[INFO] cloning repository https://github.com/jez/barchart
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jez/barchart" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fbarchart", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fbarchart'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3e7e740c0c1cf8612671fb4b5a0ff6845120a6e
[INFO] checking jez/barchart against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjez%2Fbarchart" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jez/barchart on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jez/barchart
[INFO] finished tweaking git repo https://github.com/jez/barchart
[INFO] tweaked toml for git repo https://github.com/jez/barchart written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jez/barchart already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc523a2ee81a772b2573c31d73b9f2cca1013d6b1dd92cbe4dc0304b49aad1bb
[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" "cc523a2ee81a772b2573c31d73b9f2cca1013d6b1dd92cbe4dc0304b49aad1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc523a2ee81a772b2573c31d73b9f2cca1013d6b1dd92cbe4dc0304b49aad1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc523a2ee81a772b2573c31d73b9f2cca1013d6b1dd92cbe4dc0304b49aad1bb", kill_on_drop: false }`
[INFO] [stdout] cc523a2ee81a772b2573c31d73b9f2cca1013d6b1dd92cbe4dc0304b49aad1bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba18c8ea083961f021eb3a332ca120c4c62fd785552de87c11555dc4acee4338
[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" "ba18c8ea083961f021eb3a332ca120c4c62fd785552de87c11555dc4acee4338", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking barchart v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.09s
[INFO] running `Command { std: "docker" "inspect" "ba18c8ea083961f021eb3a332ca120c4c62fd785552de87c11555dc4acee4338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba18c8ea083961f021eb3a332ca120c4c62fd785552de87c11555dc4acee4338", kill_on_drop: false }`
[INFO] [stdout] ba18c8ea083961f021eb3a332ca120c4c62fd785552de87c11555dc4acee4338