[INFO] cloning repository https://github.com/BiDuang/Rust-Guessing_Game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BiDuang/Rust-Guessing_Game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiDuang%2FRust-Guessing_Game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiDuang%2FRust-Guessing_Game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 279328676fcd29693516af4a73f418c92a610fed
[INFO] checking BiDuang/Rust-Guessing_Game against master#f25e92bd42b14e45440c0a30a4ed751ea502f430 for pr-127481-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiDuang%2FRust-Guessing_Game" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BiDuang/Rust-Guessing_Game on toolchain f25e92bd42b14e45440c0a30a4ed751ea502f430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BiDuang/Rust-Guessing_Game
[INFO] finished tweaking git repo https://github.com/BiDuang/Rust-Guessing_Game
[INFO] tweaked toml for git repo https://github.com/BiDuang/Rust-Guessing_Game written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BiDuang/Rust-Guessing_Game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fuchsia-cprng v0.1.1
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded rand_core v0.3.1
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded libc v0.2.51
[INFO] [stderr]   Downloaded winapi v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07d8d200550ca4e4f04e1647327665d331c36563e8ec69262605a80b3172b45e
[INFO] running `Command { std: "docker" "start" "-a" "07d8d200550ca4e4f04e1647327665d331c36563e8ec69262605a80b3172b45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07d8d200550ca4e4f04e1647327665d331c36563e8ec69262605a80b3172b45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d8d200550ca4e4f04e1647327665d331c36563e8ec69262605a80b3172b45e", kill_on_drop: false }`
[INFO] [stdout] 07d8d200550ca4e4f04e1647327665d331c36563e8ec69262605a80b3172b45e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+f25e92bd42b14e45440c0a30a4ed751ea502f430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16f6d30559b0ed4597d1e2c307f6911d06c8c11f4638b860eb5e8d6267f21921
[INFO] running `Command { std: "docker" "start" "-a" "16f6d30559b0ed4597d1e2c307f6911d06c8c11f4638b860eb5e8d6267f21921", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking guessing_game v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "16f6d30559b0ed4597d1e2c307f6911d06c8c11f4638b860eb5e8d6267f21921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f6d30559b0ed4597d1e2c307f6911d06c8c11f4638b860eb5e8d6267f21921", kill_on_drop: false }`
[INFO] [stdout] 16f6d30559b0ed4597d1e2c307f6911d06c8c11f4638b860eb5e8d6267f21921
[INFO] checking BiDuang/Rust-Guessing_Game against try#81417ccfba1b50f064bed768ddab670f5bbfdcfe for pr-127481-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBiDuang%2FRust-Guessing_Game" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BiDuang/Rust-Guessing_Game on toolchain 81417ccfba1b50f064bed768ddab670f5bbfdcfe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BiDuang/Rust-Guessing_Game
[INFO] finished tweaking git repo https://github.com/BiDuang/Rust-Guessing_Game
[INFO] tweaked toml for git repo https://github.com/BiDuang/Rust-Guessing_Game written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BiDuang/Rust-Guessing_Game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b617518350bf8c9dc4c32e7a4d0c9800d24887bd7ab7bb0c14cafbb4e35913f5
[INFO] running `Command { std: "docker" "start" "-a" "b617518350bf8c9dc4c32e7a4d0c9800d24887bd7ab7bb0c14cafbb4e35913f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b617518350bf8c9dc4c32e7a4d0c9800d24887bd7ab7bb0c14cafbb4e35913f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b617518350bf8c9dc4c32e7a4d0c9800d24887bd7ab7bb0c14cafbb4e35913f5", kill_on_drop: false }`
[INFO] [stdout] b617518350bf8c9dc4c32e7a4d0c9800d24887bd7ab7bb0c14cafbb4e35913f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+81417ccfba1b50f064bed768ddab670f5bbfdcfe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27025cf3f881a33b5c0959b8d22db73f42a6901c6edb74e8cd618ce820600c22
[INFO] running `Command { std: "docker" "start" "-a" "27025cf3f881a33b5c0959b8d22db73f42a6901c6edb74e8cd618ce820600c22", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking guessing_game v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "27025cf3f881a33b5c0959b8d22db73f42a6901c6edb74e8cd618ce820600c22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27025cf3f881a33b5c0959b8d22db73f42a6901c6edb74e8cd618ce820600c22", kill_on_drop: false }`
[INFO] [stdout] 27025cf3f881a33b5c0959b8d22db73f42a6901c6edb74e8cd618ce820600c22