[INFO] fetching crate ringkernel-ecosystem 0.4.2...
[INFO] checking ringkernel-ecosystem-0.4.2 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate ringkernel-ecosystem 0.4.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ringkernel-ecosystem 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ringkernel-ecosystem 0.4.2
[INFO] tweaked toml for crates.io crate ringkernel-ecosystem 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringkernel-ecosystem 0.4.2 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ringkernel-ecosystem 0.4.2 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dd8a613ca115c3195b355dda98ee4568f62158787645b059a622cbba38df6a5
[INFO] running `Command { std: "docker" "start" "-a" "0dd8a613ca115c3195b355dda98ee4568f62158787645b059a622cbba38df6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd8a613ca115c3195b355dda98ee4568f62158787645b059a622cbba38df6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd8a613ca115c3195b355dda98ee4568f62158787645b059a622cbba38df6a5", kill_on_drop: false }`
[INFO] [stdout] 0dd8a613ca115c3195b355dda98ee4568f62158787645b059a622cbba38df6a5
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85c8026c7c175c6c2f52c51fb5d6c50a38cc0d2be3765b516035119115018b48
[INFO] running `Command { std: "docker" "start" "-a" "85c8026c7c175c6c2f52c51fb5d6c50a38cc0d2be3765b516035119115018b48", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]     Checking ringkernel-core v0.4.2
[INFO] [stderr]     Checking ringkernel-ecosystem v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.39s
[INFO] running `Command { std: "docker" "inspect" "85c8026c7c175c6c2f52c51fb5d6c50a38cc0d2be3765b516035119115018b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85c8026c7c175c6c2f52c51fb5d6c50a38cc0d2be3765b516035119115018b48", kill_on_drop: false }`
[INFO] [stdout] 85c8026c7c175c6c2f52c51fb5d6c50a38cc0d2be3765b516035119115018b48