[INFO] cloning repository https://github.com/denoland/rustls-tokio-stream
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denoland/rustls-tokio-stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Frustls-tokio-stream", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Frustls-tokio-stream'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37c6508d87bf2acd29c438a3196d3e6dea7e3adf
[INFO] checking denoland/rustls-tokio-stream against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenoland%2Frustls-tokio-stream" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/denoland/rustls-tokio-stream on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/denoland/rustls-tokio-stream
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/denoland/rustls-tokio-stream
[INFO] tweaked toml for git repo https://github.com/denoland/rustls-tokio-stream written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/denoland/rustls-tokio-stream already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rstest_macros v0.18.2
[INFO] [stderr]   Downloaded rustls-pki-types v1.1.0
[INFO] [stderr]   Downloaded rstest v0.18.2
[INFO] [stderr]   Downloaded fastwebsockets v0.6.0
[INFO] [stderr]   Downloaded relative-path v1.9.2
[INFO] [stderr]   Downloaded rustls-webpki v0.102.1
[INFO] [stderr]   Downloaded rustls v0.22.2
[INFO] [stderr]   Downloaded rustls-pemfile v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08f1fc446986d8f94db61fadd3d2cd4ffa87fd71ad375510e4b58369ead2c606
[INFO] running `Command { std: "docker" "start" "-a" "08f1fc446986d8f94db61fadd3d2cd4ffa87fd71ad375510e4b58369ead2c606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f1fc446986d8f94db61fadd3d2cd4ffa87fd71ad375510e4b58369ead2c606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f1fc446986d8f94db61fadd3d2cd4ffa87fd71ad375510e4b58369ead2c606", kill_on_drop: false }`
[INFO] [stdout] 08f1fc446986d8f94db61fadd3d2cd4ffa87fd71ad375510e4b58369ead2c606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9333fa8a5cd939f3558f2dafdd755a85bdf77a00bb996a73000ac36afa45663c
[INFO] running `Command { std: "docker" "start" "-a" "9333fa8a5cd939f3558f2dafdd755a85bdf77a00bb996a73000ac36afa45663c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking smallvec v1.12.0
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]     Checking rustls-pki-types v1.1.0
[INFO] [stderr]    Compiling winnow v0.5.34
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling rustls v0.22.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking rustls-pemfile v2.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling ntest_test_cases v0.9.0
[INFO] [stderr]    Compiling ntest_timeout v0.9.0
[INFO] [stderr]     Checking ntest v0.9.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]     Checking rustls-webpki v0.102.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking fastwebsockets v0.6.0
[INFO] [stderr]     Checking rustls-tokio-stream v0.2.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `FutureExt` is imported redundantly
[INFO] [stdout]     --> src/stream.rs:1070:7
[INFO] [stdout]      |
[INFO] [stdout] 1064 |   use super::*;
[INFO] [stdout]      |       -------- the item `FutureExt` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1070 |   use futures::FutureExt;
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `ErrorKind` is imported redundantly
[INFO] [stdout]     --> src/stream.rs:1076:7
[INFO] [stdout]      |
[INFO] [stdout] 1064 |   use super::*;
[INFO] [stdout]      |       -------- the item `ErrorKind` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1076 |   use std::io::ErrorKind;
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Duration` is imported redundantly
[INFO] [stdout]     --> src/stream.rs:1081:7
[INFO] [stdout]      |
[INFO] [stdout] 1064 |   use super::*;
[INFO] [stdout]      |       -------- the item `Duration` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1081 |   use std::time::Duration;
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `spawn` is imported redundantly
[INFO] [stdout]     --> src/stream.rs:1086:7
[INFO] [stdout]      |
[INFO] [stdout] 1064 |   use super::*;
[INFO] [stdout]      |       -------- the item `spawn` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 1086 |   use tokio::spawn;
[INFO] [stdout]      |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.66s
[INFO] running `Command { std: "docker" "inspect" "9333fa8a5cd939f3558f2dafdd755a85bdf77a00bb996a73000ac36afa45663c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9333fa8a5cd939f3558f2dafdd755a85bdf77a00bb996a73000ac36afa45663c", kill_on_drop: false }`
[INFO] [stdout] 9333fa8a5cd939f3558f2dafdd755a85bdf77a00bb996a73000ac36afa45663c