[INFO] cloning repository https://github.com/StackDoubleFlow/MCStatsExporter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StackDoubleFlow/MCStatsExporter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FMCStatsExporter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FMCStatsExporter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76b49845d46e60f0b2764dbc50932cb381d177ca
[INFO] checking StackDoubleFlow/MCStatsExporter against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStackDoubleFlow%2FMCStatsExporter" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StackDoubleFlow/MCStatsExporter on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StackDoubleFlow/MCStatsExporter
[INFO] finished tweaking git repo https://github.com/StackDoubleFlow/MCStatsExporter
[INFO] tweaked toml for git repo https://github.com/StackDoubleFlow/MCStatsExporter written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/StackDoubleFlow/MCStatsExporter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5db6e25916138c1b309743dbd90b87ee0efa52e4f49c34a755a674c592e9cb21
[INFO] running `Command { std: "docker" "start" "-a" "5db6e25916138c1b309743dbd90b87ee0efa52e4f49c34a755a674c592e9cb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5db6e25916138c1b309743dbd90b87ee0efa52e4f49c34a755a674c592e9cb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5db6e25916138c1b309743dbd90b87ee0efa52e4f49c34a755a674c592e9cb21", kill_on_drop: false }`
[INFO] [stdout] 5db6e25916138c1b309743dbd90b87ee0efa52e4f49c34a755a674c592e9cb21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17cfd6de66f25f5e88769dade082b7e8f78b9bc8669f46f564d62175ac5147e8
[INFO] running `Command { std: "docker" "start" "-a" "17cfd6de66f25f5e88769dade082b7e8f78b9bc8669f46f564d62175ac5147e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking jump_counter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.35s
[INFO] running `Command { std: "docker" "inspect" "17cfd6de66f25f5e88769dade082b7e8f78b9bc8669f46f564d62175ac5147e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17cfd6de66f25f5e88769dade082b7e8f78b9bc8669f46f564d62175ac5147e8", kill_on_drop: false }`
[INFO] [stdout] 17cfd6de66f25f5e88769dade082b7e8f78b9bc8669f46f564d62175ac5147e8