[INFO] fetching crate libfrugalos 0.7.0...
[INFO] testing libfrugalos-0.7.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate libfrugalos 0.7.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libfrugalos 0.7.0 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 libfrugalos 0.7.0
[INFO] finished tweaking crates.io crate libfrugalos 0.7.0
[INFO] tweaked toml for crates.io crate libfrugalos 0.7.0 written to /workspace/builds/worker-6/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trackable_derive v0.1.3
[INFO] [stderr]   Downloaded nbchan v0.1.3
[INFO] [stderr]   Downloaded factory v0.1.2
[INFO] [stderr]   Downloaded bytecodec v0.4.13
[INFO] [stderr]   Downloaded fibers v0.1.13
[INFO] [stderr]   Downloaded nom v2.2.1
[INFO] [stderr]   Downloaded fibers_rpc v0.3.4
[INFO] [stderr]   Downloaded prometrics v0.1.13
[INFO] [stderr]   Downloaded splay_tree v0.2.10
[INFO] [stderr]   Downloaded tasque v0.1.5
[INFO] [stderr]   Downloaded atomic_immut v0.1.4
[INFO] [stderr]   Downloaded procinfo v0.4.2
[INFO] [stderr]   Downloaded trackable v0.2.23
[INFO] [stderr]   Downloaded fibers_tasque v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5b3c0cefd2d73532573ccb4fbd5f5884de0959d96c4533382ebd87c8287120d
[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" "f5b3c0cefd2d73532573ccb4fbd5f5884de0959d96c4533382ebd87c8287120d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5b3c0cefd2d73532573ccb4fbd5f5884de0959d96c4533382ebd87c8287120d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5b3c0cefd2d73532573ccb4fbd5f5884de0959d96c4533382ebd87c8287120d", kill_on_drop: false }`
[INFO] [stdout] f5b3c0cefd2d73532573ccb4fbd5f5884de0959d96c4533382ebd87c8287120d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9271b0728ed7a3d7eb23771c6a3423f66cb14eb78c242512b47ed0cc425ccab
[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" "e9271b0728ed7a3d7eb23771c6a3423f66cb14eb78c242512b47ed0cc425ccab", kill_on_drop: false }`
[INFO] [stderr]    Compiling factory v0.1.2
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling fibers v0.1.13
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling prometrics v0.1.13
[INFO] [stderr]    Compiling bytecodec v0.4.13
[INFO] [stderr]    Compiling tasque v0.1.5
[INFO] [stderr]    Compiling fibers_tasque v0.1.2
[INFO] [stderr]    Compiling fibers_rpc v0.3.4
[INFO] [stderr]    Compiling libfrugalos v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.60s
[INFO] running `Command { std: "docker" "inspect" "e9271b0728ed7a3d7eb23771c6a3423f66cb14eb78c242512b47ed0cc425ccab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9271b0728ed7a3d7eb23771c6a3423f66cb14eb78c242512b47ed0cc425ccab", kill_on_drop: false }`
[INFO] [stdout] e9271b0728ed7a3d7eb23771c6a3423f66cb14eb78c242512b47ed0cc425ccab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 066770bc8a78602a6cc2da48c3e560ed7ba4a7b78a40e25edb3db52966700054
[INFO] running `Command { std: "docker" "start" "-a" "066770bc8a78602a6cc2da48c3e560ed7ba4a7b78a40e25edb3db52966700054", kill_on_drop: false }`
[INFO] [stderr]    Compiling libfrugalos v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "066770bc8a78602a6cc2da48c3e560ed7ba4a7b78a40e25edb3db52966700054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066770bc8a78602a6cc2da48c3e560ed7ba4a7b78a40e25edb3db52966700054", kill_on_drop: false }`
[INFO] [stdout] 066770bc8a78602a6cc2da48c3e560ed7ba4a7b78a40e25edb3db52966700054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d0fd0a8dd1dfc41bd35c8d3566b6cd0635da5e0c75c83891bcf146832db93f6
[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" "2d0fd0a8dd1dfc41bd35c8d3566b6cd0635da5e0c75c83891bcf146832db93f6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libfrugalos-d37a12fca2de2545
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libfrugalos
[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" "2d0fd0a8dd1dfc41bd35c8d3566b6cd0635da5e0c75c83891bcf146832db93f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0fd0a8dd1dfc41bd35c8d3566b6cd0635da5e0c75c83891bcf146832db93f6", kill_on_drop: false }`
[INFO] [stdout] 2d0fd0a8dd1dfc41bd35c8d3566b6cd0635da5e0c75c83891bcf146832db93f6