[INFO] cloning repository https://github.com/bynn/multisteg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bynn/multisteg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbynn%2Fmultisteg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbynn%2Fmultisteg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64bfaa3263f37c5732033ea6ccf264ec4574fd44
[INFO] checking bynn/multisteg against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbynn%2Fmultisteg" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bynn/multisteg on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bynn/multisteg
[INFO] finished tweaking git repo https://github.com/bynn/multisteg
[INFO] tweaked toml for git repo https://github.com/bynn/multisteg written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/bynn/multisteg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] 7b93b8d8e4da60e175ad96ffd652494de793df5d4ccc588ab3fe4560ab5a801f
[INFO] running `Command { std: "docker" "start" "-a" "7b93b8d8e4da60e175ad96ffd652494de793df5d4ccc588ab3fe4560ab5a801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b93b8d8e4da60e175ad96ffd652494de793df5d4ccc588ab3fe4560ab5a801f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b93b8d8e4da60e175ad96ffd652494de793df5d4ccc588ab3fe4560ab5a801f", kill_on_drop: false }`
[INFO] [stdout] 7b93b8d8e4da60e175ad96ffd652494de793df5d4ccc588ab3fe4560ab5a801f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 508c82435d018e0ad7f7aef3f937ba538fee90159e0494bfce6d2539cb25d35f
[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" "508c82435d018e0ad7f7aef3f937ba538fee90159e0494bfce6d2539cb25d35f", kill_on_drop: false }`
[INFO] [stderr]     Checking multi-steg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "508c82435d018e0ad7f7aef3f937ba538fee90159e0494bfce6d2539cb25d35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508c82435d018e0ad7f7aef3f937ba538fee90159e0494bfce6d2539cb25d35f", kill_on_drop: false }`
[INFO] [stdout] 508c82435d018e0ad7f7aef3f937ba538fee90159e0494bfce6d2539cb25d35f