[INFO] cloning repository https://github.com/paroliav/ghost_browser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paroliav/ghost_browser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparoliav%2Fghost_browser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparoliav%2Fghost_browser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06d0fb5499d1333ca2ffa902d109f7edfe36b146
[INFO] checking paroliav/ghost_browser against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fparoliav%2Fghost_browser" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/paroliav/ghost_browser
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/paroliav/ghost_browser
[INFO] tweaked toml for git repo https://github.com/paroliav/ghost_browser written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/paroliav/ghost_browser on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/paroliav/ghost_browser 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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeroize v1.7.0
[INFO] [stderr]   Downloaded zeroize_derive v1.4.3
[INFO] [stderr]   Downloaded serde v1.0.193
[INFO] [stderr]   Downloaded serde_derive v1.0.193
[INFO] [stderr]   Downloaded unicode-normalization v0.1.25
[INFO] [stderr]   Downloaded serde_json v1.0.108
[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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 657e9f8c0415fc700d0cca99b9cf5ea5b5852d3ecf4d6dea7d2c5863b97a3e5f
[INFO] running `Command { std: "docker" "start" "-a" "657e9f8c0415fc700d0cca99b9cf5ea5b5852d3ecf4d6dea7d2c5863b97a3e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "657e9f8c0415fc700d0cca99b9cf5ea5b5852d3ecf4d6dea7d2c5863b97a3e5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657e9f8c0415fc700d0cca99b9cf5ea5b5852d3ecf4d6dea7d2c5863b97a3e5f", kill_on_drop: false }`
[INFO] [stdout] 657e9f8c0415fc700d0cca99b9cf5ea5b5852d3ecf4d6dea7d2c5863b97a3e5f
[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" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cce5976c0d93592cb9f45813843312a8f1bfcad629576f534f5fada51d3082e
[INFO] running `Command { std: "docker" "start" "-a" "4cce5976c0d93592cb9f45813843312a8f1bfcad629576f534f5fada51d3082e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking itoa v1.0.18
[INFO] [stderr]     Checking iana-time-zone v0.1.65
[INFO] [stderr]     Checking tinyvec v1.11.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking unicode-normalization v0.1.25
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling zeroize_derive v1.4.3
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking ghost-browser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/proxy_tester.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::{Duration, Instant};
[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 import: `Duration`
[INFO] [stdout]   --> src/resource_governor.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::{Duration, Instant};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]   --> src/tab_lifecycle.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::{Duration, Instant, SystemTime, UNIX_EPOCH};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]   --> src/proxy_tester.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use std::time::{Duration, Instant};
[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 import: `Duration`
[INFO] [stdout]   --> src/tab_lifecycle.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::time::{Duration, Instant, SystemTime, UNIX_EPOCH};
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidates` is never read
[INFO] [stdout]    --> src/proxy_manager.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub struct ProxyManager {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     candidates: Arc<RwLock<Vec<Proxy>>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IP_CHECK_URLS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const IP_CHECK_URLS: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONNECT_TIMEOUT_SECS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const CONNECT_TIMEOUT_SECS: u64 = 8;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_TIMEOUT_SECS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const TEST_TIMEOUT_SECS:    u64 = 12;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `candidates` is never read
[INFO] [stdout]    --> src/proxy_manager.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub struct ProxyManager {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 147 |     candidates: Arc<RwLock<Vec<Proxy>>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IP_CHECK_URLS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const IP_CHECK_URLS: &[&str] = &[
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONNECT_TIMEOUT_SECS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const CONNECT_TIMEOUT_SECS: u64 = 8;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TEST_TIMEOUT_SECS` is never used
[INFO] [stdout]   --> src/proxy_tester.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const TEST_TIMEOUT_SECS:    u64 = 12;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Duration` and `Instant`
[INFO] [stdout]  --> tests/session_keepalive_tests.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::{Duration, Instant};
[INFO] [stdout]   |                 ^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/integration_tests.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut p = ghost_browser_lib::proxy_manager::Proxy {
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.02s
[INFO] running `Command { std: "docker" "inspect" "4cce5976c0d93592cb9f45813843312a8f1bfcad629576f534f5fada51d3082e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cce5976c0d93592cb9f45813843312a8f1bfcad629576f534f5fada51d3082e", kill_on_drop: false }`
[INFO] [stdout] 4cce5976c0d93592cb9f45813843312a8f1bfcad629576f534f5fada51d3082e