[INFO] cloning repository https://github.com/yupferris/ans-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yupferris/ans-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fans-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fans-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a92d5aa8c47b32f4edc65b1032407b1107cd0fe3
[INFO] testing yupferris/ans-playground against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyupferris%2Fans-playground" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yupferris/ans-playground on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yupferris/ans-playground
[INFO] finished tweaking git repo https://github.com/yupferris/ans-playground
[INFO] tweaked toml for git repo https://github.com/yupferris/ans-playground written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/yupferris/ans-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c819c833da12890961c7e10aaef7ad11bed422638f0fd3ecc167928da432c5ad
[INFO] running `Command { std: "docker" "start" "-a" "c819c833da12890961c7e10aaef7ad11bed422638f0fd3ecc167928da432c5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c819c833da12890961c7e10aaef7ad11bed422638f0fd3ecc167928da432c5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c819c833da12890961c7e10aaef7ad11bed422638f0fd3ecc167928da432c5ad", kill_on_drop: false }`
[INFO] [stdout] c819c833da12890961c7e10aaef7ad11bed422638f0fd3ecc167928da432c5ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b51861e1abc49a5104261f3b9703bdd6b7e542a3def3fca3022e93b4e2cd0d4
[INFO] running `Command { std: "docker" "start" "-a" "2b51861e1abc49a5104261f3b9703bdd6b7e542a3def3fca3022e93b4e2cd0d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling ans-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "2b51861e1abc49a5104261f3b9703bdd6b7e542a3def3fca3022e93b4e2cd0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b51861e1abc49a5104261f3b9703bdd6b7e542a3def3fca3022e93b4e2cd0d4", kill_on_drop: false }`
[INFO] [stdout] 2b51861e1abc49a5104261f3b9703bdd6b7e542a3def3fca3022e93b4e2cd0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3abd9a57d5dde1ee94e4423fd61eff3d89ba0495a7b7222f95a6755056dcf5ea
[INFO] running `Command { std: "docker" "start" "-a" "3abd9a57d5dde1ee94e4423fd61eff3d89ba0495a7b7222f95a6755056dcf5ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling ans-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "3abd9a57d5dde1ee94e4423fd61eff3d89ba0495a7b7222f95a6755056dcf5ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3abd9a57d5dde1ee94e4423fd61eff3d89ba0495a7b7222f95a6755056dcf5ea", kill_on_drop: false }`
[INFO] [stdout] 3abd9a57d5dde1ee94e4423fd61eff3d89ba0495a7b7222f95a6755056dcf5ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dab8f8644b9eb7dd51c6bb4a6fc5c4f070269dca763941a22514dc89cbfa4a24
[INFO] running `Command { std: "docker" "start" "-a" "dab8f8644b9eb7dd51c6bb4a6fc5c4f070269dca763941a22514dc89cbfa4a24", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ans_playground-a4c60b0c79e7f9f2)
[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" "dab8f8644b9eb7dd51c6bb4a6fc5c4f070269dca763941a22514dc89cbfa4a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab8f8644b9eb7dd51c6bb4a6fc5c4f070269dca763941a22514dc89cbfa4a24", kill_on_drop: false }`
[INFO] [stdout] dab8f8644b9eb7dd51c6bb4a6fc5c4f070269dca763941a22514dc89cbfa4a24