[INFO] updating cached repository https://github.com/yeahnoob/book_iapp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8212b4c708623ad9858d9c6d841872d84913bb6
[INFO] checking yeahnoob/book_iapp against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeahnoob%2Fbook_iapp" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yeahnoob/book_iapp 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/yeahnoob/book_iapp
[INFO] finished tweaking git repo https://github.com/yeahnoob/book_iapp
[INFO] tweaked toml for git repo https://github.com/yeahnoob/book_iapp written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/yeahnoob/book_iapp 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1134cd9aa590e08dfb814cc0d5264ed338c545d3fe75f0b78d81d073e3cb4321
[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" "1134cd9aa590e08dfb814cc0d5264ed338c545d3fe75f0b78d81d073e3cb4321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1134cd9aa590e08dfb814cc0d5264ed338c545d3fe75f0b78d81d073e3cb4321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1134cd9aa590e08dfb814cc0d5264ed338c545d3fe75f0b78d81d073e3cb4321", kill_on_drop: false }`
[INFO] [stdout] 1134cd9aa590e08dfb814cc0d5264ed338c545d3fe75f0b78d81d073e3cb4321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7965a5ec929cfc5a4a01514866c09354ffc4bb2c2fed71fd52e51eaca17b02f0
[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" "7965a5ec929cfc5a4a01514866c09354ffc4bb2c2fed71fd52e51eaca17b02f0", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.35
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking rcalc v0.1.2
[INFO] [stderr]     Checking book_iapp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "7965a5ec929cfc5a4a01514866c09354ffc4bb2c2fed71fd52e51eaca17b02f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7965a5ec929cfc5a4a01514866c09354ffc4bb2c2fed71fd52e51eaca17b02f0", kill_on_drop: false }`
[INFO] [stdout] 7965a5ec929cfc5a4a01514866c09354ffc4bb2c2fed71fd52e51eaca17b02f0