[INFO] cloning repository https://github.com/BL4D35M1TH/rust-webrtc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BL4D35M1TH/rust-webrtc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBL4D35M1TH%2Frust-webrtc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBL4D35M1TH%2Frust-webrtc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efb5df215d143d2df79dfe4838c47455c48f3f47
[INFO] checking BL4D35M1TH/rust-webrtc against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBL4D35M1TH%2Frust-webrtc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BL4D35M1TH/rust-webrtc
[INFO] finished tweaking git repo https://github.com/BL4D35M1TH/rust-webrtc
[INFO] tweaked toml for git repo https://github.com/BL4D35M1TH/rust-webrtc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BL4D35M1TH/rust-webrtc on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BL4D35M1TH/rust-webrtc 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.36
[INFO] [stderr]   Downloaded muldiv v1.0.0
[INFO] [stderr]   Downloaded rtcp v0.7.0
[INFO] [stderr]   Downloaded glib-macros v0.15.11
[INFO] [stderr]   Downloaded async-stream-impl v0.3.3
[INFO] [stderr]   Downloaded darling_macro v0.14.1
[INFO] [stderr]   Downloaded futures-executor v0.3.24
[INFO] [stderr]   Downloaded gstreamer-app-sys v0.18.0
[INFO] [stderr]   Downloaded anyhow v1.0.65
[INFO] [stderr]   Downloaded glib-sys v0.15.10
[INFO] [stderr]   Downloaded gstreamer-sys v0.18.0
[INFO] [stderr]   Downloaded turn v0.6.0
[INFO] [stderr]   Downloaded interceptor v0.8.0
[INFO] [stderr]   Downloaded webrtc-ice v0.8.1
[INFO] [stderr]   Downloaded webrtc-dtls v0.6.0
[INFO] [stderr]   Downloaded time v0.3.13
[INFO] [stderr]   Downloaded stun v0.4.3
[INFO] [stderr]   Downloaded webrtc-mdns v0.5.0
[INFO] [stderr]   Downloaded darling_core v0.14.1
[INFO] [stderr]   Downloaded gstreamer v0.18.8
[INFO] [stderr]   Downloaded webrtc-media v0.4.7
[INFO] [stderr]   Downloaded gstreamer-base v0.18.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded sdp v0.5.2
[INFO] [stderr]   Downloaded webrtc-data v0.5.0
[INFO] [stderr]   Downloaded glib v0.15.12
[INFO] [stderr]   Downloaded gstreamer-base-sys v0.18.0
[INFO] [stderr]   Downloaded gstreamer-app v0.18.7
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.12
[INFO] [stderr]   Downloaded crypto-bigint v0.4.8
[INFO] [stderr]   Downloaded yasna v0.5.0
[INFO] [stderr]   Downloaded const-oid v0.9.0
[INFO] [stderr]   Downloaded version-compare v0.1.0
[INFO] [stderr]   Downloaded backoff v0.4.0
[INFO] [stderr]   Downloaded async-stream v0.3.3
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.2
[INFO] [stderr]   Downloaded rust_engineio v0.4.0
[INFO] [stderr]   Downloaded rust_socketio v0.4.0
[INFO] [stderr]   Downloaded oid-registry v0.6.0
[INFO] [stderr]   Downloaded ff v0.12.0
[INFO] [stderr]   Downloaded signature v1.6.3
[INFO] [stderr]   Downloaded syn v1.0.101
[INFO] [stderr]   Downloaded pretty-hex v0.3.0
[INFO] [stderr]   Downloaded gobject-sys v0.15.10
[INFO] [stderr]   Downloaded system-deps v6.0.2
[INFO] [stderr]   Downloaded byte v0.2.6
[INFO] [stderr]   Downloaded rfc6979 v0.3.0
[INFO] [stderr]   Downloaded group v0.12.0
[INFO] [stderr]   Downloaded darling v0.14.1
[INFO] [stderr]   Downloaded webrtc-sctp v0.6.1
[INFO] [stderr]   Downloaded webrtc-util v0.6.0
[INFO] [stderr]   Downloaded webrtc v0.5.1
[INFO] [stderr]   Downloaded ecdsa v0.14.7
[INFO] [stderr]   Downloaded rtp v0.6.7
[INFO] [stderr]   Downloaded webrtc-srtp v0.9.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.36
[INFO] [stderr]   Downloaded option-operations v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ffede32accbd4c5e092ea10c53c5850c9719a6a6b1a3f66b42b7777ccbebc0a
[INFO] running `Command { std: "docker" "start" "-a" "1ffede32accbd4c5e092ea10c53c5850c9719a6a6b1a3f66b42b7777ccbebc0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ffede32accbd4c5e092ea10c53c5850c9719a6a6b1a3f66b42b7777ccbebc0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffede32accbd4c5e092ea10c53c5850c9719a6a6b1a3f66b42b7777ccbebc0a", kill_on_drop: false }`
[INFO] [stdout] 1ffede32accbd4c5e092ea10c53c5850c9719a6a6b1a3f66b42b7777ccbebc0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088c0aab346db704a0b77c2e1dcff260a1124218611058941d3c88dd77d977de
[INFO] running `Command { std: "docker" "start" "-a" "088c0aab346db704a0b77c2e1dcff260a1124218611058941d3c88dd77d977de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling thiserror v1.0.36
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling version-compare v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]    Compiling webrtc-util v0.6.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling cfg-expr v0.10.3
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking futures-io v0.3.24
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]     Checking base64ct v1.5.2
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.76
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking digest v0.10.5
[INFO] [stderr]    Compiling openssl v0.10.42
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "088c0aab346db704a0b77c2e1dcff260a1124218611058941d3c88dd77d977de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088c0aab346db704a0b77c2e1dcff260a1124218611058941d3c88dd77d977de", kill_on_drop: false }`
[INFO] [stdout] 088c0aab346db704a0b77c2e1dcff260a1124218611058941d3c88dd77d977de
