[INFO] cloning repository https://github.com/Elgolfin/playground-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Elgolfin/playground-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElgolfin%2Fplayground-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElgolfin%2Fplayground-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4de9c2439e94800c7c0f04d71c1e3750614fa64a
[INFO] testing Elgolfin/playground-rust 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%2FElgolfin%2Fplayground-rust" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Elgolfin/playground-rust 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/Elgolfin/playground-rust
[INFO] finished tweaking git repo https://github.com/Elgolfin/playground-rust
[INFO] tweaked toml for git repo https://github.com/Elgolfin/playground-rust written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/Elgolfin/playground-rust 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-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 0339052677e668118fd3c0ea425c0fb6cd305a8f630dea7b2a9fdd3c0333a603
[INFO] running `Command { std: "docker" "start" "-a" "0339052677e668118fd3c0ea425c0fb6cd305a8f630dea7b2a9fdd3c0333a603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0339052677e668118fd3c0ea425c0fb6cd305a8f630dea7b2a9fdd3c0333a603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0339052677e668118fd3c0ea425c0fb6cd305a8f630dea7b2a9fdd3c0333a603", kill_on_drop: false }`
[INFO] [stdout] 0339052677e668118fd3c0ea425c0fb6cd305a8f630dea7b2a9fdd3c0333a603
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] b4e3dfe6f59c20274f0b48950a07293ff91e3bb1603463d8dd60ea747d1a2be5
[INFO] running `Command { std: "docker" "start" "-a" "b4e3dfe6f59c20274f0b48950a07293ff91e3bb1603463d8dd60ea747d1a2be5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling playground-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "b4e3dfe6f59c20274f0b48950a07293ff91e3bb1603463d8dd60ea747d1a2be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e3dfe6f59c20274f0b48950a07293ff91e3bb1603463d8dd60ea747d1a2be5", kill_on_drop: false }`
[INFO] [stdout] b4e3dfe6f59c20274f0b48950a07293ff91e3bb1603463d8dd60ea747d1a2be5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] dceb9568ceea813d1ff17f514a7afb4ff916f42f8b74565863c871eb47742aae
[INFO] running `Command { std: "docker" "start" "-a" "dceb9568ceea813d1ff17f514a7afb4ff916f42f8b74565863c871eb47742aae", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/playground_rust-bdb0ebd7b9ae6136)
[INFO] running `Command { std: "docker" "inspect" "dceb9568ceea813d1ff17f514a7afb4ff916f42f8b74565863c871eb47742aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dceb9568ceea813d1ff17f514a7afb4ff916f42f8b74565863c871eb47742aae", kill_on_drop: false }`
[INFO] [stdout] dceb9568ceea813d1ff17f514a7afb4ff916f42f8b74565863c871eb47742aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 6f3a1f376b850a97b272642c98c21a7b3ae8a0db2d42a33914fd2553b50c6886
[INFO] running `Command { std: "docker" "start" "-a" "6f3a1f376b850a97b272642c98c21a7b3ae8a0db2d42a33914fd2553b50c6886", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/playground_rust-bdb0ebd7b9ae6136)
[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" "6f3a1f376b850a97b272642c98c21a7b3ae8a0db2d42a33914fd2553b50c6886", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3a1f376b850a97b272642c98c21a7b3ae8a0db2d42a33914fd2553b50c6886", kill_on_drop: false }`
[INFO] [stdout] 6f3a1f376b850a97b272642c98c21a7b3ae8a0db2d42a33914fd2553b50c6886