[INFO] fetching crate muffin 0.1.1... [INFO] testing muffin-0.1.1 against 1.91.0 for beta-1.92-2 [INFO] extracting crate muffin 0.1.1 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate muffin 0.1.1 [INFO] finished tweaking crates.io crate muffin 0.1.1 [INFO] tweaked toml for crates.io crate muffin 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate muffin 0.1.1 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate muffin 0.1.1 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustls-pemfile v0.3.0 [INFO] [stderr] Downloaded pbkdf2 v0.10.1 [INFO] [stderr] Downloaded ipconfig v0.3.1 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.90 [INFO] [stderr] Downloaded os_info v3.6.0 [INFO] [stderr] Downloaded expecting v0.4.0 [INFO] [stderr] Downloaded time-macros v0.2.6 [INFO] [stderr] Downloaded uuid v1.3.0 [INFO] [stderr] Downloaded serde_bytes v0.11.9 [INFO] [stderr] Downloaded time v0.3.17 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.90 [INFO] [stderr] Downloaded cxx-build v1.0.90 [INFO] [stderr] Downloaded bson v2.5.0 [INFO] [stderr] Downloaded cxx v1.0.90 [INFO] [stderr] Downloaded mongodb v2.3.1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3951eb133a5a279dd0b1b40349ea26c6841524de828ab184676d3d9f5d4dc633 [INFO] running `Command { std: "docker" "start" "-a" "3951eb133a5a279dd0b1b40349ea26c6841524de828ab184676d3d9f5d4dc633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3951eb133a5a279dd0b1b40349ea26c6841524de828ab184676d3d9f5d4dc633", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3951eb133a5a279dd0b1b40349ea26c6841524de828ab184676d3d9f5d4dc633", kill_on_drop: false }` [INFO] [stdout] 3951eb133a5a279dd0b1b40349ea26c6841524de828ab184676d3d9f5d4dc633 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd3cbaa013cd4d2a79cb4e0f5d5abb2fe9d08c1448831b6160402f044336b06a [INFO] running `Command { std: "docker" "start" "-a" "cd3cbaa013cd4d2a79cb4e0f5d5abb2fe9d08c1448831b6160402f044336b06a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.51 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling quote v1.0.23 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Compiling generic-array v0.14.6 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-core v0.3.26 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Compiling serde_derive v1.0.152 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling once_cell v1.17.1 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Compiling futures-channel v0.3.26 [INFO] [stderr] Compiling futures-task v0.3.26 [INFO] [stderr] Compiling futures-sink v0.3.26 [INFO] [stderr] Compiling unicode-normalization v0.1.22 [INFO] [stderr] Compiling tokio v1.25.0 [INFO] [stderr] Compiling futures-util v0.3.26 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling unicode-bidi v0.3.10 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling num_cpus v1.15.0 [INFO] [stderr] Compiling mio v0.8.6 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling bytes v1.4.0 [INFO] [stderr] Compiling futures-io v0.3.26 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.3 [INFO] [stderr] Compiling indexmap v1.9.2 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling digest v0.10.6 [INFO] [stderr] Compiling async-trait v0.1.64 [INFO] [stderr] Compiling thiserror v1.0.38 [INFO] [stderr] Compiling form_urlencoded v1.1.0 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling idna v0.3.0 [INFO] [stderr] Compiling ahash v0.7.6 [INFO] [stderr] Compiling rustls v0.20.8 [INFO] [stderr] Compiling itoa v1.0.5 [INFO] [stderr] Compiling match_cfg v0.1.0 [INFO] [stderr] Compiling time-core v0.1.0 [INFO] [stderr] Compiling serde_json v1.0.93 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling rustc_version_runtime v0.2.1 [INFO] [stderr] Compiling time-macros v0.2.6 [INFO] [stderr] Compiling hostname v0.3.1 [INFO] [stderr] Compiling url v2.3.1 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling cpufeatures v0.2.5 [INFO] [stderr] Compiling iana-time-zone v0.1.53 [INFO] [stderr] Compiling ryu v1.0.12 [INFO] [stderr] Compiling ipnet v2.7.1 [INFO] [stderr] Compiling data-encoding v2.3.3 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling chrono v0.4.23 [INFO] [stderr] Compiling resolv-conf v0.7.0 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling webpki v0.22.0 [INFO] [stderr] Compiling sct v0.7.0 [INFO] [stderr] Compiling time v0.3.17 [INFO] [stderr] Compiling webpki-roots v0.22.6 [INFO] [stderr] Compiling rustls-pemfile v0.3.0 [INFO] [stderr] Compiling sha-1 v0.10.1 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Compiling sha2 v0.10.6 [INFO] [stderr] Compiling pbkdf2 v0.10.1 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling md-5 v0.10.5 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling os_info v3.6.0 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling tokio-macros v1.8.2 [INFO] [stderr] Compiling futures-macro v0.3.26 [INFO] [stderr] Compiling thiserror-impl v1.0.38 [INFO] [stderr] Compiling enum-as-inner v0.4.0 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Compiling serde_with_macros v1.5.2 [INFO] [stderr] Compiling typed-builder v0.10.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Compiling futures-executor v0.3.26 [INFO] [stderr] Compiling futures v0.3.26 [INFO] [stderr] Compiling trust-dns-proto v0.21.2 [INFO] [stderr] Compiling tokio-util v0.7.7 [INFO] [stderr] Compiling tokio-rustls v0.23.4 [INFO] [stderr] Compiling uuid v1.3.0 [INFO] [stderr] Compiling serde_bytes v0.11.9 [INFO] [stderr] Compiling serde_with v1.14.0 [INFO] [stderr] Compiling trust-dns-resolver v0.21.2 [INFO] [stderr] Compiling bson v2.5.0 [INFO] [stderr] Compiling mongodb v2.3.1 [INFO] [stderr] Compiling muffin v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/types.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | Processed(LockedJob, Status), [INFO] [stdout] | --------- ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 16 - Processed(LockedJob, Status), [INFO] [stdout] 16 + Processed((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/types.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | Error(Error), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - Error(Error), [INFO] [stdout] 18 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 42s [INFO] running `Command { std: "docker" "inspect" "cd3cbaa013cd4d2a79cb4e0f5d5abb2fe9d08c1448831b6160402f044336b06a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd3cbaa013cd4d2a79cb4e0f5d5abb2fe9d08c1448831b6160402f044336b06a", kill_on_drop: false }` [INFO] [stdout] cd3cbaa013cd4d2a79cb4e0f5d5abb2fe9d08c1448831b6160402f044336b06a [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39a368fe198096da3bb46becf35fbd7b2d931b56f7b8fb358400ddb45e3870bb [INFO] running `Command { std: "docker" "start" "-a" "39a368fe198096da3bb46becf35fbd7b2d931b56f7b8fb358400ddb45e3870bb", kill_on_drop: false }` [INFO] [stderr] Compiling tokio v1.25.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.1 [INFO] [stderr] Compiling anyhow v1.0.69 [INFO] [stderr] Compiling expecting v0.4.0 [INFO] [stderr] Compiling trust-dns-proto v0.21.2 [INFO] [stderr] Compiling tokio-rustls v0.23.4 [INFO] [stderr] Compiling tokio-util v0.7.7 [INFO] [stderr] Compiling trust-dns-resolver v0.21.2 [INFO] [stderr] Compiling mongodb v2.3.1 [INFO] [stderr] Compiling muffin v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/types.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | Processed(LockedJob, Status), [INFO] [stdout] | --------- ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 16 - Processed(LockedJob, Status), [INFO] [stdout] 16 + Processed((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/types.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | Error(Error), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - Error(Error), [INFO] [stdout] 18 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `1` are never read [INFO] [stdout] --> src/types.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | Processed(LockedJob, Status), [INFO] [stdout] | --------- ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 16 - Processed(LockedJob, Status), [INFO] [stdout] 16 + Processed((), ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/types.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | Error(Error), [INFO] [stdout] | ----- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 18 - Error(Error), [INFO] [stdout] 18 + Error(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 05s [INFO] running `Command { std: "docker" "inspect" "39a368fe198096da3bb46becf35fbd7b2d931b56f7b8fb358400ddb45e3870bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39a368fe198096da3bb46becf35fbd7b2d931b56f7b8fb358400ddb45e3870bb", kill_on_drop: false }` [INFO] [stdout] 39a368fe198096da3bb46becf35fbd7b2d931b56f7b8fb358400ddb45e3870bb [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2b6ab584ccd691329a10ed9a58e1e8a90da21a81cbff45c50b858f156be73cec [INFO] running `Command { std: "docker" "start" "-a" "2b6ab584ccd691329a10ed9a58e1e8a90da21a81cbff45c50b858f156be73cec", kill_on_drop: false }` [INFO] [stderr] warning: fields `0` and `1` are never read [INFO] [stderr] --> src/types.rs:16:15 [INFO] [stderr] | [INFO] [stderr] 16 | Processed(LockedJob, Status), [INFO] [stderr] | --------- ^^^^^^^^^ ^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | fields in this variant [INFO] [stderr] | [INFO] [stderr] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stderr] | [INFO] [stderr] 16 - Processed(LockedJob, Status), [INFO] [stderr] 16 + Processed((), ()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/types.rs:18:11 [INFO] [stderr] | [INFO] [stderr] 18 | Error(Error), [INFO] [stderr] | ----- ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `ProcessJobsResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 18 - Error(Error), [INFO] [stderr] 18 + Error(()), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `muffin` (lib) generated 2 warnings [INFO] [stderr] warning: `muffin` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/muffin-d31a5c3264a39ea5) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test backoff::tests::exponential_fn ... ok [INFO] [stdout] test backoff::tests::linear_fn ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] Running tests/priority.rs (/opt/rustwide/target/debug/deps/priority-976fc2777f4d0b49) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::lowest_first ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::lowest_first stdout ---- [INFO] [stdout] Error: Mongo(Error { kind: ServerSelection { message: "Server selection timeout: No available servers. Topology: { Type: Unknown, Servers: [ { Address: localhost:27017, Type: Unknown, Error: Connection refused (os error 111) }, ] }" }, labels: {}, wire_version: None, source: None }) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::lowest_first [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 30.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--test priority` [INFO] running `Command { std: "docker" "inspect" "2b6ab584ccd691329a10ed9a58e1e8a90da21a81cbff45c50b858f156be73cec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b6ab584ccd691329a10ed9a58e1e8a90da21a81cbff45c50b858f156be73cec", kill_on_drop: false }` [INFO] [stdout] 2b6ab584ccd691329a10ed9a58e1e8a90da21a81cbff45c50b858f156be73cec