[INFO] fetching crate bin-stl 0.1.1...
[INFO] checking bin-stl-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate bin-stl 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate bin-stl 0.1.1 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 bin-stl 0.1.1
[INFO] finished tweaking crates.io crate bin-stl 0.1.1
[INFO] tweaked toml for crates.io crate bin-stl 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding clap v2.34.0 (latest: v4.5.4)
[INFO] [stderr]       Adding criterion v0.3.6 (latest: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (latest: v0.5.0)
[INFO] [stderr]       Adding env_logger v0.7.1 (latest: v0.11.3)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding quickcheck v0.9.2 (latest: v1.0.3)
[INFO] [stderr]       Adding quickcheck_macros v0.9.1 (latest: v1.0.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding textwrap v0.11.0 (latest: v0.16.1)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 quickcheck v0.9.2
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e2c906f00144fe61fec085780fa5cbb9e33d31d4973ca12ace186a81a1d9a252
[INFO] running `Command { std: "docker" "start" "-a" "e2c906f00144fe61fec085780fa5cbb9e33d31d4973ca12ace186a81a1d9a252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c906f00144fe61fec085780fa5cbb9e33d31d4973ca12ace186a81a1d9a252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c906f00144fe61fec085780fa5cbb9e33d31d4973ca12ace186a81a1d9a252", kill_on_drop: false }`
[INFO] [stdout] e2c906f00144fe61fec085780fa5cbb9e33d31d4973ca12ace186a81a1d9a252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6f1d37e90586b6224aeabe3a6bc4e7a7ba1891c19bfe5de2477fb5ca8de6ee27
[INFO] running `Command { std: "docker" "start" "-a" "6f1d37e90586b6224aeabe3a6bc4e7a7ba1891c19bfe5de2477fb5ca8de6ee27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking bin-stl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stdout] warning: unused import: `Gen`
[INFO] [stdout]  --> benches/random.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use quickcheck::{Gen, StdGen , Arbitrary};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.23s
[INFO] running `Command { std: "docker" "inspect" "6f1d37e90586b6224aeabe3a6bc4e7a7ba1891c19bfe5de2477fb5ca8de6ee27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1d37e90586b6224aeabe3a6bc4e7a7ba1891c19bfe5de2477fb5ca8de6ee27", kill_on_drop: false }`
[INFO] [stdout] 6f1d37e90586b6224aeabe3a6bc4e7a7ba1891c19bfe5de2477fb5ca8de6ee27