[INFO] cloning repository https://github.com/dragonmaus/percent.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dragonmaus/percent.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fpercent.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fpercent.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdeffe0b38e37cefd0e5f18974c76057c0fe7cb9
[INFO] checking dragonmaus/percent.rs against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragonmaus%2Fpercent.rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragonmaus/percent.rs on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dragonmaus/percent.rs
[INFO] finished tweaking git repo https://github.com/dragonmaus/percent.rs
[INFO] tweaked toml for git repo https://github.com/dragonmaus/percent.rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/dragonmaus/percent.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3494a15270b9d3caa6eaee7c1bb950a95026d3f855e3d4fb2faea9aeac907c9d
[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" "3494a15270b9d3caa6eaee7c1bb950a95026d3f855e3d4fb2faea9aeac907c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3494a15270b9d3caa6eaee7c1bb950a95026d3f855e3d4fb2faea9aeac907c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3494a15270b9d3caa6eaee7c1bb950a95026d3f855e3d4fb2faea9aeac907c9d", kill_on_drop: false }`
[INFO] [stdout] 3494a15270b9d3caa6eaee7c1bb950a95026d3f855e3d4fb2faea9aeac907c9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3df42da7f42433c0f670997ad9800168abd71e97f084826ba175e9146184dce7
[INFO] running `Command { std: "docker" "start" "-a" "3df42da7f42433c0f670997ad9800168abd71e97f084826ba175e9146184dce7", kill_on_drop: false }`
[INFO] [stderr]     Checking getopt v1.1.0
[INFO] [stderr]     Checking program v2.0.0 (https://git.dragonma.us/dragonmaus/program.rs#5f4367cf)
[INFO] [stderr]     Checking percent v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "3df42da7f42433c0f670997ad9800168abd71e97f084826ba175e9146184dce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3df42da7f42433c0f670997ad9800168abd71e97f084826ba175e9146184dce7", kill_on_drop: false }`
[INFO] [stdout] 3df42da7f42433c0f670997ad9800168abd71e97f084826ba175e9146184dce7