[INFO] cloning repository https://github.com/simoneromano96/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/simoneromano96/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimoneromano96%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimoneromano96%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a90caab6a67a4449f626fe189f150593b771f7ba
[INFO] testing simoneromano96/rust-playground 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%2Fsimoneromano96%2Frust-playground" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simoneromano96/rust-playground 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/simoneromano96/rust-playground
[INFO] finished tweaking git repo https://github.com/simoneromano96/rust-playground
[INFO] tweaked toml for git repo https://github.com/simoneromano96/rust-playground written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/simoneromano96/rust-playground 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] [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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 6563c2ada0fede559af93c8ba1606a67f99c984571b7c3b643d064f5fb0fa650
[INFO] running `Command { std: "docker" "start" "-a" "6563c2ada0fede559af93c8ba1606a67f99c984571b7c3b643d064f5fb0fa650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6563c2ada0fede559af93c8ba1606a67f99c984571b7c3b643d064f5fb0fa650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6563c2ada0fede559af93c8ba1606a67f99c984571b7c3b643d064f5fb0fa650", kill_on_drop: false }`
[INFO] [stdout] 6563c2ada0fede559af93c8ba1606a67f99c984571b7c3b643d064f5fb0fa650
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] b38e390330a432b7169ca4699fe39e7477182aaede6166ce45fe05bcb7ec0ff5
[INFO] running `Command { std: "docker" "start" "-a" "b38e390330a432b7169ca4699fe39e7477182aaede6166ce45fe05bcb7ec0ff5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling sha-1 v0.9.6
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling libreauth v0.14.1
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 25s
[INFO] running `Command { std: "docker" "inspect" "b38e390330a432b7169ca4699fe39e7477182aaede6166ce45fe05bcb7ec0ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38e390330a432b7169ca4699fe39e7477182aaede6166ce45fe05bcb7ec0ff5", kill_on_drop: false }`
[INFO] [stdout] b38e390330a432b7169ca4699fe39e7477182aaede6166ce45fe05bcb7ec0ff5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 1b5484e3504e23c474f71ceaabd43a8d0bd6d9f814a1d540924145a720f37ec3
[INFO] running `Command { std: "docker" "start" "-a" "1b5484e3504e23c474f71ceaabd43a8d0bd6d9f814a1d540924145a720f37ec3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-8328587ba9f2db47)
[INFO] running `Command { std: "docker" "inspect" "1b5484e3504e23c474f71ceaabd43a8d0bd6d9f814a1d540924145a720f37ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b5484e3504e23c474f71ceaabd43a8d0bd6d9f814a1d540924145a720f37ec3", kill_on_drop: false }`
[INFO] [stdout] 1b5484e3504e23c474f71ceaabd43a8d0bd6d9f814a1d540924145a720f37ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 288e49eb81e95a53999f62c8566d6c46c82165c092c0aedc83ef985c5a3c691d
[INFO] running `Command { std: "docker" "start" "-a" "288e49eb81e95a53999f62c8566d6c46c82165c092c0aedc83ef985c5a3c691d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-8328587ba9f2db47)
[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" "288e49eb81e95a53999f62c8566d6c46c82165c092c0aedc83ef985c5a3c691d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288e49eb81e95a53999f62c8566d6c46c82165c092c0aedc83ef985c5a3c691d", kill_on_drop: false }`
[INFO] [stdout] 288e49eb81e95a53999f62c8566d6c46c82165c092c0aedc83ef985c5a3c691d