[INFO] cloning repository https://github.com/Murtaza0xFF/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/Murtaza0xFF/Rust-Playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMurtaza0xFF%2FRust-Playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMurtaza0xFF%2FRust-Playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2117cbce957456e035f370e30bf09888ab181af4
[INFO] testing Murtaza0xFF/Rust-Playground 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%2FMurtaza0xFF%2FRust-Playground" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Murtaza0xFF/Rust-Playground 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/Murtaza0xFF/Rust-Playground
[INFO] finished tweaking git repo https://github.com/Murtaza0xFF/Rust-Playground
[INFO] tweaked toml for git repo https://github.com/Murtaza0xFF/Rust-Playground written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Murtaza0xFF/Rust-Playground 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 91e2e1a8998bfc4d411a47320eff27468c11622b20e141b6e5c5f8b24992af87
[INFO] running `Command { std: "docker" "start" "-a" "91e2e1a8998bfc4d411a47320eff27468c11622b20e141b6e5c5f8b24992af87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e2e1a8998bfc4d411a47320eff27468c11622b20e141b6e5c5f8b24992af87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e2e1a8998bfc4d411a47320eff27468c11622b20e141b6e5c5f8b24992af87", kill_on_drop: false }`
[INFO] [stdout] 91e2e1a8998bfc4d411a47320eff27468c11622b20e141b6e5c5f8b24992af87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ab6c3073e5af9f0a42d6bf7a19c224eb3aa87197b01c3699532fe90401d82908
[INFO] running `Command { std: "docker" "start" "-a" "ab6c3073e5af9f0a42d6bf7a19c224eb3aa87197b01c3699532fe90401d82908", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "ab6c3073e5af9f0a42d6bf7a19c224eb3aa87197b01c3699532fe90401d82908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6c3073e5af9f0a42d6bf7a19c224eb3aa87197b01c3699532fe90401d82908", kill_on_drop: false }`
[INFO] [stdout] ab6c3073e5af9f0a42d6bf7a19c224eb3aa87197b01c3699532fe90401d82908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] f31d7b42f26b89b9c2288ff67ab1b6532026d3d40ce7b2ebfd5b1df9a7143d2c
[INFO] running `Command { std: "docker" "start" "-a" "f31d7b42f26b89b9c2288ff67ab1b6532026d3d40ce7b2ebfd5b1df9a7143d2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f31d7b42f26b89b9c2288ff67ab1b6532026d3d40ce7b2ebfd5b1df9a7143d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f31d7b42f26b89b9c2288ff67ab1b6532026d3d40ce7b2ebfd5b1df9a7143d2c", kill_on_drop: false }`
[INFO] [stdout] f31d7b42f26b89b9c2288ff67ab1b6532026d3d40ce7b2ebfd5b1df9a7143d2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 84a5594022a302df3cc7c87dcf4b94a8212ca0a7b02f4dd6ddeece526e40b522
[INFO] running `Command { std: "docker" "start" "-a" "84a5594022a302df3cc7c87dcf4b94a8212ca0a7b02f4dd6ddeece526e40b522", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_playground-ad3be616ded4600d)
[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" "84a5594022a302df3cc7c87dcf4b94a8212ca0a7b02f4dd6ddeece526e40b522", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a5594022a302df3cc7c87dcf4b94a8212ca0a7b02f4dd6ddeece526e40b522", kill_on_drop: false }`
[INFO] [stdout] 84a5594022a302df3cc7c87dcf4b94a8212ca0a7b02f4dd6ddeece526e40b522