[INFO] cloning repository https://github.com/zklapow/duplex [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zklapow/duplex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzklapow%2Fduplex", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzklapow%2Fduplex'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6590429dc4552c62fdba46c2ca0a811f835e4b92 [INFO] checking zklapow/duplex against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzklapow%2Fduplex" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zklapow/duplex on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zklapow/duplex [INFO] finished tweaking git repo https://github.com/zklapow/duplex [INFO] tweaked toml for git repo https://github.com/zklapow/duplex written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/zklapow/duplex already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-io v0.1.1 [INFO] [stderr] Downloaded iovec v0.1.0 [INFO] [stderr] Downloaded net2 v0.2.27 [INFO] [stderr] Downloaded lazycell v0.4.0 [INFO] [stderr] Downloaded futures v0.1.13 [INFO] [stderr] Downloaded vec_map v0.7.0 [INFO] [stderr] Downloaded mio v0.6.7 [INFO] [stderr] Downloaded bytes v0.4.3 [INFO] [stderr] Downloaded tokio-core v0.1.6 [INFO] [stderr] Downloaded clap v2.23.3 [INFO] [stderr] Downloaded num v0.1.37 [INFO] [stderr] Downloaded chrono v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81b19f6e324d5a29ebe74a76473c8ceb03b8f6a6d3f89052a9e309dc9021223a [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" "81b19f6e324d5a29ebe74a76473c8ceb03b8f6a6d3f89052a9e309dc9021223a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81b19f6e324d5a29ebe74a76473c8ceb03b8f6a6d3f89052a9e309dc9021223a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81b19f6e324d5a29ebe74a76473c8ceb03b8f6a6d3f89052a9e309dc9021223a", kill_on_drop: false }` [INFO] [stdout] 81b19f6e324d5a29ebe74a76473c8ceb03b8f6a6d3f89052a9e309dc9021223a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d27b1825acdca37c2f4f5fc259f4c07cbdcab9d05e94b642910b19ac67e8a8c8 [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" "d27b1825acdca37c2f4f5fc259f4c07cbdcab9d05e94b642910b19ac67e8a8c8", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.22 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking futures v0.1.13 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking unicode-segmentation v1.1.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking vec_map v0.7.0 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking time v0.1.37 [INFO] [stderr] Checking term_size v0.3.0 [INFO] [stderr] Checking atty v0.2.2 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking clap v2.23.3 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking bytes v0.4.3 [INFO] [stderr] Checking chrono v0.3.1 [INFO] [stderr] Checking mio v0.6.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking tokio-io v0.1.1 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking tokio-core v0.1.6 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking duplex v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/proxy.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Shutdown` [INFO] [stdout] --> src/proxy.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::{Shutdown, SocketAddr}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWrite` [INFO] [stdout] --> src/proxy.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio_io::{AsyncRead, AsyncWrite}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `shutdown` [INFO] [stdout] --> src/proxy.rs:10:26 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio_io::io::{copy, shutdown}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/proxy.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Shutdown` [INFO] [stdout] --> src/proxy.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::{Shutdown, SocketAddr}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `AsyncWrite` [INFO] [stdout] --> src/proxy.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | use tokio_io::{AsyncRead, AsyncWrite}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `shutdown` [INFO] [stdout] --> src/proxy.rs:10:26 [INFO] [stdout] | [INFO] [stdout] 10 | use tokio_io::io::{copy, shutdown}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/proxy.rs:66:75 [INFO] [stdout] | [INFO] [stdout] 66 | Err(e) => Err(io::Error::new(io::ErrorKind::WouldBlock, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/proxy.rs:66:75 [INFO] [stdout] | [INFO] [stdout] 66 | Err(e) => Err(io::Error::new(io::ErrorKind::WouldBlock, e.description())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let res = match matches.subcommand() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let res = match matches.subcommand() { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.67s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d27b1825acdca37c2f4f5fc259f4c07cbdcab9d05e94b642910b19ac67e8a8c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d27b1825acdca37c2f4f5fc259f4c07cbdcab9d05e94b642910b19ac67e8a8c8", kill_on_drop: false }` [INFO] [stdout] d27b1825acdca37c2f4f5fc259f4c07cbdcab9d05e94b642910b19ac67e8a8c8