[INFO] cloning repository https://github.com/samsafadi/rfm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/samsafadi/rfm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsafadi%2Frfm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsafadi%2Frfm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5c5ed502af86432306970c2b1a12527c239be35
[INFO] checking samsafadi/rfm against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamsafadi%2Frfm" "/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/samsafadi/rfm 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/samsafadi/rfm
[INFO] finished tweaking git repo https://github.com/samsafadi/rfm
[INFO] tweaked toml for git repo https://github.com/samsafadi/rfm written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/samsafadi/rfm 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-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3fd572b64b762ef64c7b3dd5428b554a3e5901bf2cc31a0e5cce2fa8fe619ed3
[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" "3fd572b64b762ef64c7b3dd5428b554a3e5901bf2cc31a0e5cce2fa8fe619ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3fd572b64b762ef64c7b3dd5428b554a3e5901bf2cc31a0e5cce2fa8fe619ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd572b64b762ef64c7b3dd5428b554a3e5901bf2cc31a0e5cce2fa8fe619ed3", kill_on_drop: false }`
[INFO] [stdout] 3fd572b64b762ef64c7b3dd5428b554a3e5901bf2cc31a0e5cce2fa8fe619ed3
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf84649cd47cf708da6013c527e581357f893c496f43c2cd30092c2cc90ed9ee
[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" "cf84649cd47cf708da6013c527e581357f893c496f43c2cd30092c2cc90ed9ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling log v0.4.7
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking unicode-segmentation v1.3.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking tui v0.6.2
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking rfm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.75s
[INFO] running `Command { std: "docker" "inspect" "cf84649cd47cf708da6013c527e581357f893c496f43c2cd30092c2cc90ed9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf84649cd47cf708da6013c527e581357f893c496f43c2cd30092c2cc90ed9ee", kill_on_drop: false }`
[INFO] [stdout] cf84649cd47cf708da6013c527e581357f893c496f43c2cd30092c2cc90ed9ee