[INFO] fetching crate arc-buffer 0.1.0...
[INFO] testing arc-buffer-0.1.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate arc-buffer 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate arc-buffer 0.1.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-buffer 0.1.0
[INFO] finished tweaking crates.io crate arc-buffer 0.1.0
[INFO] tweaked toml for crates.io crate arc-buffer 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded header-slice v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edc6f16f6d29a74a34945523290c5675057c9504a4f0737a13a6a189dbd8b2be
[INFO] running `Command { std: "docker" "start" "-a" "edc6f16f6d29a74a34945523290c5675057c9504a4f0737a13a6a189dbd8b2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edc6f16f6d29a74a34945523290c5675057c9504a4f0737a13a6a189dbd8b2be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc6f16f6d29a74a34945523290c5675057c9504a4f0737a13a6a189dbd8b2be", kill_on_drop: false }`
[INFO] [stdout] edc6f16f6d29a74a34945523290c5675057c9504a4f0737a13a6a189dbd8b2be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1292e7dd51049abdae4addecac2cc9f6aa64674c71ddd583399945b90e309c
[INFO] running `Command { std: "docker" "start" "-a" "bd1292e7dd51049abdae4addecac2cc9f6aa64674c71ddd583399945b90e309c", kill_on_drop: false }`
[INFO] [stderr]    Compiling header-slice v0.1.3
[INFO] [stderr]    Compiling arc-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "bd1292e7dd51049abdae4addecac2cc9f6aa64674c71ddd583399945b90e309c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1292e7dd51049abdae4addecac2cc9f6aa64674c71ddd583399945b90e309c", kill_on_drop: false }`
[INFO] [stdout] bd1292e7dd51049abdae4addecac2cc9f6aa64674c71ddd583399945b90e309c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c58da007f65bcac090bd7c0e061f61f0ea4fc010cbe6c47b6219b15b294d8f3
[INFO] running `Command { std: "docker" "start" "-a" "7c58da007f65bcac090bd7c0e061f61f0ea4fc010cbe6c47b6219b15b294d8f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-buffer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `MaybeUninit::<T>::new` that must be used
[INFO] [stdout]    --> src/test/utils.rs:50:35
[INFO] [stdout]     |
[INFO] [stdout] 50  |                           $(*$v =)? core::mem::MaybeUninit::new($f);
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/test/drop.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 | /     parallel! {
[INFO] [stdout] 111 | |         [clone mut buf] {
[INFO] [stdout] 112 | |             buf.push(4);
[INFO] [stdout] 113 | |             set_drop_hook(&mut buf, &D2);
[INFO] [stdout] ...   |
[INFO] [stdout] 126 | |         };
[INFO] [stdout] 127 | |     }
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: use `forget` to avoid running Drop code
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `MaybeUninit::<T>::new` that must be used
[INFO] [stdout]   --> src/test/utils.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 50 |                           $(*$v =)? core::mem::MaybeUninit::new($f);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 | /     parallel! {
[INFO] [stdout] 88 | |        let x <- [clone a] { Q(a) };
[INFO] [stdout] 89 | |        let y <- [ref b] { Q(*b) };
[INFO] [stdout] 90 | |        {};
[INFO] [stdout] 91 | |     };
[INFO] [stdout]    | |_____- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `forget` to avoid running Drop code
[INFO] [stdout]    = note: this warning originates in the macro `parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "7c58da007f65bcac090bd7c0e061f61f0ea4fc010cbe6c47b6219b15b294d8f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c58da007f65bcac090bd7c0e061f61f0ea4fc010cbe6c47b6219b15b294d8f3", kill_on_drop: false }`
[INFO] [stdout] 7c58da007f65bcac090bd7c0e061f61f0ea4fc010cbe6c47b6219b15b294d8f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7c58f4844f4fa6efce2063e4f3bb9e01aed3e285dff5d2df3caace2351226a8c
[INFO] running `Command { std: "docker" "start" "-a" "7c58f4844f4fa6efce2063e4f3bb9e01aed3e285dff5d2df3caace2351226a8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `MaybeUninit::<T>::new` that must be used
[INFO] [stderr]    --> src/test/utils.rs:50:35
[INFO] [stderr]     |
[INFO] [stderr] 50  |                           $(*$v =)? core::mem::MaybeUninit::new($f);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]    ::: src/test/drop.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 | /     parallel! {
[INFO] [stderr] 111 | |         [clone mut buf] {
[INFO] [stderr] 112 | |             buf.push(4);
[INFO] [stderr] 113 | |             set_drop_hook(&mut buf, &D2);
[INFO] [stderr] ...   |
[INFO] [stderr] 126 | |         };
[INFO] [stderr] 127 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: use `forget` to avoid running Drop code
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `MaybeUninit::<T>::new` that must be used
[INFO] [stderr]   --> src/test/utils.rs:50:35
[INFO] [stderr]    |
[INFO] [stderr] 50 |                           $(*$v =)? core::mem::MaybeUninit::new($f);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 87 | /     parallel! {
[INFO] [stderr] 88 | |        let x <- [clone a] { Q(a) };
[INFO] [stderr] 89 | |        let y <- [ref b] { Q(*b) };
[INFO] [stderr] 90 | |        {};
[INFO] [stderr] 91 | |     };
[INFO] [stderr]    | |_____- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `forget` to avoid running Drop code
[INFO] [stderr]    = note: this warning originates in the macro `parallel` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `arc-buffer` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arc_buffer-2488429228216e7a)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::create::create_with_macro_empty ... ok
[INFO] [stdout] test test::create::create_with_macro ... ok
[INFO] [stdout] test test::create::create_with_macro_len ... ok
[INFO] [stdout] test test::create::create_with_macro_len_empty ... ok
[INFO] [stdout] test test::drop::drop_after_mutating_clone ... ok
[INFO] [stdout] test test::drop::drop_clone_last ... ok
[INFO] [stdout] test test::drop::drop_no_clones ... ok
[INFO] [stdout] test test::drop::drop_after_mutating_original ... ok
[INFO] [stdout] test test::drop::drop_clone_first ... ok
[INFO] [stdout] test test::drop::drop_after_mutating_clone_parallel ... ok
[INFO] [stdout] test test::utils::parallel_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arc-buffer
[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" "7c58f4844f4fa6efce2063e4f3bb9e01aed3e285dff5d2df3caace2351226a8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c58f4844f4fa6efce2063e4f3bb9e01aed3e285dff5d2df3caace2351226a8c", kill_on_drop: false }`
[INFO] [stdout] 7c58f4844f4fa6efce2063e4f3bb9e01aed3e285dff5d2df3caace2351226a8c
