [INFO] [stderr] Checking log v0.4.28 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking signal-hook-registry v1.4.6 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking smallstr v0.3.1 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Compiling auto_impl v1.3.0 [INFO] [stderr] Checking assert-impl v0.1.3 [INFO] [stderr] Compiling rustls v0.21.12 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Compiling qiniu-http v0.2.4 [INFO] [stderr] Compiling dyn-clonable-impl v0.9.2 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling enum-as-inner v0.5.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking ring v0.17.14 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking serde_json v1.0.145 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling multer v2.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking dyn-clonable v0.9.2 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking webpki-roots v0.25.4 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking time v0.3.44 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking url v2.5.7 [INFO] [stderr] Checking qiniu-utils v0.2.4 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking dirs-sys v0.3.7 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking toml v0.5.11 [INFO] [stderr] Checking headers v0.3.9 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking getrandom v0.3.4 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking dns-lookup v1.0.8 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Checking md-5 v0.9.1 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking qiniu-credential v0.2.4 [INFO] [stderr] Compiling duplicate v0.2.9 [INFO] [stderr] Checking humantime v2.3.0 [INFO] [stderr] Checking tungstenite v0.21.0 [INFO] [stderr] Checking tempfile v3.23.0 [INFO] [stderr] Checking async-std v1.13.2 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking qiniu-upload-token v0.2.4 [INFO] [stderr] Checking fs4 v0.6.6 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking ureq v2.9.1 [INFO] [stderr] Checking qiniu-ureq v0.2.4 [INFO] [stderr] Checking tokio-util v0.7.16 [INFO] [stderr] Checking trust-dns-proto v0.22.0 [INFO] [stderr] Checking tokio-tungstenite v0.21.0 [INFO] [stderr] Checking qiniu-http-client v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `indirect_structural_match` has been removed: converted into hard error, see RFC #3535 for more information [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | indirect_structural_match, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `md5::digest::generic_array::GenericArray`: please upgrade to generic-array 1.x [INFO] [stdout] --> src/regions/cache_key.rs:3:29 [INFO] [stdout] | [INFO] [stdout] 3 | digest::{generic_array::GenericArray, FixedOutputDirty}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `md5::digest::generic_array::GenericArray`: please upgrade to generic-array 1.x [INFO] [stdout] --> src/regions/cache_key.rs:14:17 [INFO] [stdout] | [INFO] [stdout] 14 | type Md5Value = GenericArray::OutputSize>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `md5::digest::generic_array::GenericArray`: please upgrade to generic-array 1.x [INFO] [stdout] --> src/regions/endpoints_provider/endpoints.rs:9:29 [INFO] [stdout] | [INFO] [stdout] 9 | digest::{generic_array::GenericArray, FixedOutputDirty}, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated struct `md5::digest::generic_array::GenericArray`: please upgrade to generic-array 1.x [INFO] [stdout] --> src/regions/endpoints_provider/endpoints.rs:16:17 [INFO] [stdout] | [INFO] [stdout] 16 | type Md5Value = GenericArray::OutputSize>; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking h2 v0.3.27 [INFO] [stdout] warning: trait `CacheController` is never used [INFO] [stdout] --> src/cache/traits.rs:20:18 [INFO] [stdout] | [INFO] [stdout] 20 | pub(crate) trait CacheController { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ClearAll` is never constructed [INFO] [stdout] --> src/cache/traits.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 134 | pub(super) enum PersistentCacheCommand { [INFO] [stdout] | ---------------------- variant in this enum [INFO] [stdout] 135 | Append(PersistentCacheEntry), [INFO] [stdout] 136 | ClearAll, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/context.rs:59:20 [INFO] [stdout] | [INFO] [stdout] 59 | fn query_pairs(&self) -> &[QueryPair] { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | fn query_pairs(&self) -> &[QueryPair<'_>] { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/context.rs:74:22 [INFO] [stdout] | [INFO] [stdout] 74 | fn authorization(&self) -> Option<&Authorization> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 74 | fn authorization(&self) -> Option<&Authorization<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/extended.rs:92:20 [INFO] [stdout] | [INFO] [stdout] 92 | fn query_pairs(&self) -> &[QueryPair] { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 92 | fn query_pairs(&self) -> &[QueryPair<'_>] { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/extended.rs:107:22 [INFO] [stdout] | [INFO] [stdout] 107 | fn authorization(&self) -> Option<&Authorization> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 107 | fn authorization(&self) -> Option<&Authorization<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/simplified.rs:27:20 [INFO] [stdout] | [INFO] [stdout] 27 | fn query_pairs(&self) -> &[QueryPair]; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 27 | fn query_pairs(&self) -> &[QueryPair<'_>]; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/callback/simplified.rs:36:22 [INFO] [stdout] | [INFO] [stdout] 36 | fn authorization(&self) -> Option<&Authorization>; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 36 | fn authorization(&self) -> Option<&Authorization<'_>>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/request/builder.rs:906:20 [INFO] [stdout] | [INFO] [stdout] 906 | fn query_pairs(&self) -> &[QueryPair] { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 906 | fn query_pairs(&self) -> &[QueryPair<'_>] { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/request/builder.rs:921:22 [INFO] [stdout] | [INFO] [stdout] 921 | fn authorization(&self) -> Option<&Authorization> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 921 | fn authorization(&self) -> Option<&Authorization<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/client/request/built.rs:104:20 [INFO] [stdout] | [INFO] [stdout] 104 | fn query_pairs(&self) -> &[QueryPair] { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] | | | | [INFO] [stdout] | | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 104 | fn query_pairs(&self) -> &[QueryPair<'_>] { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking trust-dns-client v0.22.0 [INFO] [stderr] Checking trust-dns-server v0.22.1 [INFO] [stderr] Checking hyper v0.14.32 [INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-0.14.32/src/proto/h2/mod.rs:451:5 [INFO] [stdout] | [INFO] [stdout] 451 | impossible: Impossible, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future. [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "7b8d880364c59024e0a8e536fe9bc918215bf28ad2d78094f2bd04221c7e06ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b8d880364c59024e0a8e536fe9bc918215bf28ad2d78094f2bd04221c7e06ba", kill_on_drop: false }` [INFO] [stdout] 7b8d880364c59024e0a8e536fe9bc918215bf28ad2d78094f2bd04221c7e06ba