[INFO] updating cached repository aswaving/netcat-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/aswaving/netcat-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/aswaving/netcat-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/aswaving/netcat-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aswaving/netcat-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/aswaving/netcat-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b7e599b2baa2d79d26bdb4efb21acb0d777ae028 [INFO] sha for GitHub repo aswaving/netcat-rs: b7e599b2baa2d79d26bdb4efb21acb0d777ae028 [INFO] validating manifest of aswaving/netcat-rs 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 aswaving/netcat-rs 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 aswaving/netcat-rs [INFO] finished frobbing aswaving/netcat-rs [INFO] frobbed toml for aswaving/netcat-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/aswaving/netcat-rs/Cargo.toml [INFO] started frobbing aswaving/netcat-rs [INFO] finished frobbing aswaving/netcat-rs [INFO] frobbed toml for aswaving/netcat-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs/Cargo.toml [INFO] crate aswaving/netcat-rs 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 aswaving/netcat-rs against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 84d07b4861061dd8bbecf8ad95b2e5d4bc38ef8500ae803d4392e29fe496b769 [INFO] running `"docker" "start" "-a" "84d07b4861061dd8bbecf8ad95b2e5d4bc38ef8500ae803d4392e29fe496b769"` [INFO] [stderr] Compiling strsim v0.5.1 [INFO] [stderr] Compiling unicode-width v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v0.1.2 [INFO] [stderr] Compiling term_size v0.2.1 [INFO] [stderr] Compiling clap v2.13.0 [INFO] [stderr] Compiling netcat-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/iopoll.rs:169:47 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn run(&mut self, event_handler: &mut EventHandler) -> Result<(), String> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn EventHandler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/main.rs:13:51 [INFO] [stderr] | [INFO] [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:20:25 [INFO] [stderr] | [INFO] [stderr] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_id` [INFO] [stderr] --> src/iopoll.rs:20:53 [INFO] [stderr] | [INFO] [stderr] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_stream_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:21:26 [INFO] [stderr] | [INFO] [stderr] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_id` [INFO] [stderr] --> src/iopoll.rs:21:54 [INFO] [stderr] | [INFO] [stderr] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_stream_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:26:27 [INFO] [stderr] | [INFO] [stderr] 26 | fn timeout(&mut self, event_loop: &mut EventLoop) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/iopoll.rs:195:26 [INFO] [stderr] | [INFO] [stderr] 195 | for (nr, &(fd, eventset)) in bla.iter().enumerate() { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stdin_stream` [INFO] [stderr] --> src/iopoll.rs:248:38 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_stdin_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iopoll.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | let mut result = Ok(()); [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] Finished dev [unoptimized + debuginfo] target(s) in 13.02s [INFO] running `"docker" "inspect" "84d07b4861061dd8bbecf8ad95b2e5d4bc38ef8500ae803d4392e29fe496b769"` [INFO] running `"docker" "rm" "-f" "84d07b4861061dd8bbecf8ad95b2e5d4bc38ef8500ae803d4392e29fe496b769"` [INFO] [stdout] 84d07b4861061dd8bbecf8ad95b2e5d4bc38ef8500ae803d4392e29fe496b769 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 2773d241d785df1a8b67d0299c14d1e47e1c310beffdb8682254e78a09ec7d6b [INFO] running `"docker" "start" "-a" "2773d241d785df1a8b67d0299c14d1e47e1c310beffdb8682254e78a09ec7d6b"` [INFO] [stderr] Compiling netcat-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/iopoll.rs:169:47 [INFO] [stderr] | [INFO] [stderr] 169 | pub fn run(&mut self, event_handler: &mut EventHandler) -> Result<(), String> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn EventHandler` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SocketAddr` [INFO] [stderr] --> src/main.rs:13:51 [INFO] [stderr] | [INFO] [stderr] 13 | use std::net::{TcpStream, TcpListener, UdpSocket, SocketAddr}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:20:25 [INFO] [stderr] | [INFO] [stderr] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_id` [INFO] [stderr] --> src/iopoll.rs:20:53 [INFO] [stderr] | [INFO] [stderr] 20 | fn error(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_stream_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:21:26 [INFO] [stderr] | [INFO] [stderr] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream_id` [INFO] [stderr] --> src/iopoll.rs:21:54 [INFO] [stderr] | [INFO] [stderr] 21 | fn hangup(&mut self, event_loop: &mut EventLoop, stream_id: Token) {} [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_stream_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `event_loop` [INFO] [stderr] --> src/iopoll.rs:26:27 [INFO] [stderr] | [INFO] [stderr] 26 | fn timeout(&mut self, event_loop: &mut EventLoop) {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_event_loop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `nr` [INFO] [stderr] --> src/iopoll.rs:195:26 [INFO] [stderr] | [INFO] [stderr] 195 | for (nr, &(fd, eventset)) in bla.iter().enumerate() { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_nr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stdin_stream` [INFO] [stderr] --> src/iopoll.rs:248:38 [INFO] [stderr] | [INFO] [stderr] 248 | pub fn register_stdin(&mut self, stdin_stream: &Stdin) -> Token { [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_stdin_stream` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/iopoll.rs:172:13 [INFO] [stderr] | [INFO] [stderr] 172 | let mut result = Ok(()); [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] Finished dev [unoptimized + debuginfo] target(s) in 0.86s [INFO] running `"docker" "inspect" "2773d241d785df1a8b67d0299c14d1e47e1c310beffdb8682254e78a09ec7d6b"` [INFO] running `"docker" "rm" "-f" "2773d241d785df1a8b67d0299c14d1e47e1c310beffdb8682254e78a09ec7d6b"` [INFO] [stdout] 2773d241d785df1a8b67d0299c14d1e47e1c310beffdb8682254e78a09ec7d6b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aswaving/netcat-rs:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 1fc261804882164ac584da71a5e44ce10b59d9bac8bf03c000c78673943d03e8 [INFO] running `"docker" "start" "-a" "1fc261804882164ac584da71a5e44ce10b59d9bac8bf03c000c78673943d03e8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/nc-e6c951a7c2bceb29 [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] running `"docker" "inspect" "1fc261804882164ac584da71a5e44ce10b59d9bac8bf03c000c78673943d03e8"` [INFO] running `"docker" "rm" "-f" "1fc261804882164ac584da71a5e44ce10b59d9bac8bf03c000c78673943d03e8"` [INFO] [stdout] 1fc261804882164ac584da71a5e44ce10b59d9bac8bf03c000c78673943d03e8