[INFO] cloning repository https://github.com/howeih/Day-43-Shuffle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/howeih/Day-43-Shuffle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-43-Shuffle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-43-Shuffle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d5bc8a2cd7b835833e18dee84bd06e6a0bdbea4
[INFO] testing howeih/Day-43-Shuffle against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoweih%2FDay-43-Shuffle" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/howeih/Day-43-Shuffle on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/howeih/Day-43-Shuffle
[INFO] finished tweaking git repo https://github.com/howeih/Day-43-Shuffle
[INFO] tweaked toml for git repo https://github.com/howeih/Day-43-Shuffle written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/howeih/Day-43-Shuffle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f1a3f263c215ab90f44b3e5dae697c8be2e58a6b2a2b6406aaadc0913224c42f
[INFO] running `Command { std: "docker" "start" "-a" "f1a3f263c215ab90f44b3e5dae697c8be2e58a6b2a2b6406aaadc0913224c42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1a3f263c215ab90f44b3e5dae697c8be2e58a6b2a2b6406aaadc0913224c42f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a3f263c215ab90f44b3e5dae697c8be2e58a6b2a2b6406aaadc0913224c42f", kill_on_drop: false }`
[INFO] [stdout] f1a3f263c215ab90f44b3e5dae697c8be2e58a6b2a2b6406aaadc0913224c42f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2487ab9927dad64b49206c2c54b5f419b2ae99ee03604d4a824d188aa160d13
[INFO] running `Command { std: "docker" "start" "-a" "f2487ab9927dad64b49206c2c54b5f419b2ae99ee03604d4a824d188aa160d13", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling shuffle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "f2487ab9927dad64b49206c2c54b5f419b2ae99ee03604d4a824d188aa160d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2487ab9927dad64b49206c2c54b5f419b2ae99ee03604d4a824d188aa160d13", kill_on_drop: false }`
[INFO] [stdout] f2487ab9927dad64b49206c2c54b5f419b2ae99ee03604d4a824d188aa160d13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6c317f1b377ab4bf8a7e57d7abe211462113bd6c09fd00b27a3da4cd0949241
[INFO] running `Command { std: "docker" "start" "-a" "c6c317f1b377ab4bf8a7e57d7abe211462113bd6c09fd00b27a3da4cd0949241", kill_on_drop: false }`
[INFO] [stderr]    Compiling shuffle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/shuffle-01f0c92d6cc6db39)
[INFO] running `Command { std: "docker" "inspect" "c6c317f1b377ab4bf8a7e57d7abe211462113bd6c09fd00b27a3da4cd0949241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c317f1b377ab4bf8a7e57d7abe211462113bd6c09fd00b27a3da4cd0949241", kill_on_drop: false }`
[INFO] [stdout] c6c317f1b377ab4bf8a7e57d7abe211462113bd6c09fd00b27a3da4cd0949241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e7a34049c867d4f62782a2fa4897a59c4a62a7184761126ce78a7cdae922b67b
[INFO] running `Command { std: "docker" "start" "-a" "e7a34049c867d4f62782a2fa4897a59c4a62a7184761126ce78a7cdae922b67b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/shuffle-01f0c92d6cc6db39)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "e7a34049c867d4f62782a2fa4897a59c4a62a7184761126ce78a7cdae922b67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a34049c867d4f62782a2fa4897a59c4a62a7184761126ce78a7cdae922b67b", kill_on_drop: false }`
[INFO] [stdout] e7a34049c867d4f62782a2fa4897a59c4a62a7184761126ce78a7cdae922b67b