[INFO] cloning repository https://github.com/Punkajc/Decision-Tree-ID3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Punkajc/Decision-Tree-ID3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunkajc%2FDecision-Tree-ID3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunkajc%2FDecision-Tree-ID3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 952732bf7cf2ed0a1bf7fb2c720db71724590916
[INFO] testing Punkajc/Decision-Tree-ID3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPunkajc%2FDecision-Tree-ID3" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Punkajc/Decision-Tree-ID3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Punkajc/Decision-Tree-ID3
[INFO] finished tweaking git repo https://github.com/Punkajc/Decision-Tree-ID3
[INFO] tweaked toml for git repo https://github.com/Punkajc/Decision-Tree-ID3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Punkajc/Decision-Tree-ID3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/BurntSushi/rust-csv`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 1b815668d2a2ae8b2a83dc82438513599b6e0ae0ccaa6f2f1211fe356058cc9b
[INFO] running `Command { std: "docker" "start" "-a" "1b815668d2a2ae8b2a83dc82438513599b6e0ae0ccaa6f2f1211fe356058cc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b815668d2a2ae8b2a83dc82438513599b6e0ae0ccaa6f2f1211fe356058cc9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b815668d2a2ae8b2a83dc82438513599b6e0ae0ccaa6f2f1211fe356058cc9b", kill_on_drop: false }`
[INFO] [stdout] 1b815668d2a2ae8b2a83dc82438513599b6e0ae0ccaa6f2f1211fe356058cc9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--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] 958a50ce0476465510d0ac00e83f39a7f46004423bca746f51bf7be30c6d3cfb
[INFO] running `Command { std: "docker" "start" "-a" "958a50ce0476465510d0ac00e83f39a7f46004423bca746f51bf7be30c6d3cfb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-csv v0.3.0 (https://github.com/BurntSushi/rust-csv#7e886f7c)
[INFO] [stdout] error: expected identifier, found `"test"`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-csv-5134db837a1fcae8/7e886f7/src/lib.rs:188:14
[INFO] [stdout]     |
[INFO] [stdout] 188 | extern crate "test" as stdtest;
[INFO] [stdout]     |              ^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-csv` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "958a50ce0476465510d0ac00e83f39a7f46004423bca746f51bf7be30c6d3cfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "958a50ce0476465510d0ac00e83f39a7f46004423bca746f51bf7be30c6d3cfb", kill_on_drop: false }`
[INFO] [stdout] 958a50ce0476465510d0ac00e83f39a7f46004423bca746f51bf7be30c6d3cfb