[INFO] updating cached repository gavxin/rust-misc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/gavxin/rust-misc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/gavxin/rust-misc" "work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/gavxin/rust-misc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavxin/rust-misc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavxin/rust-misc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 033a89b9fc5d83f095dd151d391eb44de2f5eb8c [INFO] sha for GitHub repo gavxin/rust-misc: 033a89b9fc5d83f095dd151d391eb44de2f5eb8c [INFO] validating manifest of gavxin/rust-misc on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of gavxin/rust-misc on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing gavxin/rust-misc [INFO] finished frobbing gavxin/rust-misc [INFO] frobbed toml for gavxin/rust-misc written to work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc/Cargo.toml [INFO] started frobbing gavxin/rust-misc [INFO] finished frobbing gavxin/rust-misc [INFO] frobbed toml for gavxin/rust-misc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/gavxin/rust-misc/Cargo.toml [INFO] crate gavxin/rust-misc already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing gavxin/rust-misc against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] b5b85f75d21ee6618979bd34e25a03ccbcf5891d67fbc99a8e7abc3f7aba3356 [INFO] running `"docker" "start" "-a" "b5b85f75d21ee6618979bd34e25a03ccbcf5891d67fbc99a8e7abc3f7aba3356"` [INFO] [stderr] Compiling rust-misc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Ipv6Addr`, `SocketAddrV4`, `SocketAddr` [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:3:50 [INFO] [stderr] | [INFO] [stderr] 3 | use std::net::{TcpListener, TcpStream, Shutdown, SocketAddr, SocketAddrV4, Ipv4Addr, Ipv6Addr}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:134:24 [INFO] [stderr] | [INFO] [stderr] 134 | if (e.kind() == ErrorKind::WouldBlock) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:176:5 [INFO] [stderr] | [INFO] [stderr] 176 | Ok(()) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | let mut s : String; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:60:17 [INFO] [stderr] | [INFO] [stderr] 60 | let mut port = ((tmp[4] as u16) << 8) + tmp[5] as u16; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | let mut port = ((port_buf[0] as u16) << 8) + port_buf[1] as u16; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:195:13 [INFO] [stderr] | [INFO] [stderr] 195 | dbg!(ret); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `"docker" "inspect" "b5b85f75d21ee6618979bd34e25a03ccbcf5891d67fbc99a8e7abc3f7aba3356"` [INFO] running `"docker" "rm" "-f" "b5b85f75d21ee6618979bd34e25a03ccbcf5891d67fbc99a8e7abc3f7aba3356"` [INFO] [stdout] b5b85f75d21ee6618979bd34e25a03ccbcf5891d67fbc99a8e7abc3f7aba3356 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] b7d792d0b27e37e18ea533be337eef8641553a9df9131d1931c6bff4f23e6a13 [INFO] running `"docker" "start" "-a" "b7d792d0b27e37e18ea533be337eef8641553a9df9131d1931c6bff4f23e6a13"` [INFO] [stderr] Compiling rust-misc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Ipv6Addr`, `SocketAddrV4`, `SocketAddr` [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:3:50 [INFO] [stderr] | [INFO] [stderr] 3 | use std::net::{TcpListener, TcpStream, Shutdown, SocketAddr, SocketAddrV4, Ipv4Addr, Ipv6Addr}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:134:24 [INFO] [stderr] | [INFO] [stderr] 134 | if (e.kind() == ErrorKind::WouldBlock) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:176:5 [INFO] [stderr] | [INFO] [stderr] 176 | Ok(()) [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | let mut s : String; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:60:17 [INFO] [stderr] | [INFO] [stderr] 60 | let mut port = ((tmp[4] as u16) << 8) + tmp[5] as u16; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | let mut port = ((port_buf[0] as u16) << 8) + port_buf[1] as u16; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/simple_socks_proxy.rs:195:13 [INFO] [stderr] | [INFO] [stderr] 195 | dbg!(ret); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `"docker" "inspect" "b7d792d0b27e37e18ea533be337eef8641553a9df9131d1931c6bff4f23e6a13"` [INFO] running `"docker" "rm" "-f" "b7d792d0b27e37e18ea533be337eef8641553a9df9131d1931c6bff4f23e6a13"` [INFO] [stdout] b7d792d0b27e37e18ea533be337eef8641553a9df9131d1931c6bff4f23e6a13 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/gavxin/rust-misc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] db38176c1345fbcdde6b36b95dfea52461f94e95be5f06d0414bbcb0c310aa60 [INFO] running `"docker" "start" "-a" "db38176c1345fbcdde6b36b95dfea52461f94e95be5f06d0414bbcb0c310aa60"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/simple_socks_proxy-21dcfc240b3eeec2 [INFO] running `"docker" "inspect" "db38176c1345fbcdde6b36b95dfea52461f94e95be5f06d0414bbcb0c310aa60"` [INFO] running `"docker" "rm" "-f" "db38176c1345fbcdde6b36b95dfea52461f94e95be5f06d0414bbcb0c310aa60"` [INFO] [stdout] db38176c1345fbcdde6b36b95dfea52461f94e95be5f06d0414bbcb0c310aa60