[INFO] cloning repository https://github.com/adamisntdead/markov-chains
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamisntdead/markov-chains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamisntdead%2Fmarkov-chains", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamisntdead%2Fmarkov-chains'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e55d1a6bc66a5f2da26b312da63dea9b4d67138d
[INFO] checking adamisntdead/markov-chains against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamisntdead%2Fmarkov-chains" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamisntdead/markov-chains on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adamisntdead/markov-chains
[INFO] finished tweaking git repo https://github.com/adamisntdead/markov-chains
[INFO] tweaked toml for git repo https://github.com/adamisntdead/markov-chains written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/adamisntdead/markov-chains already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17c28be068b184752d2f9ff17f56b0d16cda145d82c2b04a0358c65adf7211a6
[INFO] running `Command { std: "docker" "start" "-a" "17c28be068b184752d2f9ff17f56b0d16cda145d82c2b04a0358c65adf7211a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17c28be068b184752d2f9ff17f56b0d16cda145d82c2b04a0358c65adf7211a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17c28be068b184752d2f9ff17f56b0d16cda145d82c2b04a0358c65adf7211a6", kill_on_drop: false }`
[INFO] [stdout] 17c28be068b184752d2f9ff17f56b0d16cda145d82c2b04a0358c65adf7211a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e270df555b70910aeb1dc609d2dd3c3fe0d42567a5da3ee80b1b49b291a15bd
[INFO] running `Command { std: "docker" "start" "-a" "8e270df555b70910aeb1dc609d2dd3c3fe0d42567a5da3ee80b1b49b291a15bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking markov-chains v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.88s
[INFO] running `Command { std: "docker" "inspect" "8e270df555b70910aeb1dc609d2dd3c3fe0d42567a5da3ee80b1b49b291a15bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e270df555b70910aeb1dc609d2dd3c3fe0d42567a5da3ee80b1b49b291a15bd", kill_on_drop: false }`
[INFO] [stdout] 8e270df555b70910aeb1dc609d2dd3c3fe0d42567a5da3ee80b1b49b291a15bd