[INFO] cloning repository https://github.com/BB20101997/Learning-Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BB20101997/Learning-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBB20101997%2FLearning-Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBB20101997%2FLearning-Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ac8c6c29835a3adc002954126d779d856799db34 [INFO] testing BB20101997/Learning-Rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBB20101997%2FLearning-Rust" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BB20101997/Learning-Rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/BB20101997/Learning-Rust [INFO] finished tweaking git repo https://github.com/BB20101997/Learning-Rust [INFO] tweaked toml for git repo https://github.com/BB20101997/Learning-Rust written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/BB20101997/Learning-Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b75fd6d5bb03c1992227ed56b05c080b9521037c503e6420dd8d7d5c2be4e49 [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" "2b75fd6d5bb03c1992227ed56b05c080b9521037c503e6420dd8d7d5c2be4e49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b75fd6d5bb03c1992227ed56b05c080b9521037c503e6420dd8d7d5c2be4e49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b75fd6d5bb03c1992227ed56b05c080b9521037c503e6420dd8d7d5c2be4e49", kill_on_drop: false }` [INFO] [stdout] 2b75fd6d5bb03c1992227ed56b05c080b9521037c503e6420dd8d7d5c2be4e49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68bcb0297898ef40c1e7de430b66feae3ad0abffe1315414f69e60685e42b9ec [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" "68bcb0297898ef40c1e7de430b66feae3ad0abffe1315414f69e60685e42b9ec", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling macros v0.1.0 (/opt/rustwide/workdir/macros) [INFO] [stderr] Compiling base_lib v0.1.0 (/opt/rustwide/workdir/base_lib) [INFO] [stderr] Compiling network_lib v0.1.0 (/opt/rustwide/workdir/network_lib) [INFO] [stdout] warning: associated function is never used: `flush` [INFO] [stdout] --> network_lib/src/network/serialization.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn flush(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chat_base v0.1.0 (/opt/rustwide/workdir/chat_base) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling macros_test v0.1.0 (/opt/rustwide/workdir/macros_test) [INFO] [stderr] Compiling chat_server v0.1.0 (/opt/rustwide/workdir/chat_server) [INFO] [stderr] Compiling chat_client v0.1.0 (/opt/rustwide/workdir/chat_client) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.81s [INFO] running `Command { std: "docker" "inspect" "68bcb0297898ef40c1e7de430b66feae3ad0abffe1315414f69e60685e42b9ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68bcb0297898ef40c1e7de430b66feae3ad0abffe1315414f69e60685e42b9ec", kill_on_drop: false }` [INFO] [stdout] 68bcb0297898ef40c1e7de430b66feae3ad0abffe1315414f69e60685e42b9ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1e998fc56cf36ece0d6895ec125692ff66cc9113eb46918bea4bc4ffa36ac676 [INFO] running `Command { std: "docker" "start" "-a" "1e998fc56cf36ece0d6895ec125692ff66cc9113eb46918bea4bc4ffa36ac676", kill_on_drop: false }` [INFO] [stderr] Compiling macros v0.1.0 (/opt/rustwide/workdir/macros) [INFO] [stderr] Compiling base_lib v0.1.0 (/opt/rustwide/workdir/base_lib) [INFO] [stderr] Compiling network_lib v0.1.0 (/opt/rustwide/workdir/network_lib) [INFO] [stderr] Compiling macros_test v0.1.0 (/opt/rustwide/workdir/macros_test) [INFO] [stderr] Compiling chat_base v0.1.0 (/opt/rustwide/workdir/chat_base) [INFO] [stderr] Compiling chat_server v0.1.0 (/opt/rustwide/workdir/chat_server) [INFO] [stderr] Compiling chat_client v0.1.0 (/opt/rustwide/workdir/chat_client) [INFO] [stdout] warning: associated function is never used: `flush` [INFO] [stdout] --> network_lib/src/network/serialization.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn flush(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `flush` [INFO] [stdout] --> network_lib/src/network/serialization.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | fn flush(&mut self) -> Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.28s [INFO] running `Command { std: "docker" "inspect" "1e998fc56cf36ece0d6895ec125692ff66cc9113eb46918bea4bc4ffa36ac676", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e998fc56cf36ece0d6895ec125692ff66cc9113eb46918bea4bc4ffa36ac676", kill_on_drop: false }` [INFO] [stdout] 1e998fc56cf36ece0d6895ec125692ff66cc9113eb46918bea4bc4ffa36ac676 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c1fda4663a560ddd7733cd16ed774a8819b4d57da9df8286bf8841f591980318 [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" "c1fda4663a560ddd7733cd16ed774a8819b4d57da9df8286bf8841f591980318", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `flush` [INFO] [stderr] --> network_lib/src/network/serialization.rs:20:8 [INFO] [stderr] | [INFO] [stderr] 20 | fn flush(&mut self) -> Result<()> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `network_lib` (lib) generated 1 warning [INFO] [stderr] warning: `network_lib` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/base_lib-cc2ee1af6924e757) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_base-359415463660a40f) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_client-b0a59e6d8ca6db1c) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_server-64070bf8491b0c41) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/macros-3a26c3240210afef) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/macros_test-27de1f2ad9f73981) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::macro_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/network_lib-f9f7c50f01a7a7fc) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests base_lib [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests chat_base [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests macros [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests network_lib [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1fda4663a560ddd7733cd16ed774a8819b4d57da9df8286bf8841f591980318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1fda4663a560ddd7733cd16ed774a8819b4d57da9df8286bf8841f591980318", kill_on_drop: false }` [INFO] [stdout] c1fda4663a560ddd7733cd16ed774a8819b4d57da9df8286bf8841f591980318