[INFO] fetching crate ou 0.1.6...
[INFO] checking ou-0.1.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ou 0.1.6 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ou 0.1.6 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 ou 0.1.6
[INFO] finished tweaking crates.io crate ou 0.1.6
[INFO] tweaked toml for crates.io crate ou 0.1.6 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate ou 0.1.6 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]  Downloading crates ...
[INFO] [stderr]   Downloaded open v3.0.3
[INFO] [stderr]   Downloaded socket2 v0.4.6
[INFO] [stderr]   Downloaded axum v0.5.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 044d29055342846f90e609e2aac9d2cadfaa0cf55d7a1fc5c245cf88022b08e4
[INFO] running `Command { std: "docker" "start" "-a" "044d29055342846f90e609e2aac9d2cadfaa0cf55d7a1fc5c245cf88022b08e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "044d29055342846f90e609e2aac9d2cadfaa0cf55d7a1fc5c245cf88022b08e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "044d29055342846f90e609e2aac9d2cadfaa0cf55d7a1fc5c245cf88022b08e4", kill_on_drop: false }`
[INFO] [stdout] 044d29055342846f90e609e2aac9d2cadfaa0cf55d7a1fc5c245cf88022b08e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f1847087c041a4c483a4789a294a90175cf6c93e32c5fc3aaf122f8d8ecf33c7
[INFO] running `Command { std: "docker" "start" "-a" "f1847087c041a4c483a4789a294a90175cf6c93e32c5fc3aaf122f8d8ecf33c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking http-range-header v0.3.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking matchit v0.5.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking sync_wrapper v0.1.1
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking open v3.0.3
[INFO] [stderr]     Checking socket2 v0.4.6
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling clap_derive v3.2.17
[INFO] [stderr]     Checking axum-core v0.2.7
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking clap v3.2.17
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking tower-http v0.3.4
[INFO] [stderr]     Checking axum v0.5.15
[INFO] [stderr]     Checking ou v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "f1847087c041a4c483a4789a294a90175cf6c93e32c5fc3aaf122f8d8ecf33c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1847087c041a4c483a4789a294a90175cf6c93e32c5fc3aaf122f8d8ecf33c7", kill_on_drop: false }`
[INFO] [stdout] f1847087c041a4c483a4789a294a90175cf6c93e32c5fc3aaf122f8d8ecf33c7