[INFO] fetching crate syncterm 0.0.1...
[INFO] building syncterm-0.0.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate syncterm 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate syncterm 0.0.1
[INFO] finished tweaking crates.io crate syncterm 0.0.1
[INFO] tweaked toml for crates.io crate syncterm 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate syncterm 0.0.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 62 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.2)
[INFO] [stderr]       Adding termion v1.5.6 (available: v4.0.5)
[INFO] [stderr]       Adding tui v0.2.3 (available: v0.19.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.28
[INFO] [stderr]   Downloaded windows-implement v0.60.1
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.104
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded windows-link v0.2.0
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] [stderr]   Downloaded chan v0.1.23
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.2
[INFO] [stderr]   Downloaded serde_core v1.0.228
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded unicode-width v0.1.14
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded cc v1.2.39
[INFO] [stderr]   Downloaded memchr v2.7.6
[INFO] [stderr]   Downloaded rand v0.5.6
[INFO] [stderr]   Downloaded serde v1.0.228
[INFO] [stderr]   Downloaded serde_json v1.0.145
[INFO] [stderr]   Downloaded chrono v0.4.42
[INFO] [stderr]   Downloaded bumpalo v3.19.0
[INFO] [stderr]   Downloaded syn v2.0.106
[INFO] [stderr]   Downloaded libc v0.2.176
[INFO] [stderr]   Downloaded windows-core v0.62.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.64
[INFO] [stderr]   Downloaded js-sys v0.3.81
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.104
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.101
[INFO] [stderr]   Downloaded unicode-ident v1.0.19
[INFO] [stderr]   Downloaded windows-interface v0.59.2
[INFO] [stderr]   Downloaded tui v0.2.3
[INFO] [stderr]   Downloaded windows-result v0.4.0
[INFO] [stderr]   Downloaded cfg-if v1.0.3
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.104
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded rustversion v1.0.22
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.104
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded itoa v1.0.15
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.104
[INFO] [stderr]   Downloaded serde_derive v1.0.228
[INFO] [stderr]   Downloaded either v1.15.0
[INFO] [stderr]   Downloaded redox_termios v0.1.3
[INFO] [stderr]   Downloaded windows-strings v0.5.0
[INFO] [stderr]   Downloaded cloudabi v0.0.3
[INFO] [stderr]   Downloaded ryu v1.0.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 735ec94f1b665f05b9a614c36ad4fdd0780a08d2446f8ba6b9f4eef22a8ade64
[INFO] running `Command { std: "docker" "start" "-a" "735ec94f1b665f05b9a614c36ad4fdd0780a08d2446f8ba6b9f4eef22a8ade64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "735ec94f1b665f05b9a614c36ad4fdd0780a08d2446f8ba6b9f4eef22a8ade64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "735ec94f1b665f05b9a614c36ad4fdd0780a08d2446f8ba6b9f4eef22a8ade64", kill_on_drop: false }`
[INFO] [stdout] 735ec94f1b665f05b9a614c36ad4fdd0780a08d2446f8ba6b9f4eef22a8ade64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6af178dcc35500c0af76d7f56f6c4e8fee12f74143fa41c044c7509573a9b4aa
[INFO] running `Command { std: "docker" "start" "-a" "6af178dcc35500c0af76d7f56f6c4e8fee12f74143fa41c044c7509573a9b4aa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling chan v0.1.23
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling syncterm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(mut stream) => {
[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/server.rs:175:16
[INFO] [stdout]     |
[INFO] [stdout] 175 |             Ok(mut line) => {
[INFO] [stdout]     |                ----^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.65s
[INFO] running `Command { std: "docker" "inspect" "6af178dcc35500c0af76d7f56f6c4e8fee12f74143fa41c044c7509573a9b4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af178dcc35500c0af76d7f56f6c4e8fee12f74143fa41c044c7509573a9b4aa", kill_on_drop: false }`
[INFO] [stdout] 6af178dcc35500c0af76d7f56f6c4e8fee12f74143fa41c044c7509573a9b4aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 365ac4f4b0c6ea416daf2f3160dc16975af8bef828aa11eed2d23c99cb84706a
[INFO] running `Command { std: "docker" "start" "-a" "365ac4f4b0c6ea416daf2f3160dc16975af8bef828aa11eed2d23c99cb84706a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(mut stream) => {
[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/server.rs:175:16
[INFO] [stdout]     |
[INFO] [stdout] 175 |             Ok(mut line) => {
[INFO] [stdout]     |                ----^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tui v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling syncterm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:98:16
[INFO] [stdout]    |
[INFO] [stdout] 98 |             Ok(mut stream) => {
[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/server.rs:175:16
[INFO] [stdout]     |
[INFO] [stdout] 175 |             Ok(mut line) => {
[INFO] [stdout]     |                ----^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "365ac4f4b0c6ea416daf2f3160dc16975af8bef828aa11eed2d23c99cb84706a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365ac4f4b0c6ea416daf2f3160dc16975af8bef828aa11eed2d23c99cb84706a", kill_on_drop: false }`
[INFO] [stdout] 365ac4f4b0c6ea416daf2f3160dc16975af8bef828aa11eed2d23c99cb84706a