[INFO] fetching crate scatterbrain 0.0.1...
[INFO] testing scatterbrain-0.0.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate scatterbrain 0.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate scatterbrain 0.0.1
[INFO] finished tweaking crates.io crate scatterbrain 0.0.1
[INFO] tweaked toml for crates.io crate scatterbrain 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scatterbrain 0.0.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate scatterbrain 0.0.1 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a03ce920ac148553b48deeef07ce0d2c38b5f34d060cb351de06a9e755e294e
[INFO] running `Command { std: "docker" "start" "-a" "3a03ce920ac148553b48deeef07ce0d2c38b5f34d060cb351de06a9e755e294e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a03ce920ac148553b48deeef07ce0d2c38b5f34d060cb351de06a9e755e294e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a03ce920ac148553b48deeef07ce0d2c38b5f34d060cb351de06a9e755e294e", kill_on_drop: false }`
[INFO] [stdout] 3a03ce920ac148553b48deeef07ce0d2c38b5f34d060cb351de06a9e755e294e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a712d75992739ed30c2a13a5b0886aec132dc5d6590c8e0a04531b3d4dd4331
[INFO] running `Command { std: "docker" "start" "-a" "6a712d75992739ed30c2a13a5b0886aec132dc5d6590c8e0a04531b3d4dd4331", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling cc v1.2.29
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling prettyplease v0.2.35
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tinyvec v1.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rusqlite_migration v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.25
[INFO] [stderr]    Compiling hex-conservative v0.1.2
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling anstyle-query v1.1.3
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling bitcoin_hashes v0.13.0
[INFO] [stderr]    Compiling anstream v0.6.19
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling if-addrs v0.13.4
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling mdns-sd v0.11.5
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling hashlink v0.9.1
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling salsa20 v0.10.2
[INFO] [stderr]    Compiling chacha20 v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling zerovec v0.11.2
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling scatterbrain v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling bip39 v2.2.0
[INFO] [stderr]    Compiling dryoc v0.6.2
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling rusqlite v0.32.1
[INFO] [stdout] warning: feature `allocator_api` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "6a712d75992739ed30c2a13a5b0886aec132dc5d6590c8e0a04531b3d4dd4331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a712d75992739ed30c2a13a5b0886aec132dc5d6590c8e0a04531b3d4dd4331", kill_on_drop: false }`
[INFO] [stdout] 6a712d75992739ed30c2a13a5b0886aec132dc5d6590c8e0a04531b3d4dd4331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae32190b4d1b1eea2465b90aaf386c8ec12f2875404e974b2e016a0343875cf
[INFO] running `Command { std: "docker" "start" "-a" "fae32190b4d1b1eea2465b90aaf386c8ec12f2875404e974b2e016a0343875cf", kill_on_drop: false }`
[INFO] [stdout] warning: feature `allocator_api` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scatterbrain v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]    --> src/api/serialize.rs:401:9
[INFO] [stdout]     |
[INFO] [stdout] 401 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CryptoMessageWrapper`, `GetMessagesCmd`, and `MessageResponse`
[INFO] [stdout]    --> src/api/serialize.rs:408:18
[INFO] [stdout]     |
[INFO] [stdout] 408 |         crypto::{CryptoMessageWrapper, KxSession},
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 409 |         types::{GetMessagesCmd, MessageResponse},
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::sync::RwLock`
[INFO] [stdout]    --> src/api/serialize.rs:415:9
[INFO] [stdout]     |
[INFO] [stdout] 415 |     use tokio::sync::RwLock;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/api/response.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 |         let m = Message::from_vec(v, "newsnet".to_owned());
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api/serialize.rs:590:13
[INFO] [stdout]     |
[INFO] [stdout] 590 |         let mut client = ProtoStream::new(client);
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]    --> src/api/serialize.rs:613:13
[INFO] [stdout]     |
[INFO] [stdout] 613 |         let v = session
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `allocator_api` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(allocator_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `Command { std: "docker" "inspect" "fae32190b4d1b1eea2465b90aaf386c8ec12f2875404e974b2e016a0343875cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae32190b4d1b1eea2465b90aaf386c8ec12f2875404e974b2e016a0343875cf", kill_on_drop: false }`
[INFO] [stdout] fae32190b4d1b1eea2465b90aaf386c8ec12f2875404e974b2e016a0343875cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60dabe86c63f5e0e6ae2b04194d3707dbf5bbfd357f471db2bfec22f2e9065b4
[INFO] running `Command { std: "docker" "start" "-a" "60dabe86c63f5e0e6ae2b04194d3707dbf5bbfd357f471db2bfec22f2e9065b4", kill_on_drop: false }`
[INFO] [stderr] warning: feature `allocator_api` is declared but not used
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(allocator_api)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::Arc`
[INFO] [stderr]    --> src/api/serialize.rs:401:9
[INFO] [stderr]     |
[INFO] [stderr] 401 |     use std::sync::Arc;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `CryptoMessageWrapper`, `GetMessagesCmd`, and `MessageResponse`
[INFO] [stderr]    --> src/api/serialize.rs:408:18
[INFO] [stderr]     |
[INFO] [stderr] 408 |         crypto::{CryptoMessageWrapper, KxSession},
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 409 |         types::{GetMessagesCmd, MessageResponse},
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tokio::sync::RwLock`
[INFO] [stderr]    --> src/api/serialize.rs:415:9
[INFO] [stderr]     |
[INFO] [stderr] 415 |     use tokio::sync::RwLock;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/api/response.rs:166:13
[INFO] [stderr]     |
[INFO] [stderr] 166 |         let m = Message::from_vec(v, "newsnet".to_owned());
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/api/serialize.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |         let mut client = ProtoStream::new(client);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `v`
[INFO] [stderr]    --> src/api/serialize.rs:613:13
[INFO] [stderr]     |
[INFO] [stderr] 613 |         let v = session
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stderr] 
[INFO] [stderr] warning: `scatterbrain` (lib) generated 1 warning
[INFO] [stderr] warning: `scatterbrain` (lib test) generated 7 warnings (1 duplicate) (run `cargo fix --lib -p scatterbrain --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scatterbrain-548eb78bbba977b9)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test api::response::test::from_vec ... ok
[INFO] [stdout] test crypto::tests::hash_as_uuid_test ... ok
[INFO] [stdout] test api::serialize::test::test_readwrite_sync ... ok
[INFO] [stdout] test api::serialize::test::test_readwrite ... ok
[INFO] [stdout] test api::serialize::test::test_kotlin_ack ... ok
[INFO] [stdout] test api::serialize::test::test_readwrite_multiple ... ok
[INFO] [stdout] test crypto::tests::crypto_message ... ok
[INFO] [stdout] test api::serialize::test::bad_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scatterbrain
[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" "60dabe86c63f5e0e6ae2b04194d3707dbf5bbfd357f471db2bfec22f2e9065b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60dabe86c63f5e0e6ae2b04194d3707dbf5bbfd357f471db2bfec22f2e9065b4", kill_on_drop: false }`
[INFO] [stdout] 60dabe86c63f5e0e6ae2b04194d3707dbf5bbfd357f471db2bfec22f2e9065b4
