[INFO] cloning repository https://github.com/Dansvidania/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/Dansvidania/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDansvidania%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDansvidania%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3123039eab3fa03bcc3a18ec3b2869e0677dd906
[INFO] testing Dansvidania/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%2FDansvidania%2Frust-playground" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dansvidania/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/Dansvidania/rust-playground
[INFO] finished tweaking git repo https://github.com/Dansvidania/rust-playground
[INFO] tweaked toml for git repo https://github.com/Dansvidania/rust-playground written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/Dansvidania/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] d22fc46d9fd7a775cf46c160da3210533790e8b402f7d0696744d5c3a387bdfc
[INFO] running `Command { std: "docker" "start" "-a" "d22fc46d9fd7a775cf46c160da3210533790e8b402f7d0696744d5c3a387bdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d22fc46d9fd7a775cf46c160da3210533790e8b402f7d0696744d5c3a387bdfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d22fc46d9fd7a775cf46c160da3210533790e8b402f7d0696744d5c3a387bdfc", kill_on_drop: false }`
[INFO] [stdout] d22fc46d9fd7a775cf46c160da3210533790e8b402f7d0696744d5c3a387bdfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] ac1dc64ec9734ea47a6247353604624a502f3f193bf187a3029d3e9d89c5e866
[INFO] running `Command { std: "docker" "start" "-a" "ac1dc64ec9734ea47a6247353604624a502f3f193bf187a3029d3e9d89c5e866", 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 dev [unoptimized + debuginfo] target(s) in 18.76s
[INFO] running `Command { std: "docker" "inspect" "ac1dc64ec9734ea47a6247353604624a502f3f193bf187a3029d3e9d89c5e866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac1dc64ec9734ea47a6247353604624a502f3f193bf187a3029d3e9d89c5e866", kill_on_drop: false }`
[INFO] [stdout] ac1dc64ec9734ea47a6247353604624a502f3f193bf187a3029d3e9d89c5e866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] c2b4cfea41b414b1928ffb376105d53d0121fe917f0bcf0b6e851e1b054f93e1
[INFO] running `Command { std: "docker" "start" "-a" "c2b4cfea41b414b1928ffb376105d53d0121fe917f0bcf0b6e851e1b054f93e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-playground 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/rust_playground-fe4a29b3e5a0c762)
[INFO] running `Command { std: "docker" "inspect" "c2b4cfea41b414b1928ffb376105d53d0121fe917f0bcf0b6e851e1b054f93e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b4cfea41b414b1928ffb376105d53d0121fe917f0bcf0b6e851e1b054f93e1", kill_on_drop: false }`
[INFO] [stdout] c2b4cfea41b414b1928ffb376105d53d0121fe917f0bcf0b6e851e1b054f93e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 1b1d700f06e9aebb83452a878108781f6fd19f39ccf5c82cd06f0777f922760a
[INFO] running `Command { std: "docker" "start" "-a" "1b1d700f06e9aebb83452a878108781f6fd19f39ccf5c82cd06f0777f922760a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_playground-fe4a29b3e5a0c762)
[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" "1b1d700f06e9aebb83452a878108781f6fd19f39ccf5c82cd06f0777f922760a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1d700f06e9aebb83452a878108781f6fd19f39ccf5c82cd06f0777f922760a", kill_on_drop: false }`
[INFO] [stdout] 1b1d700f06e9aebb83452a878108781f6fd19f39ccf5c82cd06f0777f922760a