[INFO] fetching crate obs-do 0.1.0...
[INFO] checking obs-do-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate obs-do 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate obs-do 0.1.0 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 obs-do 0.1.0
[INFO] finished tweaking crates.io crate obs-do 0.1.0
[INFO] tweaked toml for crates.io crate obs-do 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate obs-do 0.1.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_repr v0.1.14
[INFO] [stderr]   Downloaded obws v0.11.2
[INFO] [stderr]   Downloaded rustix v0.38.3
[INFO] [stderr]   Downloaded clap_builder v4.3.11
[INFO] [stderr]   Downloaded clap v4.3.11
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1875588926446d5cf2a9fa4aeb2d9358bd259fb0151cbd84d0678e460d529ff
[INFO] running `Command { std: "docker" "start" "-a" "a1875588926446d5cf2a9fa4aeb2d9358bd259fb0151cbd84d0678e460d529ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1875588926446d5cf2a9fa4aeb2d9358bd259fb0151cbd84d0678e460d529ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1875588926446d5cf2a9fa4aeb2d9358bd259fb0151cbd84d0678e460d529ff", kill_on_drop: false }`
[INFO] [stdout] a1875588926446d5cf2a9fa4aeb2d9358bd259fb0151cbd84d0678e460d529ff
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 633a5b64c36e3a4e7b7f6d7617f0cdaa6cf662fe5783064c0c817bdcc460fe8e
[INFO] running `Command { std: "docker" "start" "-a" "633a5b64c36e3a4e7b7f6d7617f0cdaa6cf662fe5783064c0c817bdcc460fe8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.64
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking itoa v1.0.8
[INFO] [stderr]     Checking lock_api v0.4.10
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.100
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling syn v2.0.25
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking time v0.3.23
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]    Compiling darling_core v0.20.1
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]    Compiling serde_repr v0.1.14
[INFO] [stderr]    Compiling darling_macro v0.20.1
[INFO] [stderr]     Checking tungstenite v0.19.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling darling v0.20.1
[INFO] [stderr]    Compiling serde_with_macros v3.0.0
[INFO] [stderr]     Checking tokio-tungstenite v0.19.0
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking serde_with v3.0.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking clap_builder v4.3.11
[INFO] [stderr]     Checking obws v0.11.2
[INFO] [stderr]     Checking clap v4.3.11
[INFO] [stderr]     Checking obs-do v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s
[INFO] running `Command { std: "docker" "inspect" "633a5b64c36e3a4e7b7f6d7617f0cdaa6cf662fe5783064c0c817bdcc460fe8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633a5b64c36e3a4e7b7f6d7617f0cdaa6cf662fe5783064c0c817bdcc460fe8e", kill_on_drop: false }`
[INFO] [stdout] 633a5b64c36e3a4e7b7f6d7617f0cdaa6cf662fe5783064c0c817bdcc460fe8e