[INFO] cloning repository https://github.com/cnguyen2049/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cnguyen2049/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8184fe8f42c7f11bda44f87086fd2606e4451b5a
[INFO] building cnguyen2049/rust-playground against master#222c5724ecc922fe67815f428c19f82c129d9386 for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cnguyen2049/rust-playground on toolchain 222c5724ecc922fe67815f428c19f82c129d9386
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cnguyen2049/rust-playground
[INFO] finished tweaking git repo https://github.com/cnguyen2049/rust-playground
[INFO] tweaked toml for git repo https://github.com/cnguyen2049/rust-playground written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/cnguyen2049/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+222c5724ecc922fe67815f428c19f82c129d9386" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c04ca5baa3f217bb7fbe0a300e5d0a5070cca83302755062178d18f8213e46b
[INFO] running `Command { std: "docker" "start" "-a" "2c04ca5baa3f217bb7fbe0a300e5d0a5070cca83302755062178d18f8213e46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c04ca5baa3f217bb7fbe0a300e5d0a5070cca83302755062178d18f8213e46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c04ca5baa3f217bb7fbe0a300e5d0a5070cca83302755062178d18f8213e46b", kill_on_drop: false }`
[INFO] [stdout] 2c04ca5baa3f217bb7fbe0a300e5d0a5070cca83302755062178d18f8213e46b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a26dfe120f692622e785f3510b23cceb5e309e931337f77fb108febdc5705fe
[INFO] running `Command { std: "docker" "start" "-a" "0a26dfe120f692622e785f3510b23cceb5e309e931337f77fb108febdc5705fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "0a26dfe120f692622e785f3510b23cceb5e309e931337f77fb108febdc5705fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a26dfe120f692622e785f3510b23cceb5e309e931337f77fb108febdc5705fe", kill_on_drop: false }`
[INFO] [stdout] 0a26dfe120f692622e785f3510b23cceb5e309e931337f77fb108febdc5705fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+222c5724ecc922fe67815f428c19f82c129d9386" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd66aecbf7bede1354d32beb23cd1ae9a25b4b1ffdb810153aa7ca66d47c1bce
[INFO] running `Command { std: "docker" "start" "-a" "bd66aecbf7bede1354d32beb23cd1ae9a25b4b1ffdb810153aa7ca66d47c1bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-2ae4ab2fa3fec339)
[INFO] running `Command { std: "docker" "inspect" "bd66aecbf7bede1354d32beb23cd1ae9a25b4b1ffdb810153aa7ca66d47c1bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd66aecbf7bede1354d32beb23cd1ae9a25b4b1ffdb810153aa7ca66d47c1bce", kill_on_drop: false }`
[INFO] [stdout] bd66aecbf7bede1354d32beb23cd1ae9a25b4b1ffdb810153aa7ca66d47c1bce