[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 master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBB20101997%2FLearning-Rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BB20101997/Learning-Rust on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-9/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bec5ad2e4503228905736e5466e75f6436f25739a28275393cbf446570d3480a [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" "bec5ad2e4503228905736e5466e75f6436f25739a28275393cbf446570d3480a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bec5ad2e4503228905736e5466e75f6436f25739a28275393cbf446570d3480a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bec5ad2e4503228905736e5466e75f6436f25739a28275393cbf446570d3480a", kill_on_drop: false }` [INFO] [stdout] bec5ad2e4503228905736e5466e75f6436f25739a28275393cbf446570d3480a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--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] c4a0512edf44ebc63684c9de9331687cb9bf2a66ac632acecb2e476f0b4a0d1c [INFO] running `Command { std: "docker" "start" "-a" "c4a0512edf44ebc63684c9de9331687cb9bf2a66ac632acecb2e476f0b4a0d1c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling syn v1.0.69 [INFO] [stderr] Compiling quote v1.0.9 [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 19.27s [INFO] running `Command { std: "docker" "inspect" "c4a0512edf44ebc63684c9de9331687cb9bf2a66ac632acecb2e476f0b4a0d1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4a0512edf44ebc63684c9de9331687cb9bf2a66ac632acecb2e476f0b4a0d1c", kill_on_drop: false }` [INFO] [stdout] c4a0512edf44ebc63684c9de9331687cb9bf2a66ac632acecb2e476f0b4a0d1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6572b64dbcb88aa03a09d7912185f92907724ba199ab5fe9100692228605615b [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" "6572b64dbcb88aa03a09d7912185f92907724ba199ab5fe9100692228605615b", 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] [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 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.43s [INFO] running `Command { std: "docker" "inspect" "6572b64dbcb88aa03a09d7912185f92907724ba199ab5fe9100692228605615b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6572b64dbcb88aa03a09d7912185f92907724ba199ab5fe9100692228605615b", kill_on_drop: false }` [INFO] [stdout] 6572b64dbcb88aa03a09d7912185f92907724ba199ab5fe9100692228605615b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e833fa7752866680ee1582ba414ff59b8376de9bd12f77431b9aca1de7d5c672 [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" "e833fa7752866680ee1582ba414ff59b8376de9bd12f77431b9aca1de7d5c672", 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 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/base_lib-ba1c951b3dd40afc) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_base-4f79f9247a07795c) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_client-138f10d0bbd92d51) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chat_server-8ca32c5a5856cd79) [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-d5708aa37e113302) [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-ffc323297768f833) [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/network_lib-28c52518598e628a) [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] [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" "e833fa7752866680ee1582ba414ff59b8376de9bd12f77431b9aca1de7d5c672", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e833fa7752866680ee1582ba414ff59b8376de9bd12f77431b9aca1de7d5c672", kill_on_drop: false }` [INFO] [stdout] e833fa7752866680ee1582ba414ff59b8376de9bd12f77431b9aca1de7d5c672