[INFO] fetching crate twenty-first 0.42.0-alpha.2...
[INFO] checking twenty-first-0.42.0-alpha.2 against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] extracting crate twenty-first 0.42.0-alpha.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate twenty-first 0.42.0-alpha.2 on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate twenty-first 0.42.0-alpha.2
[INFO] finished tweaking crates.io crate twenty-first 0.42.0-alpha.2
[INFO] tweaked toml for crates.io crate twenty-first 0.42.0-alpha.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 157 packages to latest compatible versions
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding attribute-derive v0.6.1 (latest: v0.9.2)
[INFO] [stderr]       Adding attribute-derive-macro v0.6.1 (latest: v0.9.2)
[INFO] [stderr]       Adding bit-set v0.5.3 (latest: v0.8.0)
[INFO] [stderr]       Adding bit-vec v0.6.3 (latest: v0.8.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding itertools v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.4)
[INFO] [stderr]       Adding proc-macro-utils v0.8.0 (latest: v0.10.0)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding quote-use v0.7.2 (latest: v0.8.3)
[INFO] [stderr]       Adding quote-use-macros v0.7.2 (latest: v0.8.3)
[INFO] [stderr]       Adding siphasher v0.3.11 (latest: v1.0.1)
[INFO] [stderr]       Adding structmeta v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding structmeta-derive v0.2.0 (latest: v0.3.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.72)
[INFO] [stderr]       Adding test-strategy v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-big-array v0.5.1
[INFO] [stderr]   Downloaded attribute-derive-macro v0.6.1
[INFO] [stderr]   Downloaded quote-use v0.7.2
[INFO] [stderr]   Downloaded quote-use-macros v0.7.2
[INFO] [stderr]   Downloaded proptest-arbitrary-interop v0.1.0
[INFO] [stderr]   Downloaded get-size-derive v0.1.3
[INFO] [stderr]   Downloaded attribute-derive v0.6.1
[INFO] [stderr]   Downloaded get-size v0.1.4
[INFO] [stderr]   Downloaded bfieldcodec_derive v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9a08feab398cea9510060d0f04e73789fcebda0c1df5a8ad3545a8437488302
[INFO] running `Command { std: "docker" "start" "-a" "e9a08feab398cea9510060d0f04e73789fcebda0c1df5a8ad3545a8437488302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9a08feab398cea9510060d0f04e73789fcebda0c1df5a8ad3545a8437488302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a08feab398cea9510060d0f04e73789fcebda0c1df5a8ad3545a8437488302", kill_on_drop: false }`
[INFO] [stdout] e9a08feab398cea9510060d0f04e73789fcebda0c1df5a8ad3545a8437488302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23d1e9312f43c04ca5bab2b1d8872e44d9cc0861d04097ed3cd8f3977341e595
[INFO] running `Command { std: "docker" "start" "-a" "23d1e9312f43c04ca5bab2b1d8872e44d9cc0861d04097ed3cd8f3977341e595", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking serde v1.0.204
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling proc-macro-utils v0.8.0
[INFO] [stderr]    Compiling interpolator v0.5.0
[INFO] [stderr]    Compiling collection_literals v1.0.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling blake3 v1.5.3
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling derive_arbitrary v1.3.2
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking winnow v0.6.16
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling quote-use-macros v0.7.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]    Compiling quote-use v0.7.2
[INFO] [stderr]    Compiling trybuild v1.0.97
[INFO] [stderr]    Compiling attribute-derive-macro v0.6.1
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.5.0
[INFO] [stderr]     Checking serde_json v1.0.120
[INFO] [stderr]     Checking toml_datetime v0.6.7
[INFO] [stderr]     Checking serde_spanned v0.6.7
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking serde-big-array v0.5.1
[INFO] [stderr]     Checking toml_edit v0.22.17
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking phf v0.11.2
[INFO] [stderr]    Compiling attribute-derive v0.6.1
[INFO] [stderr]     Checking plotters v0.3.6
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling get-size-derive v0.1.3
[INFO] [stderr]    Compiling bfieldcodec_derive v0.7.0
[INFO] [stderr]    Compiling test-strategy v0.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking get-size v0.1.4
[INFO] [stderr]     Checking toml v0.8.16
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking proptest-arbitrary-interop v0.1.0
[INFO] [stderr]     Checking twenty-first v0.42.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.38s
[INFO] running `Command { std: "docker" "inspect" "23d1e9312f43c04ca5bab2b1d8872e44d9cc0861d04097ed3cd8f3977341e595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23d1e9312f43c04ca5bab2b1d8872e44d9cc0861d04097ed3cd8f3977341e595", kill_on_drop: false }`
[INFO] [stdout] 23d1e9312f43c04ca5bab2b1d8872e44d9cc0861d04097ed3cd8f3977341e595