[INFO] cloning repository https://github.com/ytakahashi05/rust_random_select
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ytakahashi05/rust_random_select" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytakahashi05%2Frust_random_select", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytakahashi05%2Frust_random_select'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 914c994dc37412de469fbf23330c22a2602b97f5
[INFO] testing ytakahashi05/rust_random_select against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fytakahashi05%2Frust_random_select" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ytakahashi05/rust_random_select on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ytakahashi05/rust_random_select
[INFO] finished tweaking git repo https://github.com/ytakahashi05/rust_random_select
[INFO] tweaked toml for git repo https://github.com/ytakahashi05/rust_random_select written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/ytakahashi05/rust_random_select already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d42b1344abfd41a6398099ac10a98617bfab109543a8f5547c719ed7963aa8ee
[INFO] running `Command { std: "docker" "start" "-a" "d42b1344abfd41a6398099ac10a98617bfab109543a8f5547c719ed7963aa8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d42b1344abfd41a6398099ac10a98617bfab109543a8f5547c719ed7963aa8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d42b1344abfd41a6398099ac10a98617bfab109543a8f5547c719ed7963aa8ee", kill_on_drop: false }`
[INFO] [stdout] d42b1344abfd41a6398099ac10a98617bfab109543a8f5547c719ed7963aa8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9173d2c158ef54bb86e87e1753834f68fb962fd89ad1cb1812c8b57471ead6
[INFO] running `Command { std: "docker" "start" "-a" "7e9173d2c158ef54bb86e87e1753834f68fb962fd89ad1cb1812c8b57471ead6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling random_select v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "7e9173d2c158ef54bb86e87e1753834f68fb962fd89ad1cb1812c8b57471ead6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9173d2c158ef54bb86e87e1753834f68fb962fd89ad1cb1812c8b57471ead6", kill_on_drop: false }`
[INFO] [stdout] 7e9173d2c158ef54bb86e87e1753834f68fb962fd89ad1cb1812c8b57471ead6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc2a3f170b687993d6fee63d38081f29e6e75bd7aabe5ea0844bf806c67e7b38
[INFO] running `Command { std: "docker" "start" "-a" "bc2a3f170b687993d6fee63d38081f29e6e75bd7aabe5ea0844bf806c67e7b38", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_select v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.80s
[INFO] running `Command { std: "docker" "inspect" "bc2a3f170b687993d6fee63d38081f29e6e75bd7aabe5ea0844bf806c67e7b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2a3f170b687993d6fee63d38081f29e6e75bd7aabe5ea0844bf806c67e7b38", kill_on_drop: false }`
[INFO] [stdout] bc2a3f170b687993d6fee63d38081f29e6e75bd7aabe5ea0844bf806c67e7b38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b917611dea3ad8b30532f6f1c326e22c1695f2b67f5f6f8e8f9ecbf710c58f75
[INFO] running `Command { std: "docker" "start" "-a" "b917611dea3ad8b30532f6f1c326e22c1695f2b67f5f6f8e8f9ecbf710c58f75", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_select-405fe32c49fbe328)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b917611dea3ad8b30532f6f1c326e22c1695f2b67f5f6f8e8f9ecbf710c58f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b917611dea3ad8b30532f6f1c326e22c1695f2b67f5f6f8e8f9ecbf710c58f75", kill_on_drop: false }`
[INFO] [stdout] b917611dea3ad8b30532f6f1c326e22c1695f2b67f5f6f8e8f9ecbf710c58f75