[INFO] fetching crate snocat 0.6.0-alpha.9...
[INFO] testing snocat-0.6.0-alpha.9 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate snocat 0.6.0-alpha.9 into /workspace/builds/worker-103/source
[INFO] validating manifest of crates.io crate snocat 0.6.0-alpha.9 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snocat 0.6.0-alpha.9
[INFO] finished tweaking crates.io crate snocat 0.6.0-alpha.9
[INFO] tweaked toml for crates.io crate snocat 0.6.0-alpha.9 written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf225e4e7e0d4ebccbb97fbdd1968cb49dc3073c026f51617b494bf15ade0c36
[INFO] running `Command { std: "docker" "start" "-a" "cf225e4e7e0d4ebccbb97fbdd1968cb49dc3073c026f51617b494bf15ade0c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf225e4e7e0d4ebccbb97fbdd1968cb49dc3073c026f51617b494bf15ade0c36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf225e4e7e0d4ebccbb97fbdd1968cb49dc3073c026f51617b494bf15ade0c36", kill_on_drop: false }`
[INFO] [stdout] cf225e4e7e0d4ebccbb97fbdd1968cb49dc3073c026f51617b494bf15ade0c36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88551bf670159553843409c57a0ea4e47cc68564705ecf38524f1bdf3a0eecd1
[INFO] running `Command { std: "docker" "start" "-a" "88551bf670159553843409c57a0ea4e47cc68564705ecf38524f1bdf3a0eecd1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling arc-swap v1.5.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling rustls-pemfile v1.0.0
[INFO] [stderr]    Compiling rustls-pemfile v0.2.1
[INFO] [stderr]    Compiling rustls-pemfile v0.3.0
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling tracing-log v0.1.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling dashmap v5.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling webpki v0.22.0
[INFO] [stderr]    Compiling sct v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]    Compiling quinn-proto v0.8.2
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tracing-subscriber v0.3.11
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling quinn-udp v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.1
[INFO] [stderr]    Compiling gen-z v0.1.0
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling quinn v0.8.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling snocat v0.6.0-alpha.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/duplex.rs:144:3
[INFO] [stdout]     |
[INFO] [stdout] 144 | /   where
[INFO] [stdout] 145 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated_where_clause_location)]` on by default
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 144 ~   
[INFO] [stdout] 145 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/quinn_tunnel.rs:412:3
[INFO] [stdout]     |
[INFO] [stdout] 412 | /   where
[INFO] [stdout] 413 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 412 ~   
[INFO] [stdout] 413 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/util/tunnel_stream.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 | /   fn poll_read(
[INFO] [stdout] 88 | |     self: Pin<&mut Self>,
[INFO] [stdout] 89 | |     cx: &mut Context<'_>,
[INFO] [stdout] 90 | |     buf: &mut tokio::io::ReadBuf<'_>,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     AsyncRead::poll_read(Pin::new(&mut ref_stream), cx, buf)
[INFO] [stdout]    | |     -------------------------------------------------------- recursive call site
[INFO] [stdout] 95 | |   }
[INFO] [stdout]    | |___^ cannot return without recursing
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "88551bf670159553843409c57a0ea4e47cc68564705ecf38524f1bdf3a0eecd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88551bf670159553843409c57a0ea4e47cc68564705ecf38524f1bdf3a0eecd1", kill_on_drop: false }`
[INFO] [stdout] 88551bf670159553843409c57a0ea4e47cc68564705ecf38524f1bdf3a0eecd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749978efe5b5136ed27cc03ad93e45d9434e9fde2963a49ce7d6baae17cdc8d8
[INFO] running `Command { std: "docker" "start" "-a" "749978efe5b5136ed27cc03ad93e45d9434e9fde2963a49ce7d6baae17cdc8d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling fragile v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling mockall_derive v0.11.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling tracing v0.1.34
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing-subscriber v0.3.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling quinn-proto v0.8.2
[INFO] [stderr]    Compiling mockall v0.11.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling gen-z v0.1.0
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling quinn-udp v0.1.1
[INFO] [stderr]    Compiling tokio-util v0.7.1
[INFO] [stderr]    Compiling quinn v0.8.2
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling snocat v0.6.0-alpha.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/duplex.rs:144:3
[INFO] [stdout]     |
[INFO] [stdout] 144 | /   where
[INFO] [stdout] 145 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated_where_clause_location)]` on by default
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 144 ~   
[INFO] [stdout] 145 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/quinn_tunnel.rs:412:3
[INFO] [stdout]     |
[INFO] [stdout] 412 | /   where
[INFO] [stdout] 413 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 412 ~   
[INFO] [stdout] 413 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/duplex.rs:144:3
[INFO] [stdout]     |
[INFO] [stdout] 144 | /   where
[INFO] [stdout] 145 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated_where_clause_location)]` on by default
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 144 ~   
[INFO] [stdout] 145 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: where clause not allowed here
[INFO] [stdout]    --> src/common/protocol/tunnel/quinn_tunnel.rs:412:3
[INFO] [stdout]     |
[INFO] [stdout] 412 | /   where
[INFO] [stdout] 413 | |     B: 'a,
[INFO] [stdout]     | |__________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stdout] help: move it to the end of the type declaration
[INFO] [stdout]     |
[INFO] [stdout] 412 ~   
[INFO] [stdout] 413 ~   = Arc<B> where B: 'a;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/util/tunnel_stream.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 | /   fn poll_read(
[INFO] [stdout] 88 | |     self: Pin<&mut Self>,
[INFO] [stdout] 89 | |     cx: &mut Context<'_>,
[INFO] [stdout] 90 | |     buf: &mut tokio::io::ReadBuf<'_>,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     AsyncRead::poll_read(Pin::new(&mut ref_stream), cx, buf)
[INFO] [stdout]    | |     -------------------------------------------------------- recursive call site
[INFO] [stdout] 95 | |   }
[INFO] [stdout]    | |___^ cannot return without recursing
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/util/tunnel_stream.rs:87:3
[INFO] [stdout]    |
[INFO] [stdout] 87 | /   fn poll_read(
[INFO] [stdout] 88 | |     self: Pin<&mut Self>,
[INFO] [stdout] 89 | |     cx: &mut Context<'_>,
[INFO] [stdout] 90 | |     buf: &mut tokio::io::ReadBuf<'_>,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |     AsyncRead::poll_read(Pin::new(&mut ref_stream), cx, buf)
[INFO] [stdout]    | |     -------------------------------------------------------- recursive call site
[INFO] [stdout] 95 | |   }
[INFO] [stdout]    | |___^ cannot return without recursing
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/snocat-4ca0745389494b33)
[INFO] running `Command { std: "docker" "inspect" "749978efe5b5136ed27cc03ad93e45d9434e9fde2963a49ce7d6baae17cdc8d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749978efe5b5136ed27cc03ad93e45d9434e9fde2963a49ce7d6baae17cdc8d8", kill_on_drop: false }`
[INFO] [stdout] 749978efe5b5136ed27cc03ad93e45d9434e9fde2963a49ce7d6baae17cdc8d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adcb5ee972cb4d3b5dd00815cc1dfa6e1a3834b5c72a446b653ac0a722b58f83
[INFO] running `Command { std: "docker" "start" "-a" "adcb5ee972cb4d3b5dd00815cc1dfa6e1a3834b5c72a446b653ac0a722b58f83", kill_on_drop: false }`
[INFO] [stderr] warning: where clause not allowed here
[INFO] [stderr]    --> src/common/protocol/tunnel/duplex.rs:144:3
[INFO] [stderr]     |
[INFO] [stderr] 144 | /   where
[INFO] [stderr] 145 | |     B: 'a,
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated_where_clause_location)]` on by default
[INFO] [stderr]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stderr] help: move it to the end of the type declaration
[INFO] [stderr]     |
[INFO] [stderr] 144 ~   
[INFO] [stderr] 145 ~   = Arc<B> where B: 'a;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: where clause not allowed here
[INFO] [stderr]    --> src/common/protocol/tunnel/quinn_tunnel.rs:412:3
[INFO] [stderr]     |
[INFO] [stderr] 412 | /   where
[INFO] [stderr] 413 | |     B: 'a,
[INFO] [stderr]     | |__________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #89122 <https://github.com/rust-lang/rust/issues/89122> for more information
[INFO] [stderr] help: move it to the end of the type declaration
[INFO] [stderr]     |
[INFO] [stderr] 412 ~   
[INFO] [stderr] 413 ~   = Arc<B> where B: 'a;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/util/tunnel_stream.rs:87:3
[INFO] [stderr]    |
[INFO] [stderr] 87 | /   fn poll_read(
[INFO] [stderr] 88 | |     self: Pin<&mut Self>,
[INFO] [stderr] 89 | |     cx: &mut Context<'_>,
[INFO] [stderr] 90 | |     buf: &mut tokio::io::ReadBuf<'_>,
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |     AsyncRead::poll_read(Pin::new(&mut ref_stream), cx, buf)
[INFO] [stderr]    | |     -------------------------------------------------------- recursive call site
[INFO] [stderr] 95 | |   }
[INFO] [stderr]    | |___^ cannot return without recursing
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: `snocat` (lib) generated 3 warnings
[INFO] [stderr] warning: `snocat` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snocat-4ca0745389494b33)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test common::authentication::simple_ack_authentication::tests::run_auth ... ok
[INFO] [stdout] test common::protocol::address::tests::display_round_trip_empty ... ok
[INFO] [stdout] test common::protocol::address::tests::display_round_trip_escaped ... ok
[INFO] [stdout] test common::protocol::address::tests::display_round_trip_trivial ... ok
[INFO] [stdout] test common::protocol::address::tests::display_round_trip_zero_length_root ... ok
[INFO] [stdout] test common::protocol::address::tests::display_round_trip_zero_length_root_multi ... ok
[INFO] [stdout] test common::protocol::address::tests::error_on_bad_escape_sequences ... ok
[INFO] [stdout] test common::protocol::address::tests::error_on_missing_leading_slash ... ok
[INFO] [stdout] test common::protocol::address::tests::from_segments_empty ... ok
[INFO] [stdout] test common::protocol::address::tests::from_segments_escaped ... ok
[INFO] [stdout] test common::protocol::address::tests::from_segments_trivial ... ok
[INFO] [stdout] test common::protocol::proxy_tcp::tests::target_parsing ... ok
[INFO] [stdout] test common::tunnel_source::tests::add_and_remove ... ok
[INFO] [stdout] test common::protocol::proxy_tcp::tests::test_dns_name_parsing ... ok
[INFO] [stdout] test common::protocol::address::tests::from_segments_zero_length_root ... ok
[INFO] [stdout] test common::protocol::address::tests::from_segments_zero_length_root_multi ... ok
[INFO] [stdout] test common::tunnel_source::tests::end_of_stream_removal ... ok
[INFO] [stdout] test common::protocol::tunnel::duplex::tests::duplex_tunnel ... ok
[INFO] [stdout] test common::protocol::negotiation::tests::negotiate ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_callback_notifies ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_consumable ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_exclusive_mutex_try_lock_optimization ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_exclusive_arc_try_unwrap_optimization ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_callback_consumable ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_counter_take_mutex ... ok
[INFO] [stdout] test common::tunnel_source::tests::poll_contents ... ok
[INFO] [stdout] test ext::stream::tests::concurrent_monitoring ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_notifies ... ok
[INFO] [stdout] test ext::option::tests::lift_future ... ok
[INFO] [stdout] test util::tests::proxy_completion_on_end ... ok
[INFO] [stdout] test ext::result::tests::lift_future ... ok
[INFO] [stdout] test ext::future::tests::try_poll_until_or_else_failover ... ok
[INFO] [stdout] test util::framed::tests::stream_json_serialization_roundtrip ... ok
[INFO] [stdout] test util::tests::proxy_completion_on_any_error ... ok
[INFO] [stdout] test util::framed::tests::exceeding_maximum_length_is_no_op ... ok
[INFO] [stdout] test util::framed::tests::stream_framed_roundtrip ... ok
[INFO] [stdout] test common::protocol::tunnel::duplex::tests::duplex_tunnel_concurrency ... ok
[INFO] [stdout] test util::dropkick::tests::dropkick_mutex_background_task ... ok
[INFO] [stdout] test util::tests::proxy_independent_stream_completion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snocat
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adcb5ee972cb4d3b5dd00815cc1dfa6e1a3834b5c72a446b653ac0a722b58f83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adcb5ee972cb4d3b5dd00815cc1dfa6e1a3834b5c72a446b653ac0a722b58f83", kill_on_drop: false }`
[INFO] [stdout] adcb5ee972cb4d3b5dd00815cc1dfa6e1a3834b5c72a446b653ac0a722b58f83