[INFO] cloning repository https://github.com/artmarydotir/lovely_rust_sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artmarydotir/lovely_rust_sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartmarydotir%2Flovely_rust_sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartmarydotir%2Flovely_rust_sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] feb683e166fae212d87a0dd0ad8b576fb5753456
[INFO] testing artmarydotir/lovely_rust_sandbox against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartmarydotir%2Flovely_rust_sandbox" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artmarydotir/lovely_rust_sandbox on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/artmarydotir/lovely_rust_sandbox
[INFO] finished tweaking git repo https://github.com/artmarydotir/lovely_rust_sandbox
[INFO] tweaked toml for git repo https://github.com/artmarydotir/lovely_rust_sandbox written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/artmarydotir/lovely_rust_sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a212d8a4778c2e1d6f9d329a2992d5c801c5d182dd0d148fbd24f93834d6ae3
[INFO] running `Command { std: "docker" "start" "-a" "8a212d8a4778c2e1d6f9d329a2992d5c801c5d182dd0d148fbd24f93834d6ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a212d8a4778c2e1d6f9d329a2992d5c801c5d182dd0d148fbd24f93834d6ae3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a212d8a4778c2e1d6f9d329a2992d5c801c5d182dd0d148fbd24f93834d6ae3", kill_on_drop: false }`
[INFO] [stdout] 8a212d8a4778c2e1d6f9d329a2992d5c801c5d182dd0d148fbd24f93834d6ae3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d9ef3d2c45fa1d9d3017ee90ad9137d180368f1fe656bb34aae7f248d7abdb1
[INFO] running `Command { std: "docker" "start" "-a" "6d9ef3d2c45fa1d9d3017ee90ad9137d180368f1fe656bb34aae7f248d7abdb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "6d9ef3d2c45fa1d9d3017ee90ad9137d180368f1fe656bb34aae7f248d7abdb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d9ef3d2c45fa1d9d3017ee90ad9137d180368f1fe656bb34aae7f248d7abdb1", kill_on_drop: false }`
[INFO] [stdout] 6d9ef3d2c45fa1d9d3017ee90ad9137d180368f1fe656bb34aae7f248d7abdb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a933b916bd36d9260ea2e8683d71081bb291fc514551f91a3a22ddc7bb603f11
[INFO] running `Command { std: "docker" "start" "-a" "a933b916bd36d9260ea2e8683d71081bb291fc514551f91a3a22ddc7bb603f11", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "a933b916bd36d9260ea2e8683d71081bb291fc514551f91a3a22ddc7bb603f11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a933b916bd36d9260ea2e8683d71081bb291fc514551f91a3a22ddc7bb603f11", kill_on_drop: false }`
[INFO] [stdout] a933b916bd36d9260ea2e8683d71081bb291fc514551f91a3a22ddc7bb603f11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd017766b0ea28025f98ba7a223e29a7a95e95cab0dc19fc7f8282831d710ce7
[INFO] running `Command { std: "docker" "start" "-a" "fd017766b0ea28025f98ba7a223e29a7a95e95cab0dc19fc7f8282831d710ce7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust-dd803576ab748598)
[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" "fd017766b0ea28025f98ba7a223e29a7a95e95cab0dc19fc7f8282831d710ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd017766b0ea28025f98ba7a223e29a7a95e95cab0dc19fc7f8282831d710ce7", kill_on_drop: false }`
[INFO] [stdout] fd017766b0ea28025f98ba7a223e29a7a95e95cab0dc19fc7f8282831d710ce7