[INFO] fetching crate syncgroup 0.1.1...
[INFO] testing syncgroup-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syncgroup 0.1.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate syncgroup 0.1.1 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 syncgroup 0.1.1
[INFO] finished tweaking crates.io crate syncgroup 0.1.1
[INFO] tweaked toml for crates.io crate syncgroup 0.1.1 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate crates.io crate syncgroup 0.1.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 2c76e3998c3d38f8339ca95f317e90aefeaee3dce354c62b5864ec9607e9f0f3
[INFO] running `Command { std: "docker" "start" "-a" "2c76e3998c3d38f8339ca95f317e90aefeaee3dce354c62b5864ec9607e9f0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c76e3998c3d38f8339ca95f317e90aefeaee3dce354c62b5864ec9607e9f0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c76e3998c3d38f8339ca95f317e90aefeaee3dce354c62b5864ec9607e9f0f3", kill_on_drop: false }`
[INFO] [stdout] 2c76e3998c3d38f8339ca95f317e90aefeaee3dce354c62b5864ec9607e9f0f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 9d0a95f6f93284934b4b3f1f6ca354ef0811e9b82bbf1df6e91dc2ef7c7da950
[INFO] running `Command { std: "docker" "start" "-a" "9d0a95f6f93284934b4b3f1f6ca354ef0811e9b82bbf1df6e91dc2ef7c7da950", kill_on_drop: false }`
[INFO] [stderr]    Compiling syncgroup v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "9d0a95f6f93284934b4b3f1f6ca354ef0811e9b82bbf1df6e91dc2ef7c7da950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0a95f6f93284934b4b3f1f6ca354ef0811e9b82bbf1df6e91dc2ef7c7da950", kill_on_drop: false }`
[INFO] [stdout] 9d0a95f6f93284934b4b3f1f6ca354ef0811e9b82bbf1df6e91dc2ef7c7da950
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 4dca4e0439ee0109c7ff6f74d7bec9bc5cd48294cbaabdcf7b215d3630288b57
[INFO] running `Command { std: "docker" "start" "-a" "4dca4e0439ee0109c7ff6f74d7bec9bc5cd48294cbaabdcf7b215d3630288b57", kill_on_drop: false }`
[INFO] [stderr]    Compiling syncgroup v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/syncgroup-6603e8a190f08ae9)
[INFO] running `Command { std: "docker" "inspect" "4dca4e0439ee0109c7ff6f74d7bec9bc5cd48294cbaabdcf7b215d3630288b57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dca4e0439ee0109c7ff6f74d7bec9bc5cd48294cbaabdcf7b215d3630288b57", kill_on_drop: false }`
[INFO] [stdout] 4dca4e0439ee0109c7ff6f74d7bec9bc5cd48294cbaabdcf7b215d3630288b57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] efbac8d79b583e3728bbaeb528b40be58ba38a14017c5c2727e69d3438387838
[INFO] running `Command { std: "docker" "start" "-a" "efbac8d79b583e3728bbaeb528b40be58ba38a14017c5c2727e69d3438387838", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/syncgroup-6603e8a190f08ae9)
[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" "efbac8d79b583e3728bbaeb528b40be58ba38a14017c5c2727e69d3438387838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efbac8d79b583e3728bbaeb528b40be58ba38a14017c5c2727e69d3438387838", kill_on_drop: false }`
[INFO] [stdout] efbac8d79b583e3728bbaeb528b40be58ba38a14017c5c2727e69d3438387838