[INFO] fetching crate webrtc-unreliable-client 0.2.2...
[INFO] checking webrtc-unreliable-client-0.2.2 against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743
[INFO] extracting crate webrtc-unreliable-client 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate webrtc-unreliable-client 0.2.2 on toolchain 18a6d911caba59605eb03db1452848a85d2e5879
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webrtc-unreliable-client 0.2.2
[INFO] finished tweaking crates.io crate webrtc-unreliable-client 0.2.2
[INFO] tweaked toml for crates.io crate webrtc-unreliable-client 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded x25519-dalek v2.0.0-rc.2
[INFO] [stderr]   Downloaded tinyjson v2.5.1
[INFO] [stderr]   Downloaded x509-parser v0.15.0
[INFO] [stderr]   Downloaded fiat-crypto v0.1.20
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f8a4ab5a1133e39e6e426a9e92c8c73a9007e42c91381ad39b573c20ef122d5
[INFO] running `Command { std: "docker" "start" "-a" "7f8a4ab5a1133e39e6e426a9e92c8c73a9007e42c91381ad39b573c20ef122d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f8a4ab5a1133e39e6e426a9e92c8c73a9007e42c91381ad39b573c20ef122d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f8a4ab5a1133e39e6e426a9e92c8c73a9007e42c91381ad39b573c20ef122d5", kill_on_drop: false }`
[INFO] [stdout] 7f8a4ab5a1133e39e6e426a9e92c8c73a9007e42c91381ad39b573c20ef122d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bb2a379cf3ef7e8dd985d6bd5229dcc39feb0b02f501997ee54e5e7cc81ecb2
[INFO] running `Command { std: "docker" "start" "-a" "8bb2a379cf3ef7e8dd985d6bd5229dcc39feb0b02f501997ee54e5e7cc81ecb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
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[INFO] [stderr]     Checking x25519-dalek v2.0.0-rc.2
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]     Checking rfc6979 v0.3.1
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[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.18
[INFO] [stderr]     Checking webrtc-unreliable-client v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.02s
[INFO] running `Command { std: "docker" "inspect" "8bb2a379cf3ef7e8dd985d6bd5229dcc39feb0b02f501997ee54e5e7cc81ecb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb2a379cf3ef7e8dd985d6bd5229dcc39feb0b02f501997ee54e5e7cc81ecb2", kill_on_drop: false }`
[INFO] [stdout] 8bb2a379cf3ef7e8dd985d6bd5229dcc39feb0b02f501997ee54e5e7cc81ecb2