[INFO] cloning repository https://github.com/jhideki/discard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhideki/discard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhideki%2Fdiscard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhideki%2Fdiscard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4cb1e6215c85556bc03e73dfae6b2ebc65899be6
[INFO] checking jhideki/discard against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhideki%2Fdiscard" "/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/jhideki/discard on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jhideki/discard
[INFO] finished tweaking git repo https://github.com/jhideki/discard
[INFO] tweaked toml for git repo https://github.com/jhideki/discard written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jhideki/discard 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" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webrtc-srtp v0.13.0
[INFO] [stderr]   Downloaded webrtc-data v0.9.0
[INFO] [stderr]   Downloaded sdp v0.6.2
[INFO] [stderr]   Downloaded interceptor v0.12.0
[INFO] [stderr]   Downloaded rcgen v0.13.1
[INFO] [stderr]   Downloaded stun v0.6.0
[INFO] [stderr]   Downloaded webrtc-ice v0.11.0
[INFO] [stderr]   Downloaded webrtc-sctp v0.10.0
[INFO] [stderr]   Downloaded webrtc-dtls v0.10.0
[INFO] [stderr]   Downloaded webrtc v0.11.0
[INFO] [stderr]   Downloaded turn v0.8.0
[INFO] [stderr]   Downloaded webrtc-util v0.9.0
[INFO] [stderr]   Downloaded ccm v0.5.0
[INFO] [stderr]   Downloaded rtcp v0.11.0
[INFO] [stderr]   Downloaded webrtc-mdns v0.7.0
[INFO] [stderr]   Downloaded webrtc-media v0.8.0
[INFO] [stderr]   Downloaded rtp v0.11.0
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1ee812543ddd090d000b9ef15ada8e520c1f4183640c991149607a8d878a577
[INFO] running `Command { std: "docker" "start" "-a" "d1ee812543ddd090d000b9ef15ada8e520c1f4183640c991149607a8d878a577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1ee812543ddd090d000b9ef15ada8e520c1f4183640c991149607a8d878a577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ee812543ddd090d000b9ef15ada8e520c1f4183640c991149607a8d878a577", kill_on_drop: false }`
[INFO] [stdout] d1ee812543ddd090d000b9ef15ada8e520c1f4183640c991149607a8d878a577
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 670be805c00944d6f241fd1782ef0c3f6364ad7becfda1a7e96a01022bd8ad42
[INFO] running `Command { std: "docker" "start" "-a" "670be805c00944d6f241fd1782ef0c3f6364ad7becfda1a7e96a01022bd8ad42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.0.98
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[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crc-catalog v2.4.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling oid-registry v0.7.0
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]    Compiling substring v1.4.5
[INFO] [stderr]     Checking crc v3.2.1
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling rustls v0.23.9
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking waitgroup v0.1.2
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[INFO] [stderr]     Checking clap_builder v4.5.9
[INFO] [stderr]     Checking pem v3.0.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking num-bigint v0.4.5
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[INFO] [stderr]     Checking rand v0.8.5
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[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling asn1-rs-impl v0.1.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.4.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.61
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling displaydoc v0.2.4
[INFO] [stderr]    Compiling asn1-rs-impl v0.2.0
[INFO] [stderr]    Compiling asn1-rs-derive v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rustls-webpki v0.102.4
[INFO] [stderr]     Checking thiserror v1.0.61
[INFO] [stderr]     Checking asn1-rs v0.6.1
[INFO] [stderr]     Checking asn1-rs v0.5.2
[INFO] [stderr]     Checking sdp v0.6.2
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking ccm v0.5.0
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking der-parser v9.0.0
[INFO] [stderr]     Checking der-parser v8.2.0
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking x509-parser v0.16.0
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]     Checking p384 v0.13.0
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rcgen v0.13.1
[INFO] [stderr]     Checking webrtc-util v0.9.0
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking smol_str v0.2.2
[INFO] [stderr]     Checking rtp v0.11.0
[INFO] [stderr]     Checking stun v0.6.0
[INFO] [stderr]     Checking rtcp v0.11.0
[INFO] [stderr]     Checking webrtc-mdns v0.7.0
[INFO] [stderr]     Checking webrtc-sctp v0.10.0
[INFO] [stderr]     Checking webrtc-dtls v0.10.0
[INFO] [stderr]     Checking turn v0.8.0
[INFO] [stderr]     Checking webrtc-media v0.8.0
[INFO] [stderr]     Checking webrtc-srtp v0.13.0
[INFO] [stderr]     Checking interceptor v0.12.0
[INFO] [stderr]     Checking webrtc-data v0.9.0
[INFO] [stderr]     Checking webrtc-ice v0.11.0
[INFO] [stderr]     Checking webrtc v0.11.0
[INFO] [stderr]     Checking discard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `http_body_util`
[INFO] [stdout]  --> src/utils/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http_body_util::combinators::BoxBody;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `http_body_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hyper`
[INFO] [stdout]  --> src/utils/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hyper::body::Bytes;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `http_body_util`
[INFO] [stdout]  --> src/utils/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use http_body_util::{BodyExt, Empty};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `http_body_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `http_body_util`
[INFO] [stdout]  --> src/utils/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use http_body_util::combinators::BoxBody;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `http_body_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hyper`
[INFO] [stdout]  --> src/utils/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hyper::body::Bytes;
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `http_body_util`
[INFO] [stdout]  --> src/utils/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use http_body_util::{BodyExt, Empty};
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of undeclared crate or module `http_body_util`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/core/rtc.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let signal = done_rx.recv().await {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signal`
[INFO] [stdout]   --> src/core/rtc.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let signal = done_rx.recv().await {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/core/rtc.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let signal = done_rx.recv().await {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `signal`
[INFO] [stdout]   --> src/core/rtc.rs:67:20
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if let signal = done_rx.recv().await {
[INFO] [stdout]    |                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_signal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hyper`
[INFO] [stdout]  --> src/utils/lib.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn empty() -> BoxBody<Bytes, hyper::Error> {
[INFO] [stdout]   |                                  ^^^^^ use of undeclared crate or module `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `discard` (bin "discard") due to 5 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `hyper`
[INFO] [stdout]  --> src/utils/lib.rs:4:34
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn empty() -> BoxBody<Bytes, hyper::Error> {
[INFO] [stdout]   |                                  ^^^^^ use of undeclared crate or module `hyper`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `discard` (bin "discard" test) due to 5 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "670be805c00944d6f241fd1782ef0c3f6364ad7becfda1a7e96a01022bd8ad42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "670be805c00944d6f241fd1782ef0c3f6364ad7becfda1a7e96a01022bd8ad42", kill_on_drop: false }`
[INFO] [stdout] 670be805c00944d6f241fd1782ef0c3f6364ad7becfda1a7e96a01022bd8ad42