[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 try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBB20101997%2FLearning-Rust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BB20101997/Learning-Rust on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-3/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c218f62b123a5acd73b9bdb8fa081353a21aadd6d47f63a0ac07f25f946b598 [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" "4c218f62b123a5acd73b9bdb8fa081353a21aadd6d47f63a0ac07f25f946b598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c218f62b123a5acd73b9bdb8fa081353a21aadd6d47f63a0ac07f25f946b598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c218f62b123a5acd73b9bdb8fa081353a21aadd6d47f63a0ac07f25f946b598", kill_on_drop: false }` [INFO] [stdout] 4c218f62b123a5acd73b9bdb8fa081353a21aadd6d47f63a0ac07f25f946b598 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24bdbdd1543b6701234291151e3877ec70a7e9effe77410bdd09626feaa6e591 [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" "24bdbdd1543b6701234291151e3877ec70a7e9effe77410bdd09626feaa6e591", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling quote v1.0.9 [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_client v0.1.0 (/opt/rustwide/workdir/chat_client) [INFO] [stderr] Compiling chat_server v0.1.0 (/opt/rustwide/workdir/chat_server) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.72s [INFO] running `Command { std: "docker" "inspect" "24bdbdd1543b6701234291151e3877ec70a7e9effe77410bdd09626feaa6e591", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24bdbdd1543b6701234291151e3877ec70a7e9effe77410bdd09626feaa6e591", kill_on_drop: false }` [INFO] [stdout] 24bdbdd1543b6701234291151e3877ec70a7e9effe77410bdd09626feaa6e591 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 493d79ab6acbffc72b24aa3344c2ae7e4557a53f5480b40e01b134c3488d0e27 [INFO] running `Command { std: "docker" "start" "-a" "493d79ab6acbffc72b24aa3344c2ae7e4557a53f5480b40e01b134c3488d0e27", 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] [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] Compiling chat_base v0.1.0 (/opt/rustwide/workdir/chat_base) [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] [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 3.50s [INFO] running `Command { std: "docker" "inspect" "493d79ab6acbffc72b24aa3344c2ae7e4557a53f5480b40e01b134c3488d0e27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "493d79ab6acbffc72b24aa3344c2ae7e4557a53f5480b40e01b134c3488d0e27", kill_on_drop: false }` [INFO] [stdout] 493d79ab6acbffc72b24aa3344c2ae7e4557a53f5480b40e01b134c3488d0e27 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", 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] 54e3dc7d961baee0f27aa8c24dda594c4029dcf75b52084f53bd49d685851486 [INFO] running `Command { std: "docker" "start" "-a" "54e3dc7d961baee0f27aa8c24dda594c4029dcf75b52084f53bd49d685851486", 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 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/base_lib-0b8a346d19bf9b04) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_base-e070ed8e9eefbd52) [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_client-6f6b585caa2605d3) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_server-564ebe6d1c7649d6) [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-31dae0fdc3f93ba2) [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-15b8deddd277049c) [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/network_lib-e27c76b89e996799) [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] [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] [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] 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" "54e3dc7d961baee0f27aa8c24dda594c4029dcf75b52084f53bd49d685851486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54e3dc7d961baee0f27aa8c24dda594c4029dcf75b52084f53bd49d685851486", kill_on_drop: false }` [INFO] [stdout] 54e3dc7d961baee0f27aa8c24dda594c4029dcf75b52084f53bd49d685851486