[INFO] fetching crate rtrb 0.1.3...
[INFO] testing rtrb-0.1.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate rtrb 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rtrb 0.1.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rtrb 0.1.3
[INFO] finished tweaking crates.io crate rtrb 0.1.3
[INFO] tweaked toml for crates.io crate rtrb 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43beca8b50b825d64e8ff621183a591817fc7efa3d191ae8df482592a2aff55b
[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" "43beca8b50b825d64e8ff621183a591817fc7efa3d191ae8df482592a2aff55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43beca8b50b825d64e8ff621183a591817fc7efa3d191ae8df482592a2aff55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43beca8b50b825d64e8ff621183a591817fc7efa3d191ae8df482592a2aff55b", kill_on_drop: false }`
[INFO] [stdout] 43beca8b50b825d64e8ff621183a591817fc7efa3d191ae8df482592a2aff55b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03940b92f132adfb76f1b81d1b43edb362c065b7ed77dff3596e9aac8bb6a037
[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" "03940b92f132adfb76f1b81d1b43edb362c065b7ed77dff3596e9aac8bb6a037", kill_on_drop: false }`
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling rtrb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "03940b92f132adfb76f1b81d1b43edb362c065b7ed77dff3596e9aac8bb6a037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03940b92f132adfb76f1b81d1b43edb362c065b7ed77dff3596e9aac8bb6a037", kill_on_drop: false }`
[INFO] [stdout] 03940b92f132adfb76f1b81d1b43edb362c065b7ed77dff3596e9aac8bb6a037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51ed046f0f2b7b452d62f8ae9abd8eedf69138db498fb50d1f539e0ba5bb39c5
[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" "51ed046f0f2b7b452d62f8ae9abd8eedf69138db498fb50d1f539e0ba5bb39c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling rtrb v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "51ed046f0f2b7b452d62f8ae9abd8eedf69138db498fb50d1f539e0ba5bb39c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ed046f0f2b7b452d62f8ae9abd8eedf69138db498fb50d1f539e0ba5bb39c5", kill_on_drop: false }`
[INFO] [stdout] 51ed046f0f2b7b452d62f8ae9abd8eedf69138db498fb50d1f539e0ba5bb39c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03d8b83e1098132dab9a18527d386a132963e572a0d6423a451b6d25b7338f8e
[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" "03d8b83e1098132dab9a18527d386a132963e572a0d6423a451b6d25b7338f8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rtrb-38b75aba8dba70c5)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/push_and_pop.rs (/opt/rustwide/target/debug/deps/push_and_pop-13eca4496d2bef85)
[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 6 tests
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test zero_capacity ... ok
[INFO] [stdout] test zero_sized_type ... ok
[INFO] [stdout] test capacity ... ok
[INFO] [stdout] test parallel ... ok
[INFO] [stdout] test drops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.30s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/write_and_read.rs (/opt/rustwide/target/debug/deps/write_and_read-575f46c457b52675)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test read_empty_buf ... ok
[INFO] [stdout] test write_empty_buf ... ok
[INFO] [stdout] test write_error ... ok
[INFO] [stdout] test read_error ... ok
[INFO] [stdout] test write_and_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rtrb
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/lib.rs - (line 142) ... ok
[INFO] [stdout] test src/lib.rs - Producer (line 502) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - Consumer (line 708) ... ok
[INFO] [stdout] test src/lib.rs - CopyToUninit (line 1188) ... ok
[INFO] [stdout] test src/lib.rs - (line 169) ... ok
[INFO] [stdout] test src/lib.rs - Producer<T>::is_full (line 659) ... ok
[INFO] [stdout] test src/lib.rs - Producer<T>::push (line 534) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::slots (line 894) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::pop (line 752) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::peek (line 776) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::is_empty (line 911) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::pop (line 740) ... ok
[INFO] [stdout] test src/lib.rs - Consumer<T>::read_chunk (line 815) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::capacity (line 382) ... ok
[INFO] [stdout] test src/lib.rs - (line 47) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::eq (line 473) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::split (line 300) ... ok
[INFO] [stdout] test src/lib.rs - Producer<T>::slots (line 642) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::new (line 250) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::new (line 259) ... ok
[INFO] [stdout] test src/lib.rs - RingBuffer<T>::reset (line 338) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03d8b83e1098132dab9a18527d386a132963e572a0d6423a451b6d25b7338f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d8b83e1098132dab9a18527d386a132963e572a0d6423a451b6d25b7338f8e", kill_on_drop: false }`
[INFO] [stdout] 03d8b83e1098132dab9a18527d386a132963e572a0d6423a451b6d25b7338f8e