[INFO] cloning repository https://github.com/barudisshu/dive-into-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/barudisshu/dive-into-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fdive-into-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fdive-into-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0c6f435c8ceb67e0e833111db48acd098c9017c7 [INFO] testing barudisshu/dive-into-rust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbarudisshu%2Fdive-into-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/barudisshu/dive-into-rust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/barudisshu/dive-into-rust [INFO] finished tweaking git repo https://github.com/barudisshu/dive-into-rust [INFO] tweaked toml for git repo https://github.com/barudisshu/dive-into-rust written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", 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] b1d6ed590624eda578d6022d58abe3e03626ee6f41c4054c99f9c37e2b39696b [INFO] running `Command { std: "docker" "start" "-a" "b1d6ed590624eda578d6022d58abe3e03626ee6f41c4054c99f9c37e2b39696b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1d6ed590624eda578d6022d58abe3e03626ee6f41c4054c99f9c37e2b39696b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d6ed590624eda578d6022d58abe3e03626ee6f41c4054c99f9c37e2b39696b", kill_on_drop: false }` [INFO] [stdout] b1d6ed590624eda578d6022d58abe3e03626ee6f41c4054c99f9c37e2b39696b [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73fc935b55af92bf5c19072ddd7af7de8adcc5c8457c41c026a63c797301246b [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" "73fc935b55af92bf5c19072ddd7af7de8adcc5c8457c41c026a63c797301246b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling uuid v0.6.5 [INFO] [stderr] Compiling dive_into_rust_derive v0.1.0 (/opt/rustwide/workdir/dive_into_rust_derive) [INFO] [stderr] Compiling dive_into_rust v0.1.0 (/opt/rustwide/workdir/dive_into_rust) [INFO] [stdout] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(dyn_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(maybe_uninit)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.82s [INFO] running `Command { std: "docker" "inspect" "73fc935b55af92bf5c19072ddd7af7de8adcc5c8457c41c026a63c797301246b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73fc935b55af92bf5c19072ddd7af7de8adcc5c8457c41c026a63c797301246b", kill_on_drop: false }` [INFO] [stdout] 73fc935b55af92bf5c19072ddd7af7de8adcc5c8457c41c026a63c797301246b [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dfc33b55a2590198f864d77b39f5a86f0dfc534c19a4a1787c7708f610857ae [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" "8dfc33b55a2590198f864d77b39f5a86f0dfc534c19a4a1787c7708f610857ae", kill_on_drop: false }` [INFO] [stderr] Compiling dive_into_rust_derive v0.1.0 (/opt/rustwide/workdir/dive_into_rust_derive) [INFO] [stderr] Compiling dive_into_rust v0.1.0 (/opt/rustwide/workdir/dive_into_rust) [INFO] [stdout] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(dyn_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(maybe_uninit)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | #![feature(dyn_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stdout] --> dive_into_rust/src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(maybe_uninit)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `Command { std: "docker" "inspect" "8dfc33b55a2590198f864d77b39f5a86f0dfc534c19a4a1787c7708f610857ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dfc33b55a2590198f864d77b39f5a86f0dfc534c19a4a1787c7708f610857ae", kill_on_drop: false }` [INFO] [stdout] 8dfc33b55a2590198f864d77b39f5a86f0dfc534c19a4a1787c7708f610857ae [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bcff2b025cfdb90ae111c75b0142af7f0ee83aeadea4366ddde5415d349f2cb7 [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" "bcff2b025cfdb90ae111c75b0142af7f0ee83aeadea4366ddde5415d349f2cb7", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stdout] running 3 tests [INFO] [stderr] --> dive_into_rust/src/lib.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(dyn_trait)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> dive_into_rust/src/lib.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stderr] --> dive_into_rust/src/lib.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(maybe_uninit)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the feature `dyn_trait` has been stable since 1.27.0 and no longer requires an attribute to enable [INFO] [stderr] --> dive_into_rust/src/lib.rs:9:12 [INFO] [stderr] | [INFO] [stderr] 9 | #![feature(dyn_trait)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> dive_into_rust/src/lib.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `maybe_uninit` has been stable since 1.36.0 and no longer requires an attribute to enable [INFO] [stderr] --> dive_into_rust/src/lib.rs:8:12 [INFO] [stderr] | [INFO] [stderr] 8 | #![feature(maybe_uninit)] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dive_into_rust-2b55b6c092c68438) [INFO] [stdout] test chap29::_29_01_01_pipe ... ok [INFO] [stdout] test chap29::_29_01_02_pipe ... ok [INFO] [stdout] test chap29::_29_02_01_sync_pipe ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dive_into_rust-45d796789a136fef) [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/dive_into_rust_derive-96e69eda1cce83cd) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/dive_into_rust_derive-3b417e37dfaed72e) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Doc-tests dive_into_rust [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 dive_into_rust_derive [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" "bcff2b025cfdb90ae111c75b0142af7f0ee83aeadea4366ddde5415d349f2cb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcff2b025cfdb90ae111c75b0142af7f0ee83aeadea4366ddde5415d349f2cb7", kill_on_drop: false }` [INFO] [stdout] bcff2b025cfdb90ae111c75b0142af7f0ee83aeadea4366ddde5415d349f2cb7