[INFO] cloning repository https://github.com/bainchild/rpc2-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bainchild/rpc2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbainchild%2Frpc2-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbainchild%2Frpc2-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 756f9f45d206959ce99781626f42997247fa52d1
[INFO] checking bainchild/rpc2-rs against try#8384de5d92dd9b1c0b67caa5c1c1b11bf606490f for pr-146300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbainchild%2Frpc2-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bainchild/rpc2-rs
[INFO] finished tweaking git repo https://github.com/bainchild/rpc2-rs
[INFO] tweaked toml for git repo https://github.com/bainchild/rpc2-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bainchild/rpc2-rs on toolchain 8384de5d92dd9b1c0b67caa5c1c1b11bf606490f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bainchild/rpc2-rs 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" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daf7a2181ff88351daa51eced2ff538fe541bce1c2c0adcba47daed5e9b0f562
[INFO] running `Command { std: "docker" "start" "-a" "daf7a2181ff88351daa51eced2ff538fe541bce1c2c0adcba47daed5e9b0f562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daf7a2181ff88351daa51eced2ff538fe541bce1c2c0adcba47daed5e9b0f562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf7a2181ff88351daa51eced2ff538fe541bce1c2c0adcba47daed5e9b0f562", kill_on_drop: false }`
[INFO] [stdout] daf7a2181ff88351daa51eced2ff538fe541bce1c2c0adcba47daed5e9b0f562
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a115909648465fab25b0f096be2fd766202f4f45f910ce8b480a916d0b9a286
[INFO] running `Command { std: "docker" "start" "-a" "1a115909648465fab25b0f096be2fd766202f4f45f910ce8b480a916d0b9a286", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking iovec v0.1.4
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[INFO] [stderr]     Checking parking_lot_core v0.9.10
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[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking rustix v1.0.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking rpc2_interface v0.2.0 (/opt/rustwide/workdir/interface)
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stdout] warning: unused imports: `Arc`, `DerefMut`, `Deref`, and `Mutex`
[INFO] [stdout]  --> interface/src/builtin.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ops::{Deref, DerefMut},
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^
[INFO] [stdout] 3 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking siphasher v1.0.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking traitobject v0.1.1
[INFO] [stderr]     Checking env_home v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking raw-window-handle v0.6.2
[INFO] [stderr]     Checking formatx v0.2.4
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking clap_builder v4.5.37
[INFO] [stderr]     Checking file_type v0.8.7
[INFO] [stderr]     Checking uuid v1.16.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling core_extensions_proc_macros v1.5.3
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking env_filter v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.4
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[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stdout] warning: unused imports: `Arc`, `DerefMut`, `Deref`, and `Mutex`
[INFO] [stdout]  --> interface/src/builtin.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     ops::{Deref, DerefMut},
[INFO] [stdout]   |           ^^^^^  ^^^^^^^^
[INFO] [stdout] 3 |     sync::{Arc, Mutex},
[INFO] [stdout]   |            ^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking which v7.0.3
[INFO] [stderr]     Checking tempfile v3.19.1
[INFO] [stderr]     Checking notify v8.0.0
[INFO] [stderr]    Compiling openssl-sys v0.9.108
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking core_extensions v1.5.3
[INFO] [stderr]     Checking versions v7.0.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]     Checking tokio v1.44.2
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[INFO] [stderr]     Checking tinystr v0.8.1
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[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking websocket-base v0.26.5
[INFO] [stderr]     Checking websocket v0.27.1
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking tokio-util v0.7.15
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking rpc2_plugin_example v0.2.0 (/opt/rustwide/workdir/plugins/example)
[INFO] [stderr]     Checking rpc2_plugin_websocket v0.2.0 (/opt/rustwide/workdir/plugins/websocket)
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking essi-ffmpeg v0.3.0
[INFO] [stderr]     Checking rpc2_plugin_workspacefs v0.3.0 (/opt/rustwide/workdir/plugins/workspacefs)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> plugins/workspacefs/src/lib.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 let mut frompath = newer.clone().into_os_string();
[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]    --> plugins/workspacefs/src/lib.rs:215:21
[INFO] [stdout]     |
[INFO] [stdout] 215 |                 let mut frompath = newer.clone().into_os_string();
[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] [stderr]     Checking rpc2_server v0.2.1 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: unused imports: `DateTime` and `Local`
[INFO] [stdout]  --> server/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::{DateTime, Local};
[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: `Instant`, `SystemTime`, and `fmt::Debug`
[INFO] [stdout]   --> server/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fmt::Debug,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     time::{Duration, Instant, SystemTime},
[INFO] [stdout]    |                      ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `DateTime` and `Local`
[INFO] [stdout]  --> server/src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | use chrono::{DateTime, Local};
[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: `Instant`, `SystemTime`, and `fmt::Debug`
[INFO] [stdout]   --> server/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     fmt::Debug,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     time::{Duration, Instant, SystemTime},
[INFO] [stdout]    |                      ^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking plugin_debug_server v0.2.0 (/opt/rustwide/workdir/plugin_debug_server)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.47s
[INFO] running `Command { std: "docker" "inspect" "1a115909648465fab25b0f096be2fd766202f4f45f910ce8b480a916d0b9a286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a115909648465fab25b0f096be2fd766202f4f45f910ce8b480a916d0b9a286", kill_on_drop: false }`
[INFO] [stdout] 1a115909648465fab25b0f096be2fd766202f4f45f910ce8b480a916d0b9a286