[INFO] updating cached repository pinusc/batnet [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/pinusc/batnet [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/pinusc/batnet" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pinusc/batnet"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pinusc/batnet'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/pinusc/batnet" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pinusc/batnet"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pinusc/batnet'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e7c9fc8f50d7a1df3b3babcfafe4c779cbfce244 [INFO] sha for GitHub repo pinusc/batnet: e7c9fc8f50d7a1df3b3babcfafe4c779cbfce244 [INFO] validating manifest of pinusc/batnet on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of pinusc/batnet on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing pinusc/batnet [INFO] finished frobbing pinusc/batnet [INFO] frobbed toml for pinusc/batnet written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/pinusc/batnet/Cargo.toml [INFO] started frobbing pinusc/batnet [INFO] finished frobbing pinusc/batnet [INFO] frobbed toml for pinusc/batnet written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pinusc/batnet/Cargo.toml [INFO] crate pinusc/batnet already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking pinusc/batnet against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/pinusc/batnet:/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=forbid" "-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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 3e27e95ddfc03de4d3e669ec735fec49031a8785ee9d4d37567e84259c895cca [INFO] running `"docker" "start" "-a" "3e27e95ddfc03de4d3e669ec735fec49031a8785ee9d4d37567e84259c895cca"` [INFO] [stderr] Compiling openssl v0.9.13 [INFO] [stderr] Compiling openssl-sys v0.9.13 [INFO] [stderr] Checking crypto-hash v0.2.1 [INFO] [stderr] Checking batnet v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/listener.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 14 | Ok(stream) => { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stream` [INFO] [stderr] --> src/listener.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 14 | Ok(stream) => { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_stream` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `peer.stream.0` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/peer.rs:43:20 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 43 | while let Some(ref mut stream) = peer.stream { [INFO] [stderr] | ^^^^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be borrowed as mutable [INFO] [stderr] [INFO] [stderr] error[E0594]: cannot assign to `peer.stream` which is behind a `&` reference [INFO] [stderr] --> src/peer.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 47 | peer.stream = None; [INFO] [stderr] | ^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be written [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow data in a `&` reference as mutable [INFO] [stderr] --> src/peer.rs:53:44 [INFO] [stderr] | [INFO] [stderr] 53 | runner::handle_command(&mut peer, msg); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0594]: cannot assign to `peer.stream` which is behind a `&` reference [INFO] [stderr] --> src/peer.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 59 | peer.stream = None; [INFO] [stderr] | ^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be written [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `peer.stream.0` which is behind a mutable reference [INFO] [stderr] --> src/runner.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ ^^^^^^^^^^^ help: consider borrowing here: `&peer.stream` [INFO] [stderr] | | [INFO] [stderr] | data moved here [INFO] [stderr] | move occurs because `stream` has type `std::net::TcpStream`, which does not implement the `Copy` trait [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:17:33 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 17 | let _ = stream.write("{\"result\":\"Authenticated!\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:19:33 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 19 | let _ = stream.write("{\"result\":\"Not authenticated!\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:24:25 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 24 | let _ = stream.write("pong".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:38:29 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 38 | let _ = stream.write(&out.stdout); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:40:29 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 40 | let _ = stream.write("ERROR: There is no output!".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:44:25 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 44 | let _ = stream.write("{\"command\":\"knock-back\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/listener.rs:16:25 [INFO] [stderr] | [INFO] [stderr] 16 | let mut peer = Default::default(); [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] error: aborting due to 11 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0507, E0596. [INFO] [stderr] For more information about an error, try `rustc --explain E0507`. [INFO] [stderr] error[E0596]: cannot borrow `peer.stream.0` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/peer.rs:43:20 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 43 | while let Some(ref mut stream) = peer.stream { [INFO] [stderr] | ^^^^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be borrowed as mutable [INFO] [stderr] [INFO] [stderr] error[E0594]: cannot assign to `peer.stream` which is behind a `&` reference [INFO] [stderr] --> src/peer.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 47 | peer.stream = None; [INFO] [stderr] | ^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be written [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow data in a `&` reference as mutable [INFO] [stderr] --> src/peer.rs:53:44 [INFO] [stderr] | [INFO] [stderr] 53 | runner::handle_command(&mut peer, msg); [INFO] [stderr] | ^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0594]: cannot assign to `peer.stream` which is behind a `&` reference [INFO] [stderr] --> src/peer.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn handle_client(mut peer: &Peer) { [INFO] [stderr] | ----- help: consider changing this to be a mutable reference: `&mut peer::Peer` [INFO] [stderr] ... [INFO] [stderr] 59 | peer.stream = None; [INFO] [stderr] | ^^^^^^^^^^^ `peer` is a `&` reference, so the data it refers to cannot be written [INFO] [stderr] [INFO] [stderr] error[E0507]: cannot move out of `peer.stream.0` which is behind a mutable reference [INFO] [stderr] --> src/runner.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ ^^^^^^^^^^^ help: consider borrowing here: `&peer.stream` [INFO] [stderr] | | [INFO] [stderr] | data moved here [INFO] [stderr] | move occurs because `stream` has type `std::net::TcpStream`, which does not implement the `Copy` trait [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:17:33 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 17 | let _ = stream.write("{\"result\":\"Authenticated!\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:19:33 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 19 | let _ = stream.write("{\"result\":\"Not authenticated!\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:24:25 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 24 | let _ = stream.write("pong".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:38:29 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 38 | let _ = stream.write(&out.stdout); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:40:29 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 40 | let _ = stream.write("ERROR: There is no output!".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `stream` as mutable, as it is not declared as mutable [INFO] [stderr] --> src/runner.rs:44:25 [INFO] [stderr] | [INFO] [stderr] 7 | if let Some(stream) = peer.stream { [INFO] [stderr] | ------ help: consider changing this to be mutable: `mut stream` [INFO] [stderr] ... [INFO] [stderr] 44 | let _ = stream.write("{\"command\":\"knock-back\"}".as_bytes()); [INFO] [stderr] | ^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error: Could not compile `batnet`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/listener.rs:16:25 [INFO] [stderr] | [INFO] [stderr] 16 | let mut peer = Default::default(); [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] error: aborting due to 11 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0507, E0596. [INFO] [stderr] For more information about an error, try `rustc --explain E0507`. [INFO] [stderr] error: Could not compile `batnet`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "3e27e95ddfc03de4d3e669ec735fec49031a8785ee9d4d37567e84259c895cca"` [INFO] running `"docker" "rm" "-f" "3e27e95ddfc03de4d3e669ec735fec49031a8785ee9d4d37567e84259c895cca"` [INFO] [stdout] 3e27e95ddfc03de4d3e669ec735fec49031a8785ee9d4d37567e84259c895cca