[INFO] fetching crate Hiber 0.0.1...
[INFO] testing Hiber-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate Hiber 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate Hiber 0.0.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate Hiber 0.0.1
[INFO] finished tweaking crates.io crate Hiber 0.0.1
[INFO] tweaked toml for crates.io crate Hiber 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 81e0bc35b694b168a9e8383f71f900208c46d7342f4c40f778a10a17b4638490
[INFO] running `Command { std: "docker" "start" "-a" "81e0bc35b694b168a9e8383f71f900208c46d7342f4c40f778a10a17b4638490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e0bc35b694b168a9e8383f71f900208c46d7342f4c40f778a10a17b4638490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e0bc35b694b168a9e8383f71f900208c46d7342f4c40f778a10a17b4638490", kill_on_drop: false }`
[INFO] [stdout] 81e0bc35b694b168a9e8383f71f900208c46d7342f4c40f778a10a17b4638490
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffcbba4862a1eaf11963199a7f295d5cd53a4d5556e877a915352bf2d6e02828
[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" "ffcbba4862a1eaf11963199a7f295d5cd53a4d5556e877a915352bf2d6e02828", kill_on_drop: false }`
[INFO] [stderr]    Compiling Hiber v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "ffcbba4862a1eaf11963199a7f295d5cd53a4d5556e877a915352bf2d6e02828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcbba4862a1eaf11963199a7f295d5cd53a4d5556e877a915352bf2d6e02828", kill_on_drop: false }`
[INFO] [stdout] ffcbba4862a1eaf11963199a7f295d5cd53a4d5556e877a915352bf2d6e02828
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79ca01035d8350853cf9a0b85d1e92e51feacbaaab3e60e3f0eeccaf8c7fa160
[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" "79ca01035d8350853cf9a0b85d1e92e51feacbaaab3e60e3f0eeccaf8c7fa160", kill_on_drop: false }`
[INFO] [stderr]    Compiling Hiber v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "79ca01035d8350853cf9a0b85d1e92e51feacbaaab3e60e3f0eeccaf8c7fa160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ca01035d8350853cf9a0b85d1e92e51feacbaaab3e60e3f0eeccaf8c7fa160", kill_on_drop: false }`
[INFO] [stdout] 79ca01035d8350853cf9a0b85d1e92e51feacbaaab3e60e3f0eeccaf8c7fa160
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] b84691c5927ddeda4429639e474915a02ca90407dfb5bca3b7ac1b579bd7c1bd
[INFO] running `Command { std: "docker" "start" "-a" "b84691c5927ddeda4429639e474915a02ca90407dfb5bca3b7ac1b579bd7c1bd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/Hiber-6c2ba68bf2f51233
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests Hiber
[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" "b84691c5927ddeda4429639e474915a02ca90407dfb5bca3b7ac1b579bd7c1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84691c5927ddeda4429639e474915a02ca90407dfb5bca3b7ac1b579bd7c1bd", kill_on_drop: false }`
[INFO] [stdout] b84691c5927ddeda4429639e474915a02ca90407dfb5bca3b7ac1b579bd7c1bd