[INFO] fetching crate bytepiece 0.2.0...
[INFO] checking bytepiece-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bytepiece 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bytepiece 0.2.0 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 bytepiece 0.2.0
[INFO] finished tweaking crates.io crate bytepiece 0.2.0
[INFO] tweaked toml for crates.io crate bytepiece 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate bytepiece 0.2.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aliasable v0.1.3
[INFO] [stderr]   Downloaded ouroboros v0.18.0
[INFO] [stderr]   Downloaded ouroboros_macro v0.18.0
[INFO] [stderr]   Downloaded errno v0.3.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.67
[INFO] [stderr]   Downloaded syn v2.0.37
[INFO] [stderr]   Downloaded clap v4.4.5
[INFO] [stderr]   Downloaded clap_builder v4.4.5
[INFO] [stderr]   Downloaded rustix v0.38.14
[INFO] [stderr]   Downloaded regex-automata v0.3.8
[INFO] [stderr]   Downloaded regex v1.9.5
[INFO] [stderr]   Downloaded bytepiece_rs v0.1.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.7
[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] 8589a80bc86658497b91ff29f08cb807b3b62cf3ef9e4773147b49657ab24f16
[INFO] running `Command { std: "docker" "start" "-a" "8589a80bc86658497b91ff29f08cb807b3b62cf3ef9e4773147b49657ab24f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8589a80bc86658497b91ff29f08cb807b3b62cf3ef9e4773147b49657ab24f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8589a80bc86658497b91ff29f08cb807b3b62cf3ef9e4773147b49657ab24f16", kill_on_drop: false }`
[INFO] [stdout] 8589a80bc86658497b91ff29f08cb807b3b62cf3ef9e4773147b49657ab24f16
[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] 1171ab64afd9cc6b44e5e66bc4589ad72c40569e4d2c3f7003452a401ca3f463
[INFO] running `Command { std: "docker" "start" "-a" "1171ab64afd9cc6b44e5e66bc4589ad72c40569e4d2c3f7003452a401ca3f463", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling rustix v0.38.14
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.7
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[INFO] [stderr]     Checking clap_builder v4.4.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking vsimd v0.8.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking outref v0.5.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking base64-simd v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking unic-normal v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking clap v4.4.5
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling ouroboros_macro v0.18.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]     Checking ouroboros v0.18.0
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking bytepiece_rs v0.1.0
[INFO] [stderr]     Checking bytepiece v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "1171ab64afd9cc6b44e5e66bc4589ad72c40569e4d2c3f7003452a401ca3f463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1171ab64afd9cc6b44e5e66bc4589ad72c40569e4d2c3f7003452a401ca3f463", kill_on_drop: false }`
[INFO] [stdout] 1171ab64afd9cc6b44e5e66bc4589ad72c40569e4d2c3f7003452a401ca3f463