[INFO] fetching crate fugue-box 0.0.4...
[INFO] checking fugue-box-0.0.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate fugue-box 0.0.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fugue-box 0.0.4 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 fugue-box 0.0.4
[INFO] finished tweaking crates.io crate fugue-box 0.0.4
[INFO] tweaked toml for crates.io crate fugue-box 0.0.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate fugue-box 0.0.4 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded confy v0.5.1
[INFO] [stderr]   Downloaded cc v1.0.81
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded emojis v0.6.0
[INFO] [stderr]   Downloaded portable-atomic v1.4.2
[INFO] [stderr]   Downloaded rustix v0.38.7
[INFO] [stderr]   Downloaded indicatif v0.17.6
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[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] b2cc4b202ec9b87db8b76a5bf53525cfa35a274bc325a68974f802a96539db1f
[INFO] running `Command { std: "docker" "start" "-a" "b2cc4b202ec9b87db8b76a5bf53525cfa35a274bc325a68974f802a96539db1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2cc4b202ec9b87db8b76a5bf53525cfa35a274bc325a68974f802a96539db1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2cc4b202ec9b87db8b76a5bf53525cfa35a274bc325a68974f802a96539db1f", kill_on_drop: false }`
[INFO] [stdout] b2cc4b202ec9b87db8b76a5bf53525cfa35a274bc325a68974f802a96539db1f
[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] 4184051e438d46b999ffb2da1295cc97790b622df6857e2a9bd09ba51cd9fed6
[INFO] running `Command { std: "docker" "start" "-a" "4184051e438d46b999ffb2da1295cc97790b622df6857e2a9bd09ba51cd9fed6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.7
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling portable-atomic v1.4.2
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking directories v4.0.1
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking emojis v0.6.0
[INFO] [stderr]     Checking termion v2.0.1
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking indicatif v0.17.6
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]     Checking confy v0.5.1
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking fugue-box v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "4184051e438d46b999ffb2da1295cc97790b622df6857e2a9bd09ba51cd9fed6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4184051e438d46b999ffb2da1295cc97790b622df6857e2a9bd09ba51cd9fed6", kill_on_drop: false }`
[INFO] [stdout] 4184051e438d46b999ffb2da1295cc97790b622df6857e2a9bd09ba51cd9fed6