[INFO] fetching crate hyper-srv 0.5.0...
[INFO] checking hyper-srv-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate hyper-srv 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate hyper-srv 0.5.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hyper-srv 0.5.0
[INFO] finished tweaking crates.io crate hyper-srv 0.5.0
[INFO] tweaked toml for crates.io crate hyper-srv 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate hyper-srv 0.5.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc2696384536c0e66dbe948644d3727feb45cfcb1fc1be5776a4da83f8a0b554
[INFO] running `Command { std: "docker" "start" "-a" "bc2696384536c0e66dbe948644d3727feb45cfcb1fc1be5776a4da83f8a0b554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc2696384536c0e66dbe948644d3727feb45cfcb1fc1be5776a4da83f8a0b554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2696384536c0e66dbe948644d3727feb45cfcb1fc1be5776a4da83f8a0b554", kill_on_drop: false }`
[INFO] [stdout] bc2696384536c0e66dbe948644d3727feb45cfcb1fc1be5776a4da83f8a0b554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdeee5d9e9d0a5704bec40e20b9d16cb2563dc2ba64818974d309c284c3f46ef
[INFO] running `Command { std: "docker" "start" "-a" "bdeee5d9e9d0a5704bec40e20b9d16cb2563dc2ba64818974d309c284c3f46ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling async-trait v0.1.74
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]    Compiling enum-as-inner v0.6.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking tokio v1.33.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.9
[INFO] [stderr]     Checking trust-dns-proto v0.23.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking trust-dns-resolver v0.23.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking hyper-srv v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.95s
[INFO] running `Command { std: "docker" "inspect" "bdeee5d9e9d0a5704bec40e20b9d16cb2563dc2ba64818974d309c284c3f46ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdeee5d9e9d0a5704bec40e20b9d16cb2563dc2ba64818974d309c284c3f46ef", kill_on_drop: false }`
[INFO] [stdout] bdeee5d9e9d0a5704bec40e20b9d16cb2563dc2ba64818974d309c284c3f46ef