[INFO] fetching crate salvo_core 0.2.4...
[INFO] checking salvo_core-0.2.4 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate salvo_core 0.2.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate salvo_core 0.2.4 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate salvo_core 0.2.4
[INFO] finished tweaking crates.io crate salvo_core 0.2.4
[INFO] tweaked toml for crates.io crate salvo_core 0.2.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5d0fccf054da944b689fceabf5118b4333064344bed0647263a511393e88def
[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" "c5d0fccf054da944b689fceabf5118b4333064344bed0647263a511393e88def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5d0fccf054da944b689fceabf5118b4333064344bed0647263a511393e88def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5d0fccf054da944b689fceabf5118b4333064344bed0647263a511393e88def", kill_on_drop: false }`
[INFO] [stdout] c5d0fccf054da944b689fceabf5118b4333064344bed0647263a511393e88def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a111b0947bb3ed7c31463ec9bd5f31988d44d298d88084a1ed6f9f3012ccfd76
[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" "a111b0947bb3ed7c31463ec9bd5f31988d44d298d88084a1ed6f9f3012ccfd76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
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[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
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[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking rand_core v0.4.2
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[INFO] [stderr]     Checking once_cell v1.4.1
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[INFO] [stderr]    Compiling serde v1.0.116
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[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking rand_core v0.3.1
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[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unreachable v1.0.0
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[INFO] [stderr]     Checking rand_chacha v0.2.2
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[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking pin-project v0.4.26
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking double-checked-cell-async v2.0.2
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking futures-test v0.3.6
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking config v0.9.3
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking salvo_core v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Context`, `Poll`
[INFO] [stdout]   --> src/http/multipart/test_util.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::task::{Context, Poll};
[INFO] [stdout]    |                 ^^^^^^^  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]   --> src/http/multipart/test_util.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::thread;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryStream`
[INFO] [stdout]   --> src/http/multipart/test_util.rs:14:31
[INFO] [stdout]    |
[INFO] [stdout] 14 | use futures::stream::{Stream, TryStream};
[INFO] [stdout]    |                               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures_test::task::noop_context`
[INFO] [stdout]   --> src/http/multipart/test_util.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use futures_test::task::noop_context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::Infallible`
[INFO] [stdout]   --> src/http/multipart/test_util.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::Infallible;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/http/multipart/test_util.rs:117:1
[INFO] [stdout]     |
[INFO] [stdout] 117 | / macro_rules! ready_assert(
[INFO] [stdout] 118 | |     (|$cx:ident| $expr:expr) => {{
[INFO] [stdout] 119 | |         use std::task::Poll::*;
[INFO] [stdout] 120 | |         let ref mut $cx = futures_test::task::noop_context();
[INFO] [stdout] ...   |
[INFO] [stdout] 130 | |     }}
[INFO] [stdout] 131 | | );
[INFO] [stdout]     | |__^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 38s
[INFO] running `Command { std: "docker" "inspect" "a111b0947bb3ed7c31463ec9bd5f31988d44d298d88084a1ed6f9f3012ccfd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a111b0947bb3ed7c31463ec9bd5f31988d44d298d88084a1ed6f9f3012ccfd76", kill_on_drop: false }`
[INFO] [stdout] a111b0947bb3ed7c31463ec9bd5f31988d44d298d88084a1ed6f9f3012ccfd76