[INFO] fetching crate etcdv3client 0.3.0-beta.4...
[INFO] checking etcdv3client-0.3.0-beta.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate etcdv3client 0.3.0-beta.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate etcdv3client 0.3.0-beta.4 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 etcdv3client 0.3.0-beta.4
[INFO] finished tweaking crates.io crate etcdv3client 0.3.0-beta.4
[INFO] tweaked toml for crates.io crate etcdv3client 0.3.0-beta.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate etcdv3client 0.3.0-beta.4 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tonic v0.9.2
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded async-trait v0.1.72
[INFO] [stderr]   Downloaded rustls-webpki v0.101.2
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded matchit v0.7.2
[INFO] [stderr]   Downloaded pin-project-lite v0.2.11
[INFO] [stderr]   Downloaded tonic-build v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fbdae39d10eccd4abce3273ae6d82cdaa6ada18264838fa24d02a7ffbd04e072
[INFO] running `Command { std: "docker" "start" "-a" "fbdae39d10eccd4abce3273ae6d82cdaa6ada18264838fa24d02a7ffbd04e072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbdae39d10eccd4abce3273ae6d82cdaa6ada18264838fa24d02a7ffbd04e072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbdae39d10eccd4abce3273ae6d82cdaa6ada18264838fa24d02a7ffbd04e072", kill_on_drop: false }`
[INFO] [stdout] fbdae39d10eccd4abce3273ae6d82cdaa6ada18264838fa24d02a7ffbd04e072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 236f982a55c0050ec2541ddac7d4f7d4ab6ee0d43eba35873c4f74027b7321fc
[INFO] running `Command { std: "docker" "start" "-a" "236f982a55c0050ec2541ddac7d4f7d4ab6ee0d43eba35873c4f74027b7321fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking pin-project-lite v0.2.11
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling async-trait v0.1.72
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking matchit v0.7.2
[INFO] [stderr]    Compiling etcdv3client v0.3.0-beta.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling prost-derive v0.11.9
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking prost v0.11.9
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking axum-core v0.3.4
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking h2 v0.3.20
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking axum v0.6.20
[INFO] [stderr]     Checking tonic v0.9.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.80s
[INFO] running `Command { std: "docker" "inspect" "236f982a55c0050ec2541ddac7d4f7d4ab6ee0d43eba35873c4f74027b7321fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236f982a55c0050ec2541ddac7d4f7d4ab6ee0d43eba35873c4f74027b7321fc", kill_on_drop: false }`
[INFO] [stdout] 236f982a55c0050ec2541ddac7d4f7d4ab6ee0d43eba35873c4f74027b7321fc