[INFO] fetching crate musty 0.5.2...
[INFO] testing musty-0.5.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate musty 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate musty 0.5.2
[INFO] finished tweaking crates.io crate musty 0.5.2
[INFO] tweaked toml for crates.io crate musty 0.5.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate musty 0.5.2 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 musty 0.5.2 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 cxxbridge-macro v1.0.86
[INFO] [stderr]   Downloaded musty-proc-macro v0.3.0
[INFO] [stderr]   Downloaded darling_core v0.14.2
[INFO] [stderr]   Downloaded darling_macro v0.14.2
[INFO] [stderr]   Downloaded pest_generator v2.5.3
[INFO] [stderr]   Downloaded darling v0.14.2
[INFO] [stderr]   Downloaded pest_meta v2.5.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.86
[INFO] [stderr]   Downloaded async-graphql-parser v5.0.5
[INFO] [stderr]   Downloaded cxx-build v1.0.86
[INFO] [stderr]   Downloaded async-graphql-derive v5.0.5
[INFO] [stderr]   Downloaded pest v2.5.3
[INFO] [stderr]   Downloaded os_info v3.5.1
[INFO] [stderr]   Downloaded mongodb v2.3.1
[INFO] [stderr]   Downloaded async-graphql v5.0.5
[INFO] [stderr]   Downloaded cxx v1.0.86
[INFO] [stderr]   Downloaded async-graphql-value v5.0.5
[INFO] [stderr]   Downloaded pest_derive v2.5.3
[INFO] [stderr]   Downloaded bson v2.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ab534b3861272294879c8d3377cf8f9df60af1d7fd838d787fb056a7f0045a39
[INFO] running `Command { std: "docker" "start" "-a" "ab534b3861272294879c8d3377cf8f9df60af1d7fd838d787fb056a7f0045a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab534b3861272294879c8d3377cf8f9df60af1d7fd838d787fb056a7f0045a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab534b3861272294879c8d3377cf8f9df60af1d7fd838d787fb056a7f0045a39", kill_on_drop: false }`
[INFO] [stdout] ab534b3861272294879c8d3377cf8f9df60af1d7fd838d787fb056a7f0045a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a75c90daeaffff760ee503c5b220a0b904b050804186a1c05d22800b1da35d28
[INFO] running `Command { std: "docker" "start" "-a" "a75c90daeaffff760ee503c5b220a0b904b050804186a1c05d22800b1da35d28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling once_cell v1.17.0
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling tokio v1.24.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling time-macros v0.2.6
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling ipnet v2.7.1
[INFO] [stderr]    Compiling rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling os_info v3.5.1
[INFO] [stderr]    Compiling stringprep v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling block-buffer v0.10.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling socket2 v0.4.7
[INFO] [stderr]    Compiling mio v0.8.5
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling rustc_version_runtime v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling md-5 v0.10.5
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling pbkdf2 v0.10.1
[INFO] [stderr]    Compiling sha-1 v0.10.1
[INFO] [stderr]    Compiling sha2 v0.10.6
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling chrono v0.4.23
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling darling_core v0.14.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling webpki-roots v0.22.6
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling enum-as-inner v0.4.0
[INFO] [stderr]    Compiling async-trait v0.1.61
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling typed-builder v0.10.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling darling_macro v0.14.2
[INFO] [stderr]    Compiling darling v0.14.2
[INFO] [stderr]    Compiling musty-proc-macro v0.3.0
[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 futures-executor v0.3.25
[INFO] [stderr]    Compiling futures v0.3.25
[INFO] [stderr]    Compiling trust-dns-proto v0.21.2
[INFO] [stderr]    Compiling tokio-rustls v0.23.4
[INFO] [stderr]    Compiling tokio-util v0.7.4
[INFO] [stderr]    Compiling trust-dns-resolver v0.21.2
[INFO] [stderr]    Compiling uuid v1.2.2
[INFO] [stderr]    Compiling serde_bytes v0.11.8
[INFO] [stderr]    Compiling serde_with v1.14.0
[INFO] [stderr]    Compiling bson v2.4.0
[INFO] [stderr]    Compiling mongodb v2.3.1
[INFO] [stderr]    Compiling musty v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `MustyCursor` is never used
[INFO] [stdout]  --> src/cursor.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait MustyCursor<M>
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "a75c90daeaffff760ee503c5b220a0b904b050804186a1c05d22800b1da35d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75c90daeaffff760ee503c5b220a0b904b050804186a1c05d22800b1da35d28", kill_on_drop: false }`
[INFO] [stdout] a75c90daeaffff760ee503c5b220a0b904b050804186a1c05d22800b1da35d28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 409752b02889e491e3ed2b436a532f98fc73a32b30a00ea21690926ed768fdbf
[INFO] running `Command { std: "docker" "start" "-a" "409752b02889e491e3ed2b436a532f98fc73a32b30a00ea21690926ed768fdbf", kill_on_drop: false }`
[INFO] [stdout] warning: trait `MustyCursor` is never used
[INFO] [stdout]  --> src/cursor.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait MustyCursor<M>
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling musty v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Bson`
[INFO] [stdout]  --> examples/mongo_custom_id_struct.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bson::{doc, Bson};
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MustyCursor` is never used
[INFO] [stdout]  --> src/cursor.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait MustyCursor<M>
[INFO] [stdout]   |           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.16s
[INFO] running `Command { std: "docker" "inspect" "409752b02889e491e3ed2b436a532f98fc73a32b30a00ea21690926ed768fdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "409752b02889e491e3ed2b436a532f98fc73a32b30a00ea21690926ed768fdbf", kill_on_drop: false }`
[INFO] [stdout] 409752b02889e491e3ed2b436a532f98fc73a32b30a00ea21690926ed768fdbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 412d168303bcbf7bd75bd533d799b2046a47b93475707b9933fca5e066f14b75
[INFO] running `Command { std: "docker" "start" "-a" "412d168303bcbf7bd75bd533d799b2046a47b93475707b9933fca5e066f14b75", kill_on_drop: false }`
[INFO] [stderr] warning: trait `MustyCursor` is never used
[INFO] [stderr]  --> src/cursor.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub trait MustyCursor<M>
[INFO] [stderr]   |           ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `musty` (lib) generated 1 warning
[INFO] [stderr] warning: `musty` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused import: `Bson`
[INFO] [stderr]  --> examples/mongo_custom_id_struct.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 | use bson::{doc, Bson};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `musty` (example "mongo_custom_id_struct") generated 1 warning (run `cargo fix --example "mongo_custom_id_struct"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/musty-3a2f11588d2f20cc)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test id::tests::serialize ... ok
[INFO] [stdout] test id::tests::deserialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests musty
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "412d168303bcbf7bd75bd533d799b2046a47b93475707b9933fca5e066f14b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "412d168303bcbf7bd75bd533d799b2046a47b93475707b9933fca5e066f14b75", kill_on_drop: false }`
[INFO] [stdout] 412d168303bcbf7bd75bd533d799b2046a47b93475707b9933fca5e066f14b75
