[INFO] cloning repository https://github.com/japaric/hellopp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/japaric/hellopp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fhellopp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fhellopp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9b80cb50f1b79d5101f778b918662a6a8bc8a1d
[INFO] checking japaric/hellopp against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaparic%2Fhellopp" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/japaric/hellopp on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/japaric/hellopp
[INFO] finished tweaking git repo https://github.com/japaric/hellopp
[INFO] tweaked toml for git repo https://github.com/japaric/hellopp written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/japaric/hellopp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c9701d0e22897a6ef87844d9ecbf6a0adae77403eb60e5fe91c531b145a6f38
[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" "1c9701d0e22897a6ef87844d9ecbf6a0adae77403eb60e5fe91c531b145a6f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c9701d0e22897a6ef87844d9ecbf6a0adae77403eb60e5fe91c531b145a6f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c9701d0e22897a6ef87844d9ecbf6a0adae77403eb60e5fe91c531b145a6f38", kill_on_drop: false }`
[INFO] [stdout] 1c9701d0e22897a6ef87844d9ecbf6a0adae77403eb60e5fe91c531b145a6f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b4c0c7344e1b5af4a83cb1e7b998e81c28fe60c0f373c0483d9787b1847f014
[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" "3b4c0c7344e1b5af4a83cb1e7b998e81c28fe60c0f373c0483d9787b1847f014", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]    Compiling hellopp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "3b4c0c7344e1b5af4a83cb1e7b998e81c28fe60c0f373c0483d9787b1847f014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4c0c7344e1b5af4a83cb1e7b998e81c28fe60c0f373c0483d9787b1847f014", kill_on_drop: false }`
[INFO] [stdout] 3b4c0c7344e1b5af4a83cb1e7b998e81c28fe60c0f373c0483d9787b1847f014