[INFO] fetching crate s2n-quic-tls-default 0.31.0...
[INFO] checking s2n-quic-tls-default-0.31.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate s2n-quic-tls-default 0.31.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate s2n-quic-tls-default 0.31.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s2n-quic-tls-default 0.31.0
[INFO] finished tweaking crates.io crate s2n-quic-tls-default 0.31.0
[INFO] tweaked toml for crates.io crate s2n-quic-tls-default 0.31.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 103 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding jobserver v0.1.26 (latest: v0.1.28)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding s2n-codec v0.31.0 (latest: v0.35.1)
[INFO] [stderr]       Adding s2n-quic-core v0.31.0 (latest: v0.35.1)
[INFO] [stderr]       Adding s2n-quic-crypto v0.31.0 (latest: v0.35.1)
[INFO] [stderr]       Adding s2n-quic-rustls v0.31.0 (latest: v0.35.1)
[INFO] [stderr]       Adding s2n-quic-tls v0.31.0 (latest: v0.35.1)
[INFO] [stderr]       Adding s2n-tls v0.0.39 (latest: v0.2.1)
[INFO] [stderr]       Adding s2n-tls-sys v0.0.39 (latest: v0.2.1)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[INFO] [stderr]       Adding zerocopy v0.6.6 (latest: v0.7.32)
[INFO] [stderr]       Adding zerocopy-derive v0.6.6 (latest: v0.7.32)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded s2n-codec v0.31.0
[INFO] [stderr]   Downloaded s2n-quic-rustls v0.31.0
[INFO] [stderr]   Downloaded mirai-annotations v1.12.0
[INFO] [stderr]   Downloaded s2n-tls v0.0.39
[INFO] [stderr]   Downloaded zerocopy v0.6.6
[INFO] [stderr]   Downloaded s2n-quic-crypto v0.31.0
[INFO] [stderr]   Downloaded aws-lc-rs v1.6.4
[INFO] [stderr]   Downloaded zerocopy-derive v0.6.6
[INFO] [stderr]   Downloaded s2n-quic-core v0.31.0
[INFO] [stderr]   Downloaded s2n-tls-sys v0.0.39
[INFO] [stderr]   Downloaded aws-lc-sys v0.14.1
[INFO] [stderr]   Downloaded s2n-quic-tls v0.31.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7157d5ead450804bb42872101e4317cec0b3ff44a801ccfea2b37df4ef3f0142
[INFO] running `Command { std: "docker" "start" "-a" "7157d5ead450804bb42872101e4317cec0b3ff44a801ccfea2b37df4ef3f0142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7157d5ead450804bb42872101e4317cec0b3ff44a801ccfea2b37df4ef3f0142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7157d5ead450804bb42872101e4317cec0b3ff44a801ccfea2b37df4ef3f0142", kill_on_drop: false }`
[INFO] [stdout] 7157d5ead450804bb42872101e4317cec0b3ff44a801ccfea2b37df4ef3f0142
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d2859a25ef9b9a95e18a647a691b8fbfd2e9b70db340e77bf4265e4aef2c48a
[INFO] running `Command { std: "docker" "start" "-a" "5d2859a25ef9b9a95e18a647a691b8fbfd2e9b70db340e77bf4265e4aef2c48a", kill_on_drop: false }`
[INFO] [stderr]    Compiling dunce v1.0.4
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling aws-lc-rs v1.6.4
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking mirai-annotations v1.12.0
[INFO] [stderr]     Checking hex-literal v0.4.1
[INFO] [stderr]     Checking errno v0.3.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling s2n-tls-sys v0.0.39
[INFO] [stderr]    Compiling aws-lc-sys v0.14.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]    Compiling zerocopy-derive v0.6.6
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking zerocopy v0.6.6
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking s2n-codec v0.31.0
[INFO] [stderr]     Checking s2n-quic-core v0.31.0
[INFO] [stderr]     Checking s2n-tls v0.0.39
[INFO] [stderr]     Checking s2n-quic-crypto v0.31.0
[INFO] [stderr]     Checking s2n-quic-tls v0.31.0
[INFO] [stderr]     Checking s2n-quic-tls-default v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.74s
[INFO] running `Command { std: "docker" "inspect" "5d2859a25ef9b9a95e18a647a691b8fbfd2e9b70db340e77bf4265e4aef2c48a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2859a25ef9b9a95e18a647a691b8fbfd2e9b70db340e77bf4265e4aef2c48a", kill_on_drop: false }`
[INFO] [stdout] 5d2859a25ef9b9a95e18a647a691b8fbfd2e9b70db340e77bf4265e4aef2c48a