[INFO] fetching crate byte_set 0.1.3...
[INFO] checking byte_set-0.1.3 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate byte_set 0.1.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate byte_set 0.1.3 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate byte_set 0.1.3
[INFO] finished tweaking crates.io crate byte_set 0.1.3
[INFO] tweaked toml for crates.io crate byte_set 0.1.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fixedbitset v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64aba0fdd177220e0ef806b275c0cabbd2e5bdb37a53afc0db34b7098ac9d4cc
[INFO] running `Command { std: "docker" "start" "-a" "64aba0fdd177220e0ef806b275c0cabbd2e5bdb37a53afc0db34b7098ac9d4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64aba0fdd177220e0ef806b275c0cabbd2e5bdb37a53afc0db34b7098ac9d4cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64aba0fdd177220e0ef806b275c0cabbd2e5bdb37a53afc0db34b7098ac9d4cc", kill_on_drop: false }`
[INFO] [stdout] 64aba0fdd177220e0ef806b275c0cabbd2e5bdb37a53afc0db34b7098ac9d4cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f74d5c894434f67567ba7761e4a0face3aa115081313e59bc811b5c7cdff1b3
[INFO] running `Command { std: "docker" "start" "-a" "0f74d5c894434f67567ba7761e4a0face3aa115081313e59bc811b5c7cdff1b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking fixedbitset v0.3.2
[INFO] [stderr]     Checking byte_set v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.163
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]   --> benches/benchmarks/drop.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 19 |                     drop(byte_set);
[INFO] [stdout]    |                     ^^^^^--------^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          argument has type `ByteSet`
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.31s
[INFO] running `Command { std: "docker" "inspect" "0f74d5c894434f67567ba7761e4a0face3aa115081313e59bc811b5c7cdff1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f74d5c894434f67567ba7761e4a0face3aa115081313e59bc811b5c7cdff1b3", kill_on_drop: false }`
[INFO] [stdout] 0f74d5c894434f67567ba7761e4a0face3aa115081313e59bc811b5c7cdff1b3
