[INFO] fetching crate http-serve 0.2.2...
[INFO] testing http-serve-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate http-serve 0.2.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate http-serve 0.2.2 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 http-serve 0.2.2
[INFO] finished tweaking crates.io crate http-serve 0.2.2
[INFO] tweaked toml for crates.io crate http-serve 0.2.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate http-serve 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3f884de62839bcd30ad7a07331e15c8a8f8b62a5196c84ecc389958f649da4e1
[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" "3f884de62839bcd30ad7a07331e15c8a8f8b62a5196c84ecc389958f649da4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f884de62839bcd30ad7a07331e15c8a8f8b62a5196c84ecc389958f649da4e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f884de62839bcd30ad7a07331e15c8a8f8b62a5196c84ecc389958f649da4e1", kill_on_drop: false }`
[INFO] [stdout] 3f884de62839bcd30ad7a07331e15c8a8f8b62a5196c84ecc389958f649da4e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 2da8b65907a1a5f695801299c4265edd0e192b3ba68ad14b1ec0fb20b139f3c0
[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" "2da8b65907a1a5f695801299c4265edd0e192b3ba68ad14b1ec0fb20b139f3c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.5
[INFO] [stderr]    Compiling time v0.2.15
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling pin-project-internal v0.4.13
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling tokio v0.2.20
[INFO] [stderr]    Compiling pin-project v0.4.13
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling http-serve v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.69s
[INFO] running `Command { std: "docker" "inspect" "2da8b65907a1a5f695801299c4265edd0e192b3ba68ad14b1ec0fb20b139f3c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da8b65907a1a5f695801299c4265edd0e192b3ba68ad14b1ec0fb20b139f3c0", kill_on_drop: false }`
[INFO] [stdout] 2da8b65907a1a5f695801299c4265edd0e192b3ba68ad14b1ec0fb20b139f3c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 5bbe6d7f56705a925049438b9e09a9290ed6ec0ba45227e2b4d399042917b269
[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" "5bbe6d7f56705a925049438b9e09a9290ed6ec0ba45227e2b4d399042917b269", 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 serde v1.0.107
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling async-compression v0.3.3
[INFO] [stderr]    Compiling plotters v0.2.14
[INFO] [stderr]    Compiling serde_derive v1.0.107
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling hyper v0.13.5
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.4
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling http-serve v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> tests/chunked-acceptance.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         { Mutex::new(HashMap::new()) };
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> tests/chunked-acceptance.rs:69:33
[INFO] [stdout]    |
[INFO] [stdout] 69 |     static ref SERVER: Server = { new_server() };
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]    --> tests/entity-acceptance.rs:115:33
[INFO] [stdout]     |
[INFO] [stdout] 115 |     static ref SERVER: String = { new_server() };
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.41s
[INFO] running `Command { std: "docker" "inspect" "5bbe6d7f56705a925049438b9e09a9290ed6ec0ba45227e2b4d399042917b269", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bbe6d7f56705a925049438b9e09a9290ed6ec0ba45227e2b4d399042917b269", kill_on_drop: false }`
[INFO] [stdout] 5bbe6d7f56705a925049438b9e09a9290ed6ec0ba45227e2b4d399042917b269
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] bbf3c01941d5d932f31b4bb6805fc73562192542552765ffc0368e25ea39815a
[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" "bbf3c01941d5d932f31b4bb6805fc73562192542552765ffc0368e25ea39815a", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/chunked-acceptance.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         { Mutex::new(HashMap::new()) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> tests/chunked-acceptance.rs:69:33
[INFO] [stderr]    |
[INFO] [stderr] 69 |     static ref SERVER: Server = { new_server() };
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]    --> tests/entity-acceptance.rs:115:33
[INFO] [stderr]     |
[INFO] [stderr] 115 |     static ref SERVER: String = { new_server() };
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/http_serve-64e34ee94838d985
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test etag::tests::corrupt_list ... ok
[INFO] [stdout] test etag::tests::empty_list ... ok
[INFO] [stdout] test etag::tests::comma_in_etag ... ok
[INFO] [stdout] test chunker::tests::small_large_write ... ok
[INFO] [stdout] test chunker::tests::chunk_write ... ok
[INFO] [stdout] test chunker::tests::chunk_double_write ... ok
[INFO] [stdout] test chunker::tests::large_write ... ok
[INFO] [stdout] test chunker::tests::abort ... ok
[INFO] [stdout] test chunker::tests::small_no_flush ... ok
[INFO] [stdout] test chunker::tests::small_flush ... ok
[INFO] [stdout] test etag::tests::weak_eq ... ok
[INFO] [stdout] test range::tests::test_resolve_ranges_absent_or_invalid ... ok
[INFO] [stdout] test tests::parse_qvalue ... ok
[INFO] [stdout] test etag::tests::nonempty_list ... ok
[INFO] [stdout] test range::tests::test_nonascii ... ok
[INFO] [stdout] test tests::should_gzip ... ok
[INFO] [stdout] test etag::tests::strong_eq ... ok
[INFO] [stdout] test range::tests::test_resolve_ranges_rfc ... ok
[INFO] [stdout] test range::tests::test_resolve_ranges_satisfiability ... ok
[INFO] [stdout] test file::tests::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chunked_acceptance-cf1c9d058af27448
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_gzip ... ok
[INFO] [stdout] test no_gzip_abort ... ok
[INFO] [stdout] test auto_gzip ... ok
[INFO] [stdout] test manual_gzip ... ok
[INFO] [stdout] test auto_gzip_abort ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/entity_acceptance-0d43246de537b7ba
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test serve_with_weak_etag ... ok
[INFO] [stdout] test serve_with_strong_etag ... ok
[INFO] [stdout] test serve_without_etag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests http-serve
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bbf3c01941d5d932f31b4bb6805fc73562192542552765ffc0368e25ea39815a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf3c01941d5d932f31b4bb6805fc73562192542552765ffc0368e25ea39815a", kill_on_drop: false }`
[INFO] [stdout] bbf3c01941d5d932f31b4bb6805fc73562192542552765ffc0368e25ea39815a