[INFO] cloning repository https://github.com/AQUIN0S/rust-averaging
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AQUIN0S/rust-averaging" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-averaging", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-averaging'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ed100b7953cd3242541c379e6018558f96fe7e5
[INFO] checking AQUIN0S/rust-averaging against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAQUIN0S%2Frust-averaging" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AQUIN0S/rust-averaging on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AQUIN0S/rust-averaging
[INFO] finished tweaking git repo https://github.com/AQUIN0S/rust-averaging
[INFO] tweaked toml for git repo https://github.com/AQUIN0S/rust-averaging written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/AQUIN0S/rust-averaging already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", 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] 0913c3a0c2f217911cbda78a222faa2c1ef7784aa5abafefa238fb67424a54c9
[INFO] running `Command { std: "docker" "start" "-a" "0913c3a0c2f217911cbda78a222faa2c1ef7784aa5abafefa238fb67424a54c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0913c3a0c2f217911cbda78a222faa2c1ef7784aa5abafefa238fb67424a54c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0913c3a0c2f217911cbda78a222faa2c1ef7784aa5abafefa238fb67424a54c9", kill_on_drop: false }`
[INFO] [stdout] 0913c3a0c2f217911cbda78a222faa2c1ef7784aa5abafefa238fb67424a54c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45a16878c7d0cb69ff583f5c129219d2c387a0c8097fdd0bb2f0acbc8aa25e7c
[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" "45a16878c7d0cb69ff583f5c129219d2c387a0c8097fdd0bb2f0acbc8aa25e7c", kill_on_drop: false }`
[INFO] [stderr]     Checking statistics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "45a16878c7d0cb69ff583f5c129219d2c387a0c8097fdd0bb2f0acbc8aa25e7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45a16878c7d0cb69ff583f5c129219d2c387a0c8097fdd0bb2f0acbc8aa25e7c", kill_on_drop: false }`
[INFO] [stdout] 45a16878c7d0cb69ff583f5c129219d2c387a0c8097fdd0bb2f0acbc8aa25e7c