[INFO] cloning repository https://github.com/tawashichan/blog-os-t
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tawashichan/blog-os-t" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Fblog-os-t", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Fblog-os-t'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57f1a4ebcd6719da1ad8c885306351598bc87501
[INFO] checking tawashichan/blog-os-t against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftawashichan%2Fblog-os-t" "/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/tawashichan/blog-os-t on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tawashichan/blog-os-t
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/tawashichan/blog-os-t
[INFO] tweaked toml for git repo https://github.com/tawashichan/blog-os-t written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tawashichan/blog-os-t already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pc-keyboard v0.5.1
[INFO] [stderr]   Downloaded bootloader v0.9.8
[INFO] [stderr]   Downloaded cpuio v0.3.0
[INFO] [stderr]   Downloaded uart_16550 v0.2.7
[INFO] [stderr]   Downloaded pic8259_simple v0.2.0
[INFO] [stderr]   Downloaded x86_64 v0.11.5
[INFO] [stderr]   Downloaded volatile v0.2.7
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 62fb9226e8d1c3499a24a6bf9d41ba0d08db97febbc37c86ad6274cfb7c190b2
[INFO] running `Command { std: "docker" "start" "-a" "62fb9226e8d1c3499a24a6bf9d41ba0d08db97febbc37c86ad6274cfb7c190b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62fb9226e8d1c3499a24a6bf9d41ba0d08db97febbc37c86ad6274cfb7c190b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62fb9226e8d1c3499a24a6bf9d41ba0d08db97febbc37c86ad6274cfb7c190b2", kill_on_drop: false }`
[INFO] [stdout] 62fb9226e8d1c3499a24a6bf9d41ba0d08db97febbc37c86ad6274cfb7c190b2
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] 080e95b63c66ff95be58b6abe6914a30c448daf9e66811bf83bfae89ac87df5e
[INFO] running `Command { std: "docker" "start" "-a" "080e95b63c66ff95be58b6abe6914a30c448daf9e66811bf83bfae89ac87df5e", kill_on_drop: false }`
[INFO] [stderr] error: "/opt/rustwide/rustup-home/toolchains/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/lib/rustlib/src/rust/Cargo.lock" does not exist, unable to build with the standard library, try:
[INFO] [stderr]         rustup component add rust-src
[INFO] running `Command { std: "docker" "inspect" "080e95b63c66ff95be58b6abe6914a30c448daf9e66811bf83bfae89ac87df5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080e95b63c66ff95be58b6abe6914a30c448daf9e66811bf83bfae89ac87df5e", kill_on_drop: false }`
[INFO] [stdout] 080e95b63c66ff95be58b6abe6914a30c448daf9e66811bf83bfae89ac87df5e