[INFO] updating cached repository https://github.com/sirkibsirkib/mc_dummy
[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] 482714e31f7071909367e56c7fe5600b272a8aa3
[INFO] testing sirkibsirkib/mc_dummy against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsirkibsirkib%2Fmc_dummy" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sirkibsirkib/mc_dummy on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-0/source/Cargo.toml
[INFO] crate git repo https://github.com/sirkibsirkib/mc_dummy already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f2af457837d170696559a2c37c5a22b4efade87f84b46a76d07560952564561
[INFO] running `"docker" "start" "-a" "9f2af457837d170696559a2c37c5a22b4efade87f84b46a76d07560952564561"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling mc_dummy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `WritePlusPlus`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     WritePlusPlus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Position`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Position,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Clientward`
[INFO] [stderr]   --> src/mc_channel.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Clientward {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Status`
[INFO] [stderr]   --> src/mc_channel.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Login, Status,
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CommandsOnly`
[INFO] [stderr]   --> src/mc_channel.rs:48:11
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Hidden`
[INFO] [stderr]   --> src/mc_channel.rs:48:25
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/mc_channel.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Left, Right,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `PayloadReader`
[INFO] [stderr]   --> src/main.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | type PayloadReader<'a> = BufReader<&'a [u8]>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_rel`
[INFO] [stderr]    --> src/main.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn move_rel(&mut self, x: f64, y: f64, z: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:220:6
[INFO] [stderr]     |
[INFO] [stderr] 220 |         self.write_f64::<BigEndian>(x);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:224:6
[INFO] [stderr]     |
[INFO] [stderr] 224 |         self.write_f32::<BigEndian>(x);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]    --> src/mc_channel.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |             x = x + (1 << 32);
[INFO] [stderr]     |                     ^^^^^^^^^ attempt to shift left with overflow
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]    --> src/mc_channel.rs:267:29
[INFO] [stderr]     |
[INFO] [stderr] 267 |             total = total - (1 << 32);
[INFO] [stderr]     |                             ^^^^^^^^^ attempt to shift left with overflow
[INFO] [stderr] 
[INFO] [stderr] warning: 13 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.10s
[INFO] running `"docker" "inspect" "9f2af457837d170696559a2c37c5a22b4efade87f84b46a76d07560952564561"`
[INFO] running `"docker" "rm" "-f" "9f2af457837d170696559a2c37c5a22b4efade87f84b46a76d07560952564561"`
[INFO] [stdout] 9f2af457837d170696559a2c37c5a22b4efade87f84b46a76d07560952564561
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 02dcc794e76d5b544c829a1195adb1e8037a92e5add5b427396ead1e580ac668
[INFO] running `"docker" "start" "-a" "02dcc794e76d5b544c829a1195adb1e8037a92e5add5b427396ead1e580ac668"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling mc_dummy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `WritePlusPlus`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     WritePlusPlus,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Position`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Position,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Clientward`
[INFO] [stderr]   --> src/mc_channel.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Clientward {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Status`
[INFO] [stderr]   --> src/mc_channel.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Login, Status,
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CommandsOnly`
[INFO] [stderr]   --> src/mc_channel.rs:48:11
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Hidden`
[INFO] [stderr]   --> src/mc_channel.rs:48:25
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/mc_channel.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Left, Right,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `PayloadReader`
[INFO] [stderr]   --> src/main.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | type PayloadReader<'a> = BufReader<&'a [u8]>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_rel`
[INFO] [stderr]    --> src/main.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn move_rel(&mut self, x: f64, y: f64, z: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:220:6
[INFO] [stderr]     |
[INFO] [stderr] 220 |         self.write_f64::<BigEndian>(x);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:224:6
[INFO] [stderr]     |
[INFO] [stderr] 224 |         self.write_f32::<BigEndian>(x);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "02dcc794e76d5b544c829a1195adb1e8037a92e5add5b427396ead1e580ac668"`
[INFO] running `"docker" "rm" "-f" "02dcc794e76d5b544c829a1195adb1e8037a92e5add5b427396ead1e580ac668"`
[INFO] [stdout] 02dcc794e76d5b544c829a1195adb1e8037a92e5add5b427396ead1e580ac668
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13f295d26f64a539f8e4145c1b174d912cc7412d7413b31980d32d6541adaaa4
[INFO] running `"docker" "start" "-a" "13f295d26f64a539f8e4145c1b174d912cc7412d7413b31980d32d6541adaaa4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `WritePlusPlus`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 23 |     WritePlusPlus,
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Position`
[INFO] [stderr]   --> src/main.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Position,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Clientward`
[INFO] [stderr]   --> src/mc_channel.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub enum Clientward {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Status`
[INFO] [stderr]   --> src/mc_channel.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Login, Status,
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `CommandsOnly`
[INFO] [stderr]   --> src/mc_channel.rs:48:11
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |              ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Hidden`
[INFO] [stderr]   --> src/mc_channel.rs:48:25
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Enabled, CommandsOnly, Hidden
[INFO] [stderr]    |                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/mc_channel.rs:51:2
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Left, Right,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `PayloadReader`
[INFO] [stderr]   --> src/main.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | type PayloadReader<'a> = BufReader<&'a [u8]>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `move_rel`
[INFO] [stderr]    --> src/main.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn move_rel(&mut self, x: f64, y: f64, z: f64) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:220:6
[INFO] [stderr]     |
[INFO] [stderr] 220 |         self.write_f64::<BigEndian>(x);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/mc_channel.rs:224:6
[INFO] [stderr]     |
[INFO] [stderr] 224 |         self.write_f32::<BigEndian>(x);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mc_dummy-e2d5cbd05179ee36
[INFO] running `"docker" "inspect" "13f295d26f64a539f8e4145c1b174d912cc7412d7413b31980d32d6541adaaa4"`
[INFO] running `"docker" "rm" "-f" "13f295d26f64a539f8e4145c1b174d912cc7412d7413b31980d32d6541adaaa4"`
[INFO] [stdout] 13f295d26f64a539f8e4145c1b174d912cc7412d7413b31980d32d6541adaaa4