[INFO] fetching crate jwks_client_rs 0.4.2...
[INFO] checking jwks_client_rs-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate jwks_client_rs 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate jwks_client_rs 0.4.2 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 jwks_client_rs 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jwks_client_rs 0.4.2
[INFO] tweaked toml for crates.io crate jwks_client_rs 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate jwks_client_rs 0.4.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing v0.1.39
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[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.8+1.55.1
[INFO] [stderr]   Downloaded blocking v1.4.1
[INFO] [stderr]   Downloaded event-listener v3.0.0
[INFO] [stderr]   Downloaded async-object-pool v0.1.4
[INFO] [stderr]   Downloaded new_debug_unreachable v1.0.4
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[INFO] [stderr]   Downloaded ring v0.17.4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a9ef724c8145be761038ab9c92a24814795d84fa677d2e26f60bf79ec913ac4
[INFO] running `Command { std: "docker" "start" "-a" "2a9ef724c8145be761038ab9c92a24814795d84fa677d2e26f60bf79ec913ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9ef724c8145be761038ab9c92a24814795d84fa677d2e26f60bf79ec913ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9ef724c8145be761038ab9c92a24814795d84fa677d2e26f60bf79ec913ac4", kill_on_drop: false }`
[INFO] [stdout] 2a9ef724c8145be761038ab9c92a24814795d84fa677d2e26f60bf79ec913ac4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7363ec0b58cb9febdc732a7f37b4cf43f4ab63f3cd6b7bb0c75974e8c73f14d
[INFO] running `Command { std: "docker" "start" "-a" "e7363ec0b58cb9febdc732a7f37b4cf43f4ab63f3cd6b7bb0c75974e8c73f14d", kill_on_drop: false }`
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[INFO] [stderr]     Checking jwks_client_rs v0.4.2 (/opt/rustwide/workdir)
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.06s
[INFO] running `Command { std: "docker" "inspect" "e7363ec0b58cb9febdc732a7f37b4cf43f4ab63f3cd6b7bb0c75974e8c73f14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7363ec0b58cb9febdc732a7f37b4cf43f4ab63f3cd6b7bb0c75974e8c73f14d", kill_on_drop: false }`
[INFO] [stdout] e7363ec0b58cb9febdc732a7f37b4cf43f4ab63f3cd6b7bb0c75974e8c73f14d