[INFO] fetching crate hyper-rustls 0.24.2...
[INFO] checking hyper-rustls-0.24.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate hyper-rustls 0.24.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hyper-rustls 0.24.2 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 hyper-rustls 0.24.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hyper-rustls 0.24.2
[INFO] tweaked toml for crates.io crate hyper-rustls 0.24.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate hyper-rustls 0.24.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls v0.21.8
[INFO] [stderr]   Downloaded webpki-roots v0.25.2
[INFO] [stderr]   Downloaded ring v0.17.5
[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] 7f83f17c95093a94f3de4d78df59f6fff91146a590c0a9fcb91ad3d0403ba4ba
[INFO] running `Command { std: "docker" "start" "-a" "7f83f17c95093a94f3de4d78df59f6fff91146a590c0a9fcb91ad3d0403ba4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f83f17c95093a94f3de4d78df59f6fff91146a590c0a9fcb91ad3d0403ba4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f83f17c95093a94f3de4d78df59f6fff91146a590c0a9fcb91ad3d0403ba4ba", kill_on_drop: false }`
[INFO] [stdout] 7f83f17c95093a94f3de4d78df59f6fff91146a590c0a9fcb91ad3d0403ba4ba
[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] 467e30d2f50c00397c96e50d75a8fbb5b9a6407192a7529717715f4a430b2ed0
[INFO] running `Command { std: "docker" "start" "-a" "467e30d2f50c00397c96e50d75a8fbb5b9a6407192a7529717715f4a430b2ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling rustls v0.21.8
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-rustls v0.24.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> examples/server.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.25s
[INFO] running `Command { std: "docker" "inspect" "467e30d2f50c00397c96e50d75a8fbb5b9a6407192a7529717715f4a430b2ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "467e30d2f50c00397c96e50d75a8fbb5b9a6407192a7529717715f4a430b2ed0", kill_on_drop: false }`
[INFO] [stdout] 467e30d2f50c00397c96e50d75a8fbb5b9a6407192a7529717715f4a430b2ed0
[INFO] checking hyper-rustls-0.24.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate hyper-rustls 0.24.2 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate hyper-rustls 0.24.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyper-rustls 0.24.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate hyper-rustls 0.24.2
[INFO] tweaked toml for crates.io crate hyper-rustls 0.24.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate hyper-rustls 0.24.2 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9206873cab85912178bcf1bc744b633f9f418d58b673b1534aacb516c15526a
[INFO] running `Command { std: "docker" "start" "-a" "f9206873cab85912178bcf1bc744b633f9f418d58b673b1534aacb516c15526a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9206873cab85912178bcf1bc744b633f9f418d58b673b1534aacb516c15526a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9206873cab85912178bcf1bc744b633f9f418d58b673b1534aacb516c15526a", kill_on_drop: false }`
[INFO] [stdout] f9206873cab85912178bcf1bc744b633f9f418d58b673b1534aacb516c15526a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46b98fef76a247892580c32d45566f24b48be642112170e5f4fc1f879230fd67
[INFO] running `Command { std: "docker" "start" "-a" "46b98fef76a247892580c32d45566f24b48be642112170e5f4fc1f879230fd67", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling rustls v0.21.8
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-rustls v0.24.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> examples/server.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::vec::Vec;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:144:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Vec` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.65s
[INFO] running `Command { std: "docker" "inspect" "46b98fef76a247892580c32d45566f24b48be642112170e5f4fc1f879230fd67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b98fef76a247892580c32d45566f24b48be642112170e5f4fc1f879230fd67", kill_on_drop: false }`
[INFO] [stdout] 46b98fef76a247892580c32d45566f24b48be642112170e5f4fc1f879230fd67