[INFO] fetching crate firstwelcome 0.1.1...
[INFO] checking firstwelcome-0.1.1 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate firstwelcome 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate firstwelcome 0.1.1 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate firstwelcome 0.1.1
[INFO] finished tweaking crates.io crate firstwelcome 0.1.1
[INFO] tweaked toml for crates.io crate firstwelcome 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dccc482e4c82e4fc7f68c69c6574e8acebde01514cd1e4b65ea1ad3c0409d72
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3dccc482e4c82e4fc7f68c69c6574e8acebde01514cd1e4b65ea1ad3c0409d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dccc482e4c82e4fc7f68c69c6574e8acebde01514cd1e4b65ea1ad3c0409d72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dccc482e4c82e4fc7f68c69c6574e8acebde01514cd1e4b65ea1ad3c0409d72", kill_on_drop: false }`
[INFO] [stdout] 3dccc482e4c82e4fc7f68c69c6574e8acebde01514cd1e4b65ea1ad3c0409d72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4045e78211c0a2b1f05a8c52fc5b3056c133662a23d5d875544250618f81f887
[INFO] running `Command { std: "docker" "start" "-a" "4045e78211c0a2b1f05a8c52fc5b3056c133662a23d5d875544250618f81f887", kill_on_drop: false }`
[INFO] [stderr]     Checking firstwelcome v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "4045e78211c0a2b1f05a8c52fc5b3056c133662a23d5d875544250618f81f887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4045e78211c0a2b1f05a8c52fc5b3056c133662a23d5d875544250618f81f887", kill_on_drop: false }`
[INFO] [stdout] 4045e78211c0a2b1f05a8c52fc5b3056c133662a23d5d875544250618f81f887