[INFO] cloning repository https://github.com/dallin-r-parker/learn_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dallin-r-parker/learn_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdallin-r-parker%2Flearn_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdallin-r-parker%2Flearn_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b1daf2cb6e26ff706f08f552ee11529723c73c3
[INFO] checking dallin-r-parker/learn_rust against master#43d9f3859e0204e764161ee085a360274b5f3e9a for pr-97346
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdallin-r-parker%2Flearn_rust" "/workspace/builds/worker-38/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-38/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dallin-r-parker/learn_rust on toolchain 43d9f3859e0204e764161ee085a360274b5f3e9a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dallin-r-parker/learn_rust
[INFO] finished tweaking git repo https://github.com/dallin-r-parker/learn_rust
[INFO] tweaked toml for git repo https://github.com/dallin-r-parker/learn_rust written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate git repo https://github.com/dallin-r-parker/learn_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.17
[INFO] [stderr]   Downloaded libc v0.2.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a155a89822e29d82cbb2785a65baaf15269fd07b167d81a1b32a3f0878bdfdcd
[INFO] running `Command { std: "docker" "start" "-a" "a155a89822e29d82cbb2785a65baaf15269fd07b167d81a1b32a3f0878bdfdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a155a89822e29d82cbb2785a65baaf15269fd07b167d81a1b32a3f0878bdfdcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a155a89822e29d82cbb2785a65baaf15269fd07b167d81a1b32a3f0878bdfdcd", kill_on_drop: false }`
[INFO] [stdout] a155a89822e29d82cbb2785a65baaf15269fd07b167d81a1b32a3f0878bdfdcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+43d9f3859e0204e764161ee085a360274b5f3e9a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f1fc0c1f67212d35ead43b8fef88487b694205cfdf308d1eeb829ed1f2f5036
[INFO] running `Command { std: "docker" "start" "-a" "3f1fc0c1f67212d35ead43b8fef88487b694205cfdf308d1eeb829ed1f2f5036", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]     Checking cargo_hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "3f1fc0c1f67212d35ead43b8fef88487b694205cfdf308d1eeb829ed1f2f5036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1fc0c1f67212d35ead43b8fef88487b694205cfdf308d1eeb829ed1f2f5036", kill_on_drop: false }`
[INFO] [stdout] 3f1fc0c1f67212d35ead43b8fef88487b694205cfdf308d1eeb829ed1f2f5036