[INFO] cloning repository https://github.com/spaghetty/virgilio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spaghetty/virgilio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetty%2Fvirgilio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetty%2Fvirgilio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7868f2a012a334ed093ab26893c0ce8df99ca232
[INFO] checking spaghetty/virgilio against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspaghetty%2Fvirgilio" "/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/spaghetty/virgilio on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spaghetty/virgilio
[INFO] finished tweaking git repo https://github.com/spaghetty/virgilio
[INFO] tweaked toml for git repo https://github.com/spaghetty/virgilio written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/spaghetty/virgilio already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 833f3e40f846137bcaea8a967a9853587de00b514a5244b6bb11993619163d2e
[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" "833f3e40f846137bcaea8a967a9853587de00b514a5244b6bb11993619163d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "833f3e40f846137bcaea8a967a9853587de00b514a5244b6bb11993619163d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "833f3e40f846137bcaea8a967a9853587de00b514a5244b6bb11993619163d2e", kill_on_drop: false }`
[INFO] [stdout] 833f3e40f846137bcaea8a967a9853587de00b514a5244b6bb11993619163d2e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "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] 6faf88b15e1ccc0932ea6fb2b21a8055a611b46660d5ca1fa585e57708ebc2dd
[INFO] running `Command { std: "docker" "start" "-a" "6faf88b15e1ccc0932ea6fb2b21a8055a611b46660d5ca1fa585e57708ebc2dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking virgilio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.91s
[INFO] running `Command { std: "docker" "inspect" "6faf88b15e1ccc0932ea6fb2b21a8055a611b46660d5ca1fa585e57708ebc2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6faf88b15e1ccc0932ea6fb2b21a8055a611b46660d5ca1fa585e57708ebc2dd", kill_on_drop: false }`
[INFO] [stdout] 6faf88b15e1ccc0932ea6fb2b21a8055a611b46660d5ca1fa585e57708ebc2dd