[INFO] updating cached repository https://github.com/sirkibsirkib/mc_dummy [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 482714e31f7071909367e56c7fe5600b272a8aa3 [INFO] testing sirkibsirkib/mc_dummy against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fmc_dummy" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sirkibsirkib/mc_dummy on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sirkibsirkib/mc_dummy [INFO] finished tweaking git repo https://github.com/sirkibsirkib/mc_dummy [INFO] tweaked toml for git repo https://github.com/sirkibsirkib/mc_dummy written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/sirkibsirkib/mc_dummy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d72f83211ed009acaad61c1cc9960449e9d9f67580ce9b30b59f5567118c5228 [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" "d72f83211ed009acaad61c1cc9960449e9d9f67580ce9b30b59f5567118c5228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d72f83211ed009acaad61c1cc9960449e9d9f67580ce9b30b59f5567118c5228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d72f83211ed009acaad61c1cc9960449e9d9f67580ce9b30b59f5567118c5228", kill_on_drop: false }` [INFO] [stdout] d72f83211ed009acaad61c1cc9960449e9d9f67580ce9b30b59f5567118c5228 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c525df47e153e55b7e90ac3c1dabbf3fbbb8dcebc9fc87297ab7e48b7f25df82 [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" "c525df47e153e55b7e90ac3c1dabbf3fbbb8dcebc9fc87297ab7e48b7f25df82", kill_on_drop: false }` [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling clap v2.31.2 [INFO] [stderr] Compiling mc_dummy v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `WritePlusPlus` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | WritePlusPlus, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Position` [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | Position, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Clientward` [INFO] [stdout] --> src/mc_channel.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub enum Clientward { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Status` [INFO] [stdout] --> src/mc_channel.rs:34:9 [INFO] [stdout] | [INFO] [stdout] 34 | Login, Status, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CommandsOnly` [INFO] [stdout] --> src/mc_channel.rs:48:11 [INFO] [stdout] | [INFO] [stdout] 48 | Enabled, CommandsOnly, Hidden [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Hidden` [INFO] [stdout] --> src/mc_channel.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 48 | Enabled, CommandsOnly, Hidden [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Left` [INFO] [stdout] --> src/mc_channel.rs:51:2 [INFO] [stdout] | [INFO] [stdout] 51 | Left, Right, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `PayloadReader` [INFO] [stdout] --> src/main.rs:65:1 [INFO] [stdout] | [INFO] [stdout] 65 | type PayloadReader<'a> = BufReader<&'a [u8]>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `move_rel` [INFO] [stdout] --> src/main.rs:102:8 [INFO] [stdout] | [INFO] [stdout] 102 | fn move_rel(&mut self, x: f64, y: f64, z: f64) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mc_channel.rs:220:6 [INFO] [stdout] | [INFO] [stdout] 220 | self.write_f64::(x); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/mc_channel.rs:224:6 [INFO] [stdout] | [INFO] [stdout] 224 | self.write_f32::(x); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this arithmetic operation will overflow [INFO] [stdout] --> src/mc_channel.rs:169:21 [INFO] [stdout] | [INFO] [stdout] 169 | x = x + (1 << 32); [INFO] [stdout] | ^^^^^^^^^ attempt to shift left by 32_i32 which would overflow [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(arithmetic_overflow)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this arithmetic operation will overflow [INFO] [stdout] --> src/mc_channel.rs:267:29 [INFO] [stdout] | [INFO] [stdout] 267 | total = total - (1 << 32); [INFO] [stdout] | ^^^^^^^^^ attempt to shift left by 32_i32 which would overflow [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mc_dummy`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "c525df47e153e55b7e90ac3c1dabbf3fbbb8dcebc9fc87297ab7e48b7f25df82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c525df47e153e55b7e90ac3c1dabbf3fbbb8dcebc9fc87297ab7e48b7f25df82", kill_on_drop: false }` [INFO] [stdout] c525df47e153e55b7e90ac3c1dabbf3fbbb8dcebc9fc87297ab7e48b7f25df82