[INFO] fetching crate buf-list 1.0.3...
[INFO] checking buf-list-1.0.3 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate buf-list 1.0.3 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate buf-list 1.0.3 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate buf-list 1.0.3
[INFO] finished tweaking crates.io crate buf-list 1.0.3
[INFO] tweaked toml for crates.io crate buf-list 1.0.3 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-strategy v0.3.1
[INFO] [stderr]   Downloaded structmeta v0.2.0
[INFO] [stderr]   Downloaded structmeta-derive v0.2.0
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5caecf818b5b9669ba6bd45c629a2353e7511741e6daf609ac6c9cb177139138
[INFO] running `Command { std: "docker" "start" "-a" "5caecf818b5b9669ba6bd45c629a2353e7511741e6daf609ac6c9cb177139138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5caecf818b5b9669ba6bd45c629a2353e7511741e6daf609ac6c9cb177139138", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5caecf818b5b9669ba6bd45c629a2353e7511741e6daf609ac6c9cb177139138", kill_on_drop: false }`
[INFO] [stdout] 5caecf818b5b9669ba6bd45c629a2353e7511741e6daf609ac6c9cb177139138
[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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb22ef913acadfd34a6ca68a011d191175d19374f09295ae02667c17ff2fed06
[INFO] running `Command { std: "docker" "start" "-a" "cb22ef913acadfd34a6ca68a011d191175d19374f09295ae02667c17ff2fed06", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling buf-list v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking dummy-waker v1.1.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling structmeta-derive v0.2.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling structmeta v0.2.0
[INFO] [stderr]    Compiling test-strategy v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "cb22ef913acadfd34a6ca68a011d191175d19374f09295ae02667c17ff2fed06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb22ef913acadfd34a6ca68a011d191175d19374f09295ae02667c17ff2fed06", kill_on_drop: false }`
[INFO] [stdout] cb22ef913acadfd34a6ca68a011d191175d19374f09295ae02667c17ff2fed06
