[INFO] cloning repository https://github.com/User65k/flash_rust_ws
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/User65k/flash_rust_ws" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUser65k%2Fflash_rust_ws", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUser65k%2Fflash_rust_ws'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] caed5eaa5a437ff662b34856919abc10e4cf5a14
[INFO] checking User65k/flash_rust_ws against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUser65k%2Fflash_rust_ws" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/User65k/flash_rust_ws on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/User65k/flash_rust_ws
[INFO] finished tweaking git repo https://github.com/User65k/flash_rust_ws
[INFO] tweaked toml for git repo https://github.com/User65k/flash_rust_ws written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/User65k/flash_rust_ws already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/User65k/async-fcgi`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/User65k/async-fcgi`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f65e8d8bcd0845db57e9ef486f95b29bb3dbd3071bd17d7e06388a4edf9de084
[INFO] running `Command { std: "docker" "start" "-a" "f65e8d8bcd0845db57e9ef486f95b29bb3dbd3071bd17d7e06388a4edf9de084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f65e8d8bcd0845db57e9ef486f95b29bb3dbd3071bd17d7e06388a4edf9de084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65e8d8bcd0845db57e9ef486f95b29bb3dbd3071bd17d7e06388a4edf9de084", kill_on_drop: false }`
[INFO] [stdout] f65e8d8bcd0845db57e9ef486f95b29bb3dbd3071bd17d7e06388a4edf9de084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccd523eb7d32bd3e45ea9fbe19904cea15369452b4065587d44ea6fd228f07e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ccd523eb7d32bd3e45ea9fbe19904cea15369452b4065587d44ea6fd228f07e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]    Compiling serde_derive v1.0.114
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[INFO] [stderr]     Checking cfg-if v0.1.10
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[INFO] [stderr]    Compiling cc v1.0.58
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[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde-value v0.6.0
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[INFO] [stderr]     Checking mio v0.6.22
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[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rustls v0.18.0
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking log4rs v0.12.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking async-fcgi v0.1.0 (https://github.com/User65k/async-fcgi#39bb195a)
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-staticfile v0.5.3
[INFO] [stderr]     Checking flash_rust_ws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error as IOError`, `ErrorKind`
[INFO] [stdout]  --> src/config.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::io::{Error as IOError, ErrorKind};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]   --> src/transport/mod.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 | use log::{info, error, debug, trace};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/transport/tls/rustls.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use log::{debug, trace};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `info`
[INFO] [stdout]   --> src/transport/mod.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 | use log::{info, error, debug, trace};
[INFO] [stdout]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]   --> src/transport/tls/rustls.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use log::{debug, trace};
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]    --> src/transport/tls/rustls.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let p = ParsedTLSConfig::new(&u1, None);
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local_addr`
[INFO] [stdout]   --> src/transport/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn local_addr(&self) -> SocketAddr {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_keepalive`
[INFO] [stdout]   --> src/transport/mod.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn set_keepalive(&mut self, keepalive: Option<Duration>) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_nodelay`
[INFO] [stdout]   --> src/transport/mod.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn set_nodelay(&mut self, enabled: bool) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sleep_on_errors`
[INFO] [stdout]    --> src/transport/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn set_sleep_on_errors(&mut self, val: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]    --> src/transport/mod.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn into_inner(self) -> TcpStream {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `poll_peek`
[INFO] [stdout]    --> src/transport/mod.rs:248:12
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn poll_peek(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local_addr`
[INFO] [stdout]   --> src/transport/mod.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn local_addr(&self) -> SocketAddr {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_keepalive`
[INFO] [stdout]   --> src/transport/mod.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub fn set_keepalive(&mut self, keepalive: Option<Duration>) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_nodelay`
[INFO] [stdout]   --> src/transport/mod.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn set_nodelay(&mut self, enabled: bool) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sleep_on_errors`
[INFO] [stdout]    --> src/transport/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn set_sleep_on_errors(&mut self, val: bool) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `into_inner`
[INFO] [stdout]    --> src/transport/mod.rs:241:12
[INFO] [stdout]     |
[INFO] [stdout] 241 |     pub fn into_inner(self) -> TcpStream {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `poll_peek`
[INFO] [stdout]    --> src/transport/mod.rs:248:12
[INFO] [stdout]     |
[INFO] [stdout] 248 |     pub fn poll_peek(
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "ccd523eb7d32bd3e45ea9fbe19904cea15369452b4065587d44ea6fd228f07e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd523eb7d32bd3e45ea9fbe19904cea15369452b4065587d44ea6fd228f07e3", kill_on_drop: false }`
[INFO] [stdout] ccd523eb7d32bd3e45ea9fbe19904cea15369452b4065587d44ea6fd228f07e3