[INFO] cloning repository https://github.com/jjmark15/async_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/jjmark15/async_rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjmark15%2Fasync_rust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjmark15%2Fasync_rust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9413a3c6a6ef5e1244b7bfaa176fdbb162f34438
[INFO] testing jjmark15/async_rust_playground against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjjmark15%2Fasync_rust_playground" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jjmark15/async_rust_playground
[INFO] finished tweaking git repo https://github.com/jjmark15/async_rust_playground
[INFO] tweaked toml for git repo https://github.com/jjmark15/async_rust_playground written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jjmark15/async_rust_playground on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jjmark15/async_rust_playground 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.11
[INFO] [stderr]   Downloaded proc-macro2 v1.0.6
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 079f1338dcb9a8af4bc6cd9271d30cf3b7ccb34ad5406475f7570e43683186a6
[INFO] running `Command { std: "docker" "start" "-a" "079f1338dcb9a8af4bc6cd9271d30cf3b7ccb34ad5406475f7570e43683186a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "079f1338dcb9a8af4bc6cd9271d30cf3b7ccb34ad5406475f7570e43683186a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079f1338dcb9a8af4bc6cd9271d30cf3b7ccb34ad5406475f7570e43683186a6", kill_on_drop: false }`
[INFO] [stdout] 079f1338dcb9a8af4bc6cd9271d30cf3b7ccb34ad5406475f7570e43683186a6
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 830ab3a16a506139a7537ed21e8b4dd3a1978ed8816ba98a3ec9f5b2f0a4b6de
[INFO] running `Command { std: "docker" "start" "-a" "830ab3a16a506139a7537ed21e8b4dd3a1978ed8816ba98a3ec9f5b2f0a4b6de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling async_rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.79s
[INFO] running `Command { std: "docker" "inspect" "830ab3a16a506139a7537ed21e8b4dd3a1978ed8816ba98a3ec9f5b2f0a4b6de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830ab3a16a506139a7537ed21e8b4dd3a1978ed8816ba98a3ec9f5b2f0a4b6de", kill_on_drop: false }`
[INFO] [stdout] 830ab3a16a506139a7537ed21e8b4dd3a1978ed8816ba98a3ec9f5b2f0a4b6de
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c8ca6a32dbded3662a32df69592b63f23c0b1d0cda97163060ce61a6a1de884
[INFO] running `Command { std: "docker" "start" "-a" "7c8ca6a32dbded3662a32df69592b63f23c0b1d0cda97163060ce61a6a1de884", kill_on_drop: false }`
[INFO] [stderr]    Compiling async_rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "7c8ca6a32dbded3662a32df69592b63f23c0b1d0cda97163060ce61a6a1de884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8ca6a32dbded3662a32df69592b63f23c0b1d0cda97163060ce61a6a1de884", kill_on_drop: false }`
[INFO] [stdout] 7c8ca6a32dbded3662a32df69592b63f23c0b1d0cda97163060ce61a6a1de884
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adfba9f0381919f155195f7f903a1e94c392cfaece87300ac3c54c5fd960f64a
[INFO] running `Command { std: "docker" "start" "-a" "adfba9f0381919f155195f7f903a1e94c392cfaece87300ac3c54c5fd960f64a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_rust_playground-dfb5a10835ec8e6d)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/async_rust_playground-6e02858a0ff912db)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async_rust_playground
[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] [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" "adfba9f0381919f155195f7f903a1e94c392cfaece87300ac3c54c5fd960f64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adfba9f0381919f155195f7f903a1e94c392cfaece87300ac3c54c5fd960f64a", kill_on_drop: false }`
[INFO] [stdout] adfba9f0381919f155195f7f903a1e94c392cfaece87300ac3c54c5fd960f64a
