[INFO] fetching crate tower-service 0.3.1...
[INFO] testing tower-service-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tower-service 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tower-service 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-service 0.3.1
[INFO] finished tweaking crates.io crate tower-service 0.3.1
[INFO] tweaked toml for crates.io crate tower-service 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] d788bb3621ddfe5108f0ca56639eea2b362c15e69c99d0ed13406bbc49eeb76e
[INFO] running `Command { std: "docker" "start" "-a" "d788bb3621ddfe5108f0ca56639eea2b362c15e69c99d0ed13406bbc49eeb76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d788bb3621ddfe5108f0ca56639eea2b362c15e69c99d0ed13406bbc49eeb76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d788bb3621ddfe5108f0ca56639eea2b362c15e69c99d0ed13406bbc49eeb76e", kill_on_drop: false }`
[INFO] [stdout] d788bb3621ddfe5108f0ca56639eea2b362c15e69c99d0ed13406bbc49eeb76e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 4b9ea2d59304c36880bda8dfbe3fe3726c3e63f01d0e085ddf251967f9f211f7
[INFO] running `Command { std: "docker" "start" "-a" "4b9ea2d59304c36880bda8dfbe3fe3726c3e63f01d0e085ddf251967f9f211f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-service v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "4b9ea2d59304c36880bda8dfbe3fe3726c3e63f01d0e085ddf251967f9f211f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9ea2d59304c36880bda8dfbe3fe3726c3e63f01d0e085ddf251967f9f211f7", kill_on_drop: false }`
[INFO] [stdout] 4b9ea2d59304c36880bda8dfbe3fe3726c3e63f01d0e085ddf251967f9f211f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e93701e1c3f5f046d1ce4ec092c89bf53890118b7189d94abc27893d376b1fd
[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" "7e93701e1c3f5f046d1ce4ec092c89bf53890118b7189d94abc27893d376b1fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tower-service v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `Command { std: "docker" "inspect" "7e93701e1c3f5f046d1ce4ec092c89bf53890118b7189d94abc27893d376b1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e93701e1c3f5f046d1ce4ec092c89bf53890118b7189d94abc27893d376b1fd", kill_on_drop: false }`
[INFO] [stdout] 7e93701e1c3f5f046d1ce4ec092c89bf53890118b7189d94abc27893d376b1fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", 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] fe4329044440b45c9beb915f8ed814c0d47dacd0c3c092b397537ee11e2dedb8
[INFO] running `Command { std: "docker" "start" "-a" "fe4329044440b45c9beb915f8ed814c0d47dacd0c3c092b397537ee11e2dedb8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tower_service-a35c744146fbf93b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests tower-service
[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] [stderr] warning: lint `broken_intra_doc_links` has been renamed to `rustdoc::broken_intra_doc_links`
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | #![deny(broken_intra_doc_links)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::broken_intra_doc_links`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Service (line 93) ... ignored
[INFO] [stdout] test src/lib.rs - Service (line 114) ... FAILED
[INFO] [stdout] test src/lib.rs - Service (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Service (line 114) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `select` in `tokio`
[INFO] [stdout]   --> src/lib.rs:189:20
[INFO] [stdout]    |
[INFO] [stdout] 78 |             tokio::select! {
[INFO] [stdout]    |                    ^^^^^^ could not find `select` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `time` in `tokio`
[INFO] [stdout]   --> src/lib.rs:177:30
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let timeout = tokio::time::sleep(self.timeout);
[INFO] [stdout]    |                              ^^^^ could not find `time` in `tokio`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Service (line 114)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "fe4329044440b45c9beb915f8ed814c0d47dacd0c3c092b397537ee11e2dedb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe4329044440b45c9beb915f8ed814c0d47dacd0c3c092b397537ee11e2dedb8", kill_on_drop: false }`
[INFO] [stdout] fe4329044440b45c9beb915f8ed814c0d47dacd0c3c092b397537ee11e2dedb8