[INFO] updating cached repository https://github.com/Sanqui/tilde_plays [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3f2eb492b3787151fbe9f8ebd2b44fdb64cbd4f9 [INFO] checking Sanqui/tilde_plays against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSanqui%2Ftilde_plays" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Sanqui/tilde_plays on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Sanqui/tilde_plays [INFO] finished tweaking git repo https://github.com/Sanqui/tilde_plays [INFO] tweaked toml for git repo https://github.com/Sanqui/tilde_plays written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/Sanqui/tilde_plays already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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 `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d0c15a1aa660e603e707f97931295e7cc5099ff94864b9dc347fb375f89ba4fb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "d0c15a1aa660e603e707f97931295e7cc5099ff94864b9dc347fb375f89ba4fb"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking users v0.5.3 [INFO] [stderr] Checking tilde_plays v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/bin/manager.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str` [INFO] [stderr] --> src/bin/manager.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::str; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `buttons` is never read [INFO] [stderr] --> src/bin/client.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let mut buttons = 0; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Start` [INFO] [stderr] --> src/bin/client.rs:19:11 [INFO] [stderr] | [INFO] [stderr] 19 | A, B, Start, Select, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Select` [INFO] [stderr] --> src/bin/client.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | A, B, Start, Select, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Up` [INFO] [stderr] --> src/bin/client.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Down` [INFO] [stderr] --> src/bin/client.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Left` [INFO] [stderr] --> src/bin/client.rs:20:15 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Right` [INFO] [stderr] --> src/bin/client.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:203:32 [INFO] [stderr] | [INFO] [stderr] 203 | .and_then(|()| client.stream.write_u32::(screen_bytes.len() as u32)) [INFO] [stderr] | ^^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:204:32 [INFO] [stderr] | [INFO] [stderr] 204 | .and_then(|()| client.stream.write(&screen_bytes)) { [INFO] [stderr] | ^^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] warning: value assigned to `buttons` is never read [INFO] [stderr] --> src/bin/client.rs:91:9 [INFO] [stderr] | [INFO] [stderr] 91 | let mut buttons = 0; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:202:19 [INFO] [stderr] | [INFO] [stderr] 200 | for (i, mut client) in clients.lock().unwrap().iter().enumerate() { [INFO] [stderr] | ---------- help: consider changing this to be a mutable reference: `&mut Client` [INFO] [stderr] 201 | //let mut stream = client.stream; [INFO] [stderr] 202 | match client.stream.write_u32::(frame) [INFO] [stderr] | ^^^^^^^^^^^^^ `client` is a `&` reference, so the data it refers to cannot be borrowed as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0596`. [INFO] [stderr] warning: variant is never constructed: `Start` [INFO] [stderr] --> src/bin/client.rs:19:11 [INFO] [stderr] | [INFO] [stderr] 19 | A, B, Start, Select, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Select` [INFO] [stderr] --> src/bin/client.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | A, B, Start, Select, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Up` [INFO] [stderr] --> src/bin/client.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Down` [INFO] [stderr] --> src/bin/client.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Left` [INFO] [stderr] --> src/bin/client.rs:20:15 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Right` [INFO] [stderr] --> src/bin/client.rs:20:21 [INFO] [stderr] | [INFO] [stderr] 20 | Up, Down, Left, Right [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: could not compile `tilde_plays`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:203:32 [INFO] [stderr] | [INFO] [stderr] 203 | .and_then(|()| client.stream.write_u32::(screen_bytes.len() as u32)) [INFO] [stderr] | ^^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:204:32 [INFO] [stderr] | [INFO] [stderr] 204 | .and_then(|()| client.stream.write(&screen_bytes)) { [INFO] [stderr] | ^^^^^^^^^^^^^ cannot borrow as mutable [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `client.stream` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/bin/manager.rs:202:19 [INFO] [stderr] | [INFO] [stderr] 200 | for (i, mut client) in clients.lock().unwrap().iter().enumerate() { [INFO] [stderr] | ---------- help: consider changing this to be a mutable reference: `&mut Client` [INFO] [stderr] 201 | //let mut stream = client.stream; [INFO] [stderr] 202 | match client.stream.write_u32::(frame) [INFO] [stderr] | ^^^^^^^^^^^^^ `client` is a `&` reference, so the data it refers to cannot be borrowed as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0596`. [INFO] [stderr] error: could not compile `tilde_plays`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d0c15a1aa660e603e707f97931295e7cc5099ff94864b9dc347fb375f89ba4fb"` [INFO] running `"docker" "rm" "-f" "d0c15a1aa660e603e707f97931295e7cc5099ff94864b9dc347fb375f89ba4fb"` [INFO] [stdout] d0c15a1aa660e603e707f97931295e7cc5099ff94864b9dc347fb375f89ba4fb