[INFO] fetching crate mers_lib 0.9.1...
[INFO] checking mers_lib-0.9.1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] extracting crate mers_lib 0.9.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate mers_lib 0.9.1 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mers_lib 0.9.1
[INFO] finished tweaking crates.io crate mers_lib 0.9.1
[INFO] tweaked toml for crates.io crate mers_lib 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate mers_lib 0.9.1 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9b313d26d67f6681b73ec7ba5037b1996b9d33d4105929aa8a6ef1743620d21
[INFO] running `Command { std: "docker" "start" "-a" "f9b313d26d67f6681b73ec7ba5037b1996b9d33d4105929aa8a6ef1743620d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9b313d26d67f6681b73ec7ba5037b1996b9d33d4105929aa8a6ef1743620d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b313d26d67f6681b73ec7ba5037b1996b9d33d4105929aa8a6ef1743620d21", kill_on_drop: false }`
[INFO] [stdout] f9b313d26d67f6681b73ec7ba5037b1996b9d33d4105929aa8a6ef1743620d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7eae858137deeb03cb8b4a86097461d02ddaaadbcbf21d3e3253c0225fe573b
[INFO] running `Command { std: "docker" "start" "-a" "f7eae858137deeb03cb8b4a86097461d02ddaaadbcbf21d3e3253c0225fe573b", kill_on_drop: false }`
[INFO] [stderr]     Checking line-span v0.1.5
[INFO] [stderr]     Checking mers_lib v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "f7eae858137deeb03cb8b4a86097461d02ddaaadbcbf21d3e3253c0225fe573b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7eae858137deeb03cb8b4a86097461d02ddaaadbcbf21d3e3253c0225fe573b", kill_on_drop: false }`
[INFO] [stdout] f7eae858137deeb03cb8b4a86097461d02ddaaadbcbf21d3e3253c0225fe573b