[INFO] fetching crate xaction 0.2.4...
[INFO] testing xaction-0.2.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate xaction 0.2.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate xaction 0.2.4 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 crates.io crate xaction 0.2.4
[INFO] finished tweaking crates.io crate xaction 0.2.4
[INFO] tweaked toml for crates.io crate xaction 0.2.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate xaction 0.2.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded xshell-macros v0.1.9
[INFO] [stderr]   Downloaded xshell v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] d993646e10a72ae97ab4bebd5fcc32f35d7391295761cc9326e02a70e8e80b16
[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" "d993646e10a72ae97ab4bebd5fcc32f35d7391295761cc9326e02a70e8e80b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d993646e10a72ae97ab4bebd5fcc32f35d7391295761cc9326e02a70e8e80b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d993646e10a72ae97ab4bebd5fcc32f35d7391295761cc9326e02a70e8e80b16", kill_on_drop: false }`
[INFO] [stdout] d993646e10a72ae97ab4bebd5fcc32f35d7391295761cc9326e02a70e8e80b16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 63acf25037741bb2fd1f99b74e066a3353025a89fe0d2e63cf1f9fafe9af1319
[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" "63acf25037741bb2fd1f99b74e066a3353025a89fe0d2e63cf1f9fafe9af1319", kill_on_drop: false }`
[INFO] [stderr]    Compiling xshell-macros v0.1.9
[INFO] [stderr]    Compiling xshell v0.1.9
[INFO] [stderr]    Compiling xaction v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
[INFO] running `Command { std: "docker" "inspect" "63acf25037741bb2fd1f99b74e066a3353025a89fe0d2e63cf1f9fafe9af1319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63acf25037741bb2fd1f99b74e066a3353025a89fe0d2e63cf1f9fafe9af1319", kill_on_drop: false }`
[INFO] [stdout] 63acf25037741bb2fd1f99b74e066a3353025a89fe0d2e63cf1f9fafe9af1319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6b21d4062fec19bb2c995a959e338a1a8518c8db312ea1ff453c98a1f6fa7773
[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" "6b21d4062fec19bb2c995a959e338a1a8518c8db312ea1ff453c98a1f6fa7773", kill_on_drop: false }`
[INFO] [stderr]    Compiling xaction v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "6b21d4062fec19bb2c995a959e338a1a8518c8db312ea1ff453c98a1f6fa7773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b21d4062fec19bb2c995a959e338a1a8518c8db312ea1ff453c98a1f6fa7773", kill_on_drop: false }`
[INFO] [stdout] 6b21d4062fec19bb2c995a959e338a1a8518c8db312ea1ff453c98a1f6fa7773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b72ccff9673dc458ec27766e242eeae4f683d7a6eb40e6baecbf6dcb06f72c2f
[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" "b72ccff9673dc458ec27766e242eeae4f683d7a6eb40e6baecbf6dcb06f72c2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/xaction-dda569022c26a30a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xaction
[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] [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" "b72ccff9673dc458ec27766e242eeae4f683d7a6eb40e6baecbf6dcb06f72c2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b72ccff9673dc458ec27766e242eeae4f683d7a6eb40e6baecbf6dcb06f72c2f", kill_on_drop: false }`
[INFO] [stdout] b72ccff9673dc458ec27766e242eeae4f683d7a6eb40e6baecbf6dcb06f72c2f