[INFO] fetching crate light 0.0.0...
[INFO] testing light-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate light 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate light 0.0.0 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 crates.io crate light 0.0.0
[INFO] finished tweaking crates.io crate light 0.0.0
[INFO] tweaked toml for crates.io crate light 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ab0848b2d040728609258c4fe56a5d5b4c03654b2a8971fb64093aa1cdd4d971
[INFO] running `Command { std: "docker" "start" "-a" "ab0848b2d040728609258c4fe56a5d5b4c03654b2a8971fb64093aa1cdd4d971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab0848b2d040728609258c4fe56a5d5b4c03654b2a8971fb64093aa1cdd4d971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab0848b2d040728609258c4fe56a5d5b4c03654b2a8971fb64093aa1cdd4d971", kill_on_drop: false }`
[INFO] [stdout] ab0848b2d040728609258c4fe56a5d5b4c03654b2a8971fb64093aa1cdd4d971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7cd4c794afbcbc3040941c7de5b850ee7a14c3299927e4db994728f9e59578e6
[INFO] running `Command { std: "docker" "start" "-a" "7cd4c794afbcbc3040941c7de5b850ee7a14c3299927e4db994728f9e59578e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling light v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "7cd4c794afbcbc3040941c7de5b850ee7a14c3299927e4db994728f9e59578e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd4c794afbcbc3040941c7de5b850ee7a14c3299927e4db994728f9e59578e6", kill_on_drop: false }`
[INFO] [stdout] 7cd4c794afbcbc3040941c7de5b850ee7a14c3299927e4db994728f9e59578e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 0a995813744ae5258919e072033c741f9ae5c0ae025c5ee63ac8f4a5af3806cc
[INFO] running `Command { std: "docker" "start" "-a" "0a995813744ae5258919e072033c741f9ae5c0ae025c5ee63ac8f4a5af3806cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling light v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/light-96aef44764e28a6a)
[INFO] running `Command { std: "docker" "inspect" "0a995813744ae5258919e072033c741f9ae5c0ae025c5ee63ac8f4a5af3806cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a995813744ae5258919e072033c741f9ae5c0ae025c5ee63ac8f4a5af3806cc", kill_on_drop: false }`
[INFO] [stdout] 0a995813744ae5258919e072033c741f9ae5c0ae025c5ee63ac8f4a5af3806cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 129a40c24508aadbc342cf97823ad7d530eb4823b4fef32746f9f448026bd0a7
[INFO] running `Command { std: "docker" "start" "-a" "129a40c24508aadbc342cf97823ad7d530eb4823b4fef32746f9f448026bd0a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/light-96aef44764e28a6a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests light
[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" "129a40c24508aadbc342cf97823ad7d530eb4823b4fef32746f9f448026bd0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129a40c24508aadbc342cf97823ad7d530eb4823b4fef32746f9f448026bd0a7", kill_on_drop: false }`
[INFO] [stdout] 129a40c24508aadbc342cf97823ad7d530eb4823b4fef32746f9f448026bd0a7