[INFO] fetching crate dyn-slice 4.0.0-alpha.2...
[INFO] checking dyn-slice-4.0.0-alpha.2 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate dyn-slice 4.0.0-alpha.2 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dyn-slice 4.0.0-alpha.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dyn-slice 4.0.0-alpha.2
[INFO] tweaked toml for crates.io crate dyn-slice 4.0.0-alpha.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dyn-slice 4.0.0-alpha.2 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dyn-slice 4.0.0-alpha.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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6b11ffffa9e0c20a3a19676f64c3d2f52292b5a29639a1f30fa333bdad35baa
[INFO] running `Command { std: "docker" "start" "-a" "f6b11ffffa9e0c20a3a19676f64c3d2f52292b5a29639a1f30fa333bdad35baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6b11ffffa9e0c20a3a19676f64c3d2f52292b5a29639a1f30fa333bdad35baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b11ffffa9e0c20a3a19676f64c3d2f52292b5a29639a1f30fa333bdad35baa", kill_on_drop: false }`
[INFO] [stdout] f6b11ffffa9e0c20a3a19676f64c3d2f52292b5a29639a1f30fa333bdad35baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49999d84a1da800050d7a557efe232368b3b026b17666c0e1584508cdfade5f5
[INFO] running `Command { std: "docker" "start" "-a" "49999d84a1da800050d7a557efe232368b3b026b17666c0e1584508cdfade5f5", kill_on_drop: false }`
[INFO] [stderr]     Checking winnow v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking dissimilar v1.0.11
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking dyn-slice v4.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]     Checking toml v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking trybuild v1.0.116
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.87s
[INFO] running `Command { std: "docker" "inspect" "49999d84a1da800050d7a557efe232368b3b026b17666c0e1584508cdfade5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49999d84a1da800050d7a557efe232368b3b026b17666c0e1584508cdfade5f5", kill_on_drop: false }`
[INFO] [stdout] 49999d84a1da800050d7a557efe232368b3b026b17666c0e1584508cdfade5f5
