[INFO] fetching crate tokio-tcp 0.1.4...
[INFO] testing tokio-tcp-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tokio-tcp 0.1.4 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tokio-tcp 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-tcp 0.1.4
[INFO] finished tweaking crates.io crate tokio-tcp 0.1.4
[INFO] tweaked toml for crates.io crate tokio-tcp 0.1.4 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b95e3e40612d69a5b7d104c6ff271b12e941c3c0f26b267f5bf1b4a23836507
[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" "1b95e3e40612d69a5b7d104c6ff271b12e941c3c0f26b267f5bf1b4a23836507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b95e3e40612d69a5b7d104c6ff271b12e941c3c0f26b267f5bf1b4a23836507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b95e3e40612d69a5b7d104c6ff271b12e941c3c0f26b267f5bf1b4a23836507", kill_on_drop: false }`
[INFO] [stdout] 1b95e3e40612d69a5b7d104c6ff271b12e941c3c0f26b267f5bf1b4a23836507
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0e7ff3babab2213b92fe9674ee143298be706a74c2031f4acf2607c9a17e2454
[INFO] running `Command { std: "docker" "start" "-a" "0e7ff3babab2213b92fe9674ee143298be706a74c2031f4acf2607c9a17e2454", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-tcp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "0e7ff3babab2213b92fe9674ee143298be706a74c2031f4acf2607c9a17e2454", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7ff3babab2213b92fe9674ee143298be706a74c2031f4acf2607c9a17e2454", kill_on_drop: false }`
[INFO] [stdout] 0e7ff3babab2213b92fe9674ee143298be706a74c2031f4acf2607c9a17e2454
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0edbaa50f779309a930ba54e91995c17c209c5f603fb2735f4c0fc649f9c6593
[INFO] running `Command { std: "docker" "start" "-a" "0edbaa50f779309a930ba54e91995c17c209c5f603fb2735f4c0fc649f9c6593", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.31s
[INFO] running `Command { std: "docker" "inspect" "0edbaa50f779309a930ba54e91995c17c209c5f603fb2735f4c0fc649f9c6593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edbaa50f779309a930ba54e91995c17c209c5f603fb2735f4c0fc649f9c6593", kill_on_drop: false }`
[INFO] [stdout] 0edbaa50f779309a930ba54e91995c17c209c5f603fb2735f4c0fc649f9c6593
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8dff73800a976ce78e06494b2dabab7b71588685da290bab634f6d71291cdf9
[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" "d8dff73800a976ce78e06494b2dabab7b71588685da290bab634f6d71291cdf9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_tcp-41407fa63afb729f
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chain-03cf1e0d8955e9c8
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/echo-1f108771255d2efe
[INFO] [stdout] test chain_clients ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test echo_server ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/limit-23228e47bb855ef4
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stream_buffered-d4b2786af8e2c59c
[INFO] [stdout] test limit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tcp-8720ed2eb9077bfd
[INFO] [stdout] test echo_server ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test accept2 ... ok
[INFO] [stdout] test connect ... ok
[INFO] [stdout] test accept ... ok
[INFO] [stderr]    Doc-tests tokio-tcp
[INFO] [stdout] test linux::poll_hup ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test src/stream.rs - stream::TcpStream::from_std (line 112) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::from_std (line 225) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::poll_accept (line 104) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::poll_accept_std (line 162) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener (line 19) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::set_ttl (line 347) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::linger (line 702) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::poll_peek (line 338) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::poll_write_ready (line 234) ... FAILED
[INFO] [stdout] test src/listener.rs - listener::TcpListener::incoming (line 291) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::peer_addr (line 287) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::recv_buffer_size (line 468) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::connect (line 73) ... FAILED
[INFO] [stdout] test src/stream.rs - stream::TcpStream::keepalive (line 581) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream (line 25) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::local_addr (line 256) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::ttl (line 323) ... ok
[INFO] [stdout] test src/listener.rs - listener::TcpListener::bind (line 58) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::poll_read_ready (line 190) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::nodelay (line 409) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::local_addr (line 263) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::shutdown (line 381) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_recv_buffer_size (line 496) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_nodelay (line 440) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_keepalive (line 617) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_ttl (line 673) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::try_clone (line 766) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_send_buffer_size (line 552) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::send_buffer_size (line 524) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::set_linger (line 737) ... ok
[INFO] [stdout] test src/stream.rs - stream::TcpStream::ttl (line 645) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/listener.rs - listener::TcpListener::set_ttl (line 347) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/listener.rs:352:29
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::linger (line 702) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:709:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::poll_peek (line 338) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:346:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::poll_write_ready (line 234) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:242:29
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/listener.rs - listener::TcpListener::incoming (line 291) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/listener.rs:298:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::peer_addr (line 287) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:294:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::recv_buffer_size (line 468) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:475:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/stream.rs - stream::TcpStream::connect (line 73) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/stream.rs:80:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn main() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/listener.rs - listener::TcpListener::incoming (line 291)
[INFO] [stdout]     src/listener.rs - listener::TcpListener::set_ttl (line 347)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::connect (line 73)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::linger (line 702)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::peer_addr (line 287)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::poll_peek (line 338)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::poll_write_ready (line 234)
[INFO] [stdout]     src/stream.rs - stream::TcpStream::recv_buffer_size (line 468)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 23 passed; 8 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "d8dff73800a976ce78e06494b2dabab7b71588685da290bab634f6d71291cdf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dff73800a976ce78e06494b2dabab7b71588685da290bab634f6d71291cdf9", kill_on_drop: false }`
[INFO] [stdout] d8dff73800a976ce78e06494b2dabab7b71588685da290bab634f6d71291cdf9