[INFO] fetching crate stakker 0.2.10...
[INFO] checking stakker-0.2.10 against master#91c0823ee63e793d990bb9fed898dc95b5d6db51 for pr-125384-2
[INFO] extracting crate stakker 0.2.10 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate stakker 0.2.10 on toolchain 91c0823ee63e793d990bb9fed898dc95b5d6db51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakker 0.2.10
[INFO] finished tweaking crates.io crate stakker 0.2.10
[INFO] tweaked toml for crates.io crate stakker 0.2.10 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate stakker 0.2.10 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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded exclusion-set v0.1.2
[INFO] [stderr]   Downloaded rustversion v1.0.13
[INFO] [stderr]   Downloaded thread_local v1.1.7
[INFO] [stderr]   Downloaded tracing v0.1.37
[INFO] [stderr]   Downloaded pin-project-lite v0.2.10
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] [stderr]   Downloaded regex v1.9.1
[INFO] [stderr]   Downloaded regex-automata v0.3.3
[INFO] [stderr]   Downloaded syn v2.0.25
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.17
[INFO] [stderr]   Downloaded proc-macro2 v1.0.64
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded unicode-ident v1.0.10
[INFO] [stderr]   Downloaded tracing-attributes v0.1.26
[INFO] [stderr]   Downloaded tracing-core v0.1.31
[INFO] [stderr]   Downloaded qcell v0.5.4
[INFO] [stderr]   Downloaded tracing-log v0.1.3
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0219968af224b0461777c3708cef88234d58dc3be6b830d6b83a5d17860ea45
[INFO] running `Command { std: "docker" "start" "-a" "f0219968af224b0461777c3708cef88234d58dc3be6b830d6b83a5d17860ea45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0219968af224b0461777c3708cef88234d58dc3be6b830d6b83a5d17860ea45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0219968af224b0461777c3708cef88234d58dc3be6b830d6b83a5d17860ea45", kill_on_drop: false }`
[INFO] [stdout] f0219968af224b0461777c3708cef88234d58dc3be6b830d6b83a5d17860ea45
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "+91c0823ee63e793d990bb9fed898dc95b5d6db51" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65003ea6667d64e3b9035d0a02775a27aced20ce9c52c42d59bd5991db36be42
[INFO] running `Command { std: "docker" "start" "-a" "65003ea6667d64e3b9035d0a02775a27aced20ce9c52c42d59bd5991db36be42", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking qcell v0.5.4
[INFO] [stderr]     Checking stakker v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "65003ea6667d64e3b9035d0a02775a27aced20ce9c52c42d59bd5991db36be42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65003ea6667d64e3b9035d0a02775a27aced20ce9c52c42d59bd5991db36be42", kill_on_drop: false }`
[INFO] [stdout] 65003ea6667d64e3b9035d0a02775a27aced20ce9c52c42d59bd5991db36be42