[INFO] fetching crate wired 0.5.1...
[INFO] testing wired-0.5.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate wired 0.5.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate wired 0.5.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wired 0.5.1
[INFO] finished tweaking crates.io crate wired 0.5.1
[INFO] tweaked toml for crates.io crate wired 0.5.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded page_size v0.4.2
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be5f260fd3f378449482e7c9bc87886a906822b34cf8c9b1e9c1db17363441d1
[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" "be5f260fd3f378449482e7c9bc87886a906822b34cf8c9b1e9c1db17363441d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be5f260fd3f378449482e7c9bc87886a906822b34cf8c9b1e9c1db17363441d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5f260fd3f378449482e7c9bc87886a906822b34cf8c9b1e9c1db17363441d1", kill_on_drop: false }`
[INFO] [stdout] be5f260fd3f378449482e7c9bc87886a906822b34cf8c9b1e9c1db17363441d1
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 5451a1292f4944730035fc735e3dffe1271a7a8ca3fdd011c7023be855b40328
[INFO] running `Command { std: "docker" "start" "-a" "5451a1292f4944730035fc735e3dffe1271a7a8ca3fdd011c7023be855b40328", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling memmap2 v0.1.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling wired v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.17s
[INFO] running `Command { std: "docker" "inspect" "5451a1292f4944730035fc735e3dffe1271a7a8ca3fdd011c7023be855b40328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5451a1292f4944730035fc735e3dffe1271a7a8ca3fdd011c7023be855b40328", kill_on_drop: false }`
[INFO] [stdout] 5451a1292f4944730035fc735e3dffe1271a7a8ca3fdd011c7023be855b40328
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f6730f7678e78c6525773adead71d3f118059f8a020510d04ce1875c5cb87d
[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" "08f6730f7678e78c6525773adead71d3f118059f8a020510d04ce1875c5cb87d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wired v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> tests/key_value_test.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut db = KeyValue::<String, Message>::new(file).unwrap();
[INFO] [stdout]    |         ----^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "08f6730f7678e78c6525773adead71d3f118059f8a020510d04ce1875c5cb87d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f6730f7678e78c6525773adead71d3f118059f8a020510d04ce1875c5cb87d", kill_on_drop: false }`
[INFO] [stdout] 08f6730f7678e78c6525773adead71d3f118059f8a020510d04ce1875c5cb87d
[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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a46b13366b5e9b9d3f70d01e752a4de6491ed7a0e013184ce9a9531bc1d9656
[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" "0a46b13366b5e9b9d3f70d01e752a4de6491ed7a0e013184ce9a9531bc1d9656", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/key_value_test.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let mut db = KeyValue::<String, Message>::new(file).unwrap();
[INFO] [stderr]    |         ----^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wired-0f02e7d30c9029cd)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test block_storage::backend::tests::update ... ok
[INFO] [stdout] test block_storage::backend::tests::create ... ok
[INFO] [stdout] test database::stack::tests::iteration ... ok
[INFO] [stdout] test database::key_value::tests::works ... ok
[INFO] [stdout] test database::queue::tests::works ... ok
[INFO] [stderr]      Running tests/key_value_test.rs (/opt/rustwide/target/debug/deps/key_value_test-e7f05e37453f300e)
[INFO] [stdout] test database::stack::tests::works ... ok
[INFO] [stdout] test database::queue::tests::iteration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/queue_test.rs (/opt/rustwide/target/debug/deps/queue_test-4351a8606405683e)
[INFO] [stdout] test works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/stack_test.rs (/opt/rustwide/target/debug/deps/stack_test-3d3c7c08e682e702)
[INFO] [stdout] test works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wired
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/database/queue.rs - database::queue::Queue<T>::dequeue (line 190) ... ok
[INFO] [stdout] test src/database/stack.rs - database::stack::Stack<T>::pop (line 178) ... ok
[INFO] [stdout] test src/database/queue.rs - database::queue::Queue<T>::new (line 79) ... ok
[INFO] [stdout] test src/database/stack.rs - database::stack::Stack<T>::push (line 147) ... ok
[INFO] [stdout] test src/database/stack.rs - database::stack::Stack<T>::new (line 90) ... ok
[INFO] [stdout] test src/database/stack.rs - database::stack::Stack (line 33) ... ok
[INFO] [stdout] test src/database/queue.rs - database::queue::Queue<T>::enqueue (line 146) ... ok
[INFO] [stdout] test src/database/stack.rs - database::stack::Stack<T>::new (line 80) ... ok
[INFO] [stdout] test src/database/key_value.rs - database::key_value::KeyValue (line 30) ... ok
[INFO] [stdout] test src/database/queue.rs - database::queue::Queue<T>::new (line 89) ... ok
[INFO] [stdout] test src/database/queue.rs - database::queue::Queue (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a46b13366b5e9b9d3f70d01e752a4de6491ed7a0e013184ce9a9531bc1d9656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a46b13366b5e9b9d3f70d01e752a4de6491ed7a0e013184ce9a9531bc1d9656", kill_on_drop: false }`
[INFO] [stdout] 0a46b13366b5e9b9d3f70d01e752a4de6491ed7a0e013184ce9a9531bc1d9656