[INFO] fetching crate rivulet 0.1.0...
[INFO] testing rivulet-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate rivulet 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rivulet 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rivulet 0.1.0
[INFO] finished tweaking crates.io crate rivulet 0.1.0
[INFO] tweaked toml for crates.io crate rivulet 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded system_error v0.1.1
[INFO] [stderr]   Downloaded vmap v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9a19932dd2d57240bb7a0dea3a5ab3d0acd4821307c555af1fd579a84f574a3
[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" "b9a19932dd2d57240bb7a0dea3a5ab3d0acd4821307c555af1fd579a84f574a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9a19932dd2d57240bb7a0dea3a5ab3d0acd4821307c555af1fd579a84f574a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9a19932dd2d57240bb7a0dea3a5ab3d0acd4821307c555af1fd579a84f574a3", kill_on_drop: false }`
[INFO] [stdout] b9a19932dd2d57240bb7a0dea3a5ab3d0acd4821307c555af1fd579a84f574a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 88f1bde4c13277b36d389e45baa99cc93602db494a4a10e47115c67234131985
[INFO] running `Command { std: "docker" "start" "-a" "88f1bde4c13277b36d389e45baa99cc93602db494a4a10e47115c67234131985", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling system_error v0.1.1
[INFO] [stderr]    Compiling vmap v0.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling rivulet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.04s
[INFO] running `Command { std: "docker" "inspect" "88f1bde4c13277b36d389e45baa99cc93602db494a4a10e47115c67234131985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f1bde4c13277b36d389e45baa99cc93602db494a4a10e47115c67234131985", kill_on_drop: false }`
[INFO] [stdout] 88f1bde4c13277b36d389e45baa99cc93602db494a4a10e47115c67234131985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] c1c34071ffcebc90c412822eb0e98102cd6d960ad11609901af809fa58faa052
[INFO] running `Command { std: "docker" "start" "-a" "c1c34071ffcebc90c412822eb0e98102cd6d960ad11609901af809fa58faa052", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling seahash v4.1.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling rivulet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.05s
[INFO] running `Command { std: "docker" "inspect" "c1c34071ffcebc90c412822eb0e98102cd6d960ad11609901af809fa58faa052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1c34071ffcebc90c412822eb0e98102cd6d960ad11609901af809fa58faa052", kill_on_drop: false }`
[INFO] [stdout] c1c34071ffcebc90c412822eb0e98102cd6d960ad11609901af809fa58faa052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aad9abce01f8251cc80885ab35c02f5f8f3e8ed96866dd636e2bec73f925d29e
[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" "aad9abce01f8251cc80885ab35c02f5f8f3e8ed96866dd636e2bec73f925d29e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rivulet-7cf84cf83977b2d6)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/circular_buffer.rs (/opt/rustwide/target/debug/deps/circular_buffer-75bc139de9af1af8)
[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 2 tests
[INFO] [stdout] test single_reader_buffer_integrity ... ok
[INFO] [stdout] test multiple_reader_buffer_integrity ... ok
[INFO] [stderr]      Running tests/io.rs (/opt/rustwide/target/debug/deps/io-e48c29a7c2098545)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sync_bufreader_writer ... ok
[INFO] [stdout] test async_bufreader_writer ... ok
[INFO] [stdout] test async_reader_writer ... ok
[INFO] [stdout] test sync_reader_writer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lazy.rs (/opt/rustwide/target/debug/deps/lazy-72b3b4770fb37fa0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test lazy_view ... ok
[INFO] [stdout] test lazy_channel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sequence.rs (/opt/rustwide/target/debug/deps/sequence-b443ce9cf058c382)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sequence_drop_first ... ok
[INFO] [stdout] test sequence_drop_second ... ok
[INFO] [stdout] test sequence_single_reader ... ok
[INFO] [stdout] test sequence_multiple_reader ... ok
[INFO] [stderr]      Running tests/slice.rs (/opt/rustwide/target/debug/deps/slice-7dbda89de3a32ad4)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test slice ... ok
[INFO] [stdout] test slice_mut ... ok
[INFO] [stdout] test bad_release - should panic ... 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]    Doc-tests rivulet
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aad9abce01f8251cc80885ab35c02f5f8f3e8ed96866dd636e2bec73f925d29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad9abce01f8251cc80885ab35c02f5f8f3e8ed96866dd636e2bec73f925d29e", kill_on_drop: false }`
[INFO] [stdout] aad9abce01f8251cc80885ab35c02f5f8f3e8ed96866dd636e2bec73f925d29e