[INFO] cloning repository https://github.com/Xiaobin0860/rust_learning
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xiaobin0860/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c969f0a36e7f6d46c3d7dde8c20f6a7bb4db91d3
[INFO] checking Xiaobin0860/rust_learning against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXiaobin0860%2Frust_learning" "/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/Xiaobin0860/rust_learning on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Xiaobin0860/rust_learning
[INFO] finished tweaking git repo https://github.com/Xiaobin0860/rust_learning
[INFO] tweaked toml for git repo https://github.com/Xiaobin0860/rust_learning written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Xiaobin0860/rust_learning already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89d52c1c68aa32c6f7769f222d50b59fcf9784e50c58d913da734611fe1e89af
[INFO] running `Command { std: "docker" "start" "-a" "89d52c1c68aa32c6f7769f222d50b59fcf9784e50c58d913da734611fe1e89af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89d52c1c68aa32c6f7769f222d50b59fcf9784e50c58d913da734611fe1e89af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d52c1c68aa32c6f7769f222d50b59fcf9784e50c58d913da734611fe1e89af", kill_on_drop: false }`
[INFO] [stdout] 89d52c1c68aa32c6f7769f222d50b59fcf9784e50c58d913da734611fe1e89af
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50aa42f72080bd5cd5e078ac79afb4cd163fce679beda9a75206925684f4795e
[INFO] running `Command { std: "docker" "start" "-a" "50aa42f72080bd5cd5e078ac79afb4cd163fce679beda9a75206925684f4795e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking hello_bin v0.1.0 (/opt/rustwide/workdir/training/hello_bin)
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.11
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking prost v0.7.0
[INFO] [stderr]     Checking prost-types v0.7.0
[INFO] [stderr]     Checking prostc v0.1.0 (/opt/rustwide/workdir/training/prostc)
[INFO] [stderr]     Checking hello_lib v0.1.0 (/opt/rustwide/workdir/training/hello_lib)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.84s
[INFO] running `Command { std: "docker" "inspect" "50aa42f72080bd5cd5e078ac79afb4cd163fce679beda9a75206925684f4795e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50aa42f72080bd5cd5e078ac79afb4cd163fce679beda9a75206925684f4795e", kill_on_drop: false }`
[INFO] [stdout] 50aa42f72080bd5cd5e078ac79afb4cd163fce679beda9a75206925684f4795e