[INFO] fetching crate async_logger 0.3.3...
[INFO] testing async_logger-0.3.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate async_logger 0.3.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate async_logger 0.3.3 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 crates.io crate async_logger 0.3.3
[INFO] finished tweaking crates.io crate async_logger 0.3.3
[INFO] tweaked toml for crates.io crate async_logger 0.3.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 4ae5dadf3145aa19e658f6b182745c07adb4589ee8ec98ed1d6db2ae66726828
[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" "4ae5dadf3145aa19e658f6b182745c07adb4589ee8ec98ed1d6db2ae66726828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ae5dadf3145aa19e658f6b182745c07adb4589ee8ec98ed1d6db2ae66726828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae5dadf3145aa19e658f6b182745c07adb4589ee8ec98ed1d6db2ae66726828", kill_on_drop: false }`
[INFO] [stdout] 4ae5dadf3145aa19e658f6b182745c07adb4589ee8ec98ed1d6db2ae66726828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d1d0f6d09a112092dde9dc7d277813fedea81b363237cf7f3819a4378de9f64c
[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" "d1d0f6d09a112092dde9dc7d277813fedea81b363237cf7f3819a4378de9f64c", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_logger v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:429:35
[INFO] [stdout]     |
[INFO] [stdout] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:395:51
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:174:52
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "d1d0f6d09a112092dde9dc7d277813fedea81b363237cf7f3819a4378de9f64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d0f6d09a112092dde9dc7d277813fedea81b363237cf7f3819a4378de9f64c", kill_on_drop: false }`
[INFO] [stdout] d1d0f6d09a112092dde9dc7d277813fedea81b363237cf7f3819a4378de9f64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] cfea0d571e5dc44cc2c79182ffc5dd1bd3895e38e5b9f35d1d7c0ffdd38bc047
[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" "cfea0d571e5dc44cc2c79182ffc5dd1bd3895e38e5b9f35d1d7c0ffdd38bc047", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:429:35
[INFO] [stdout]     |
[INFO] [stdout] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling async_logger v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:395:51
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:174:52
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:429:35
[INFO] [stdout]     |
[INFO] [stdout] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stdout]    --> src/lib.rs:395:51
[INFO] [stdout]     |
[INFO] [stdout] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stdout]     |                                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:112:52
[INFO] [stdout]     |
[INFO] [stdout] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:174:52
[INFO] [stdout]     |
[INFO] [stdout] 174 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]    --> src/buf.rs:244:52
[INFO] [stdout]     |
[INFO] [stdout] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.72s
[INFO] running `Command { std: "docker" "inspect" "cfea0d571e5dc44cc2c79182ffc5dd1bd3895e38e5b9f35d1d7c0ffdd38bc047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfea0d571e5dc44cc2c79182ffc5dd1bd3895e38e5b9f35d1d7c0ffdd38bc047", kill_on_drop: false }`
[INFO] [stdout] cfea0d571e5dc44cc2c79182ffc5dd1bd3895e38e5b9f35d1d7c0ffdd38bc047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bc31039702aaba7430b6daccfc43b0527d288e8bf318525acc99f8e4bd10db15
[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" "bc31039702aaba7430b6daccfc43b0527d288e8bf318525acc99f8e4bd10db15", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]    --> src/lib.rs:429:35
[INFO] [stderr]     |
[INFO] [stderr] 429 |     MemoryLayoutError(std::alloc::LayoutErr),
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `std::alloc::LayoutErr`: Name does not follow std convention, use LayoutError
[INFO] [stderr]    --> src/lib.rs:395:51
[INFO] [stderr]     |
[INFO] [stderr] 395 |     pub fn layout_err(self) -> Option<std::alloc::LayoutErr> {
[INFO] [stderr]     |                                                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/buf.rs:112:52
[INFO] [stderr]     |
[INFO] [stderr] 112 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/buf.rs:174:52
[INFO] [stderr]     |
[INFO] [stderr] 174 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]    --> src/buf.rs:244:52
[INFO] [stderr]     |
[INFO] [stderr] 244 |             let cur_acq_size = self.acquire_size.0.compare_and_swap(
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `async_logger` (lib) generated 5 warnings
[INFO] [stderr] warning: `async_logger` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_logger-9cdfd22ec8ca62ec)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::heavy_concurrency_test ... ignored
[INFO] [stdout] test buf::tests::zero_size ... ok
[INFO] [stdout] test buf::tests::too_big_size ... ok
[INFO] [stdout] test writer::tests::test_rotation ... ok
[INFO] [stdout] test tests::test_flush2_u64 ... ok
[INFO] [stdout] test tests::test_flush2_u8 ... ok
[INFO] [stdout] test tests::test_async_logger_large_msg ... ok
[INFO] [stdout] test tests::test_flush ... ok
[INFO] [stdout] test tests::test_async_logger_multiple_threads ... ok
[INFO] [stdout] test tests::test_async_logger_single_thread ... ok
[INFO] [stdout] test tests::test_async_logger_str ... ok
[INFO] [stdout] test tests::test_async_logger_u32 ... ok
[INFO] [stdout] test tests::test_async_logger_u64 ... ok
[INFO] [stdout] test tests::test_async_logger_box ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 8.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_logger
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - AsyncLoggerNB<T>::write_value (line 311) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bc31039702aaba7430b6daccfc43b0527d288e8bf318525acc99f8e4bd10db15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc31039702aaba7430b6daccfc43b0527d288e8bf318525acc99f8e4bd10db15", kill_on_drop: false }`
[INFO] [stdout] bc31039702aaba7430b6daccfc43b0527d288e8bf318525acc99f8e4bd10db15