[INFO] fetching crate jamsocket-server 0.2.0...
[INFO] testing jamsocket-server-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate jamsocket-server 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jamsocket-server 0.2.0 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 jamsocket-server 0.2.0
[INFO] finished tweaking crates.io crate jamsocket-server 0.2.0
[INFO] tweaked toml for crates.io crate jamsocket-server 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate jamsocket-server 0.2.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d171afff23ef1e707a12a6e2da655173ff7ebd828c286ef1427a4cdc442f9397
[INFO] running `Command { std: "docker" "start" "-a" "d171afff23ef1e707a12a6e2da655173ff7ebd828c286ef1427a4cdc442f9397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d171afff23ef1e707a12a6e2da655173ff7ebd828c286ef1427a4cdc442f9397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d171afff23ef1e707a12a6e2da655173ff7ebd828c286ef1427a4cdc442f9397", kill_on_drop: false }`
[INFO] [stdout] d171afff23ef1e707a12a6e2da655173ff7ebd828c286ef1427a4cdc442f9397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 934abfcc4e602f91124580476b38567ccd8e70dd9f4a0feb527f4bc9fcdf13d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "934abfcc4e602f91124580476b38567ccd8e70dd9f4a0feb527f4bc9fcdf13d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling jamsocket-server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "934abfcc4e602f91124580476b38567ccd8e70dd9f4a0feb527f4bc9fcdf13d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934abfcc4e602f91124580476b38567ccd8e70dd9f4a0feb527f4bc9fcdf13d9", kill_on_drop: false }`
[INFO] [stdout] 934abfcc4e602f91124580476b38567ccd8e70dd9f4a0feb527f4bc9fcdf13d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfafb3ab48174cf52ea222fbcb4246ba050bd46c3d5157f543aa4dd6ebc1b90f
[INFO] running `Command { std: "docker" "start" "-a" "cfafb3ab48174cf52ea222fbcb4246ba050bd46c3d5157f543aa4dd6ebc1b90f", kill_on_drop: false }`
[INFO] [stderr]    Compiling jamsocket-server v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/jamsocket_server-5f6549b4ac7cb900)
[INFO] running `Command { std: "docker" "inspect" "cfafb3ab48174cf52ea222fbcb4246ba050bd46c3d5157f543aa4dd6ebc1b90f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfafb3ab48174cf52ea222fbcb4246ba050bd46c3d5157f543aa4dd6ebc1b90f", kill_on_drop: false }`
[INFO] [stdout] cfafb3ab48174cf52ea222fbcb4246ba050bd46c3d5157f543aa4dd6ebc1b90f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94691dfe248057538a49b8e7ff050315011df4d892a28756cd3b29d52cc3b86a
[INFO] running `Command { std: "docker" "start" "-a" "94691dfe248057538a49b8e7ff050315011df4d892a28756cd3b29d52cc3b86a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jamsocket_server-5f6549b4ac7cb900)
[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" "94691dfe248057538a49b8e7ff050315011df4d892a28756cd3b29d52cc3b86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94691dfe248057538a49b8e7ff050315011df4d892a28756cd3b29d52cc3b86a", kill_on_drop: false }`
[INFO] [stdout] 94691dfe248057538a49b8e7ff050315011df4d892a28756cd3b29d52cc3b86a