[INFO] fetching crate hydro2-mock 0.1.0...
[INFO] testing hydro2-mock-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate hydro2-mock 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hydro2-mock 0.1.0
[INFO] finished tweaking crates.io crate hydro2-mock 0.1.0
[INFO] tweaked toml for crates.io crate hydro2-mock 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hydro2-mock 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hydro2-mock 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fce2e7c2ea45c0d670cb089e6536596bc9c8d1f3964bdc3fea46e79a0875b9f9
[INFO] running `Command { std: "docker" "start" "-a" "fce2e7c2ea45c0d670cb089e6536596bc9c8d1f3964bdc3fea46e79a0875b9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fce2e7c2ea45c0d670cb089e6536596bc9c8d1f3964bdc3fea46e79a0875b9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fce2e7c2ea45c0d670cb089e6536596bc9c8d1f3964bdc3fea46e79a0875b9f9", kill_on_drop: false }`
[INFO] [stdout] fce2e7c2ea45c0d670cb089e6536596bc9c8d1f3964bdc3fea46e79a0875b9f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d947719cc8d02f9dd765b8361054378f410bcb2d0225691aee0e783d5c5e24
[INFO] running `Command { std: "docker" "start" "-a" "82d947719cc8d02f9dd765b8361054378f410bcb2d0225691aee0e783d5c5e24", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling export-magic v0.3.6
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling text-size v1.1.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling ra-ap-rustc_lexer v0.68.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling jod-thread v0.1.2
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling ra_ap_limit v0.0.237
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling rowan v0.15.15
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling triomphe v0.1.14
[INFO] [stderr]    Compiling cov-mark v2.0.0
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling ra-ap-rustc_lexer v0.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling ra_ap_text_edit v0.0.237
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling derive-error v0.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pbx v0.1.0
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling erased v0.1.2
[INFO] [stderr]    Compiling unsafe-erased v0.1.0
[INFO] [stderr]    Compiling tempfile v3.17.1
[INFO] [stderr]    Compiling serial_test_derive v0.5.1
[INFO] [stderr]    Compiling disable_macro v0.3.6
[INFO] [stderr]    Compiling delegate v0.10.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serial_test v0.5.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling getset v0.1.4
[INFO] [stderr]    Compiling async-trait v0.1.86
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling always-assert v0.2.0
[INFO] [stderr]    Compiling ra_ap_parser v0.0.237
[INFO] [stderr]    Compiling ra_ap_stdx v0.0.237
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling ra_ap_syntax v0.0.237
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tracing-serde v0.2.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling language-enum v0.1.0
[INFO] [stderr]    Compiling named-item v0.6.0
[INFO] [stderr]    Compiling named-item v0.1.0
[INFO] [stderr]    Compiling named-item-derive v0.2.0
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling scan-crate-for-typedefs v0.8.1
[INFO] [stderr]    Compiling tracing-setup v1.0.2
[INFO] [stderr]    Compiling hydro2-3p v0.1.0
[INFO] [stderr]    Compiling error-tree v0.3.7
[INFO] [stderr]    Compiling error-tree v0.6.0
[INFO] [stderr]    Compiling traced-test v1.0.2
[INFO] [stderr]    Compiling hydro2-operator v0.1.0
[INFO] [stderr]    Compiling hydro2-operator-derive v0.1.0
[INFO] [stderr]    Compiling hydro2-network-wire-derive v0.1.0
[INFO] [stderr]    Compiling hydro2-basic-operators v0.1.0
[INFO] [stderr]    Compiling hydro2-network v0.1.0
[INFO] [stderr]    Compiling hydro2-mock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/mock_network.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut net: Network<TestWireIO<i32>> = network!{
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut net = network!{Vec::new(),Vec::new()};
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_buf`
[INFO] [stdout]   --> src/mock_network.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let in_buf = if idx == 0 {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "82d947719cc8d02f9dd765b8361054378f410bcb2d0225691aee0e783d5c5e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d947719cc8d02f9dd765b8361054378f410bcb2d0225691aee0e783d5c5e24", kill_on_drop: false }`
[INFO] [stdout] 82d947719cc8d02f9dd765b8361054378f410bcb2d0225691aee0e783d5c5e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad786f0d97ff9dd385117a92907b5ca01cff3398a35425edeaec0fb1d52176ce
[INFO] running `Command { std: "docker" "start" "-a" "ad786f0d97ff9dd385117a92907b5ca01cff3398a35425edeaec0fb1d52176ce", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/mock_network.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut net: Network<TestWireIO<i32>> = network!{
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut net = network!{Vec::new(),Vec::new()};
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hydro2-mock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `in_buf`
[INFO] [stdout]   --> src/mock_network.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let in_buf = if idx == 0 {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_buf`
[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/mock_network.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut net: Network<TestWireIO<i32>> = network!{
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut net = network!{Vec::new(),Vec::new()};
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mock_network.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let mut net = network!{
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `in_buf`
[INFO] [stdout]   --> src/mock_network.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let in_buf = if idx == 0 {
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ad786f0d97ff9dd385117a92907b5ca01cff3398a35425edeaec0fb1d52176ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad786f0d97ff9dd385117a92907b5ca01cff3398a35425edeaec0fb1d52176ce", kill_on_drop: false }`
[INFO] [stdout] ad786f0d97ff9dd385117a92907b5ca01cff3398a35425edeaec0fb1d52176ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a30ecf24ed5a973c26ad8ce704c4476ca499da20ffa345e98dda4237477f2e7c
[INFO] running `Command { std: "docker" "start" "-a" "a30ecf24ed5a973c26ad8ce704c4476ca499da20ffa345e98dda4237477f2e7c", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/mock_network.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut net: Network<TestWireIO<i32>> = network!{
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/mock_network.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let mut net = network!{
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mock_network.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut net = network!{Vec::new(),Vec::new()};
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mock_network.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let mut net = network!{
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `in_buf`
[INFO] [stderr]   --> src/mock_network.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let in_buf = if idx == 0 {
[INFO] [stderr]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_in_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hydro2-mock` (lib) generated 5 warnings (run `cargo fix --lib -p hydro2-mock` to apply 5 suggestions)
[INFO] [stderr] warning: `hydro2-mock` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hydro2_mock-0ab5994ba5fd771b)
[INFO] [stderr]    Doc-tests hydro2_mock
[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] [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" "a30ecf24ed5a973c26ad8ce704c4476ca499da20ffa345e98dda4237477f2e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30ecf24ed5a973c26ad8ce704c4476ca499da20ffa345e98dda4237477f2e7c", kill_on_drop: false }`
[INFO] [stdout] a30ecf24ed5a973c26ad8ce704c4476ca499da20ffa345e98dda4237477f2e7c
