[INFO] fetching crate frugalos_core 1.2.0...
[INFO] testing frugalos_core-1.2.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate frugalos_core 1.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate frugalos_core 1.2.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frugalos_core 1.2.0
[INFO] finished tweaking crates.io crate frugalos_core 1.2.0
[INFO] tweaked toml for crates.io crate frugalos_core 1.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26b9fe21d11820b28dc944ab41e72edb576a09487a707bb46dca8297cac3c5c5
[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" "26b9fe21d11820b28dc944ab41e72edb576a09487a707bb46dca8297cac3c5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26b9fe21d11820b28dc944ab41e72edb576a09487a707bb46dca8297cac3c5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b9fe21d11820b28dc944ab41e72edb576a09487a707bb46dca8297cac3c5c5", kill_on_drop: false }`
[INFO] [stdout] 26b9fe21d11820b28dc944ab41e72edb576a09487a707bb46dca8297cac3c5c5
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--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] b81a62aa70fc38d0ec4b471771d3664fc8ad7a398c98102a8ff4f3fbdc44f3a9
[INFO] running `Command { std: "docker" "start" "-a" "b81a62aa70fc38d0ec4b471771d3664fc8ad7a398c98102a8ff4f3fbdc44f3a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling rustracing v0.1.11
[INFO] [stderr]    Compiling thrift_codec v0.1.1
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling rustracing_jaeger v0.1.12
[INFO] [stderr]    Compiling frugalos_core v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.05s
[INFO] running `Command { std: "docker" "inspect" "b81a62aa70fc38d0ec4b471771d3664fc8ad7a398c98102a8ff4f3fbdc44f3a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81a62aa70fc38d0ec4b471771d3664fc8ad7a398c98102a8ff4f3fbdc44f3a9", kill_on_drop: false }`
[INFO] [stdout] b81a62aa70fc38d0ec4b471771d3664fc8ad7a398c98102a8ff4f3fbdc44f3a9
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] bc2f22986e0c1c605c22f7a0ad86d1679b0f02a5c2f3b74f4099d3312df4395a
[INFO] running `Command { std: "docker" "start" "-a" "bc2f22986e0c1c605c22f7a0ad86d1679b0f02a5c2f3b74f4099d3312df4395a", kill_on_drop: false }`
[INFO] [stderr]    Compiling frugalos_core v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "bc2f22986e0c1c605c22f7a0ad86d1679b0f02a5c2f3b74f4099d3312df4395a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc2f22986e0c1c605c22f7a0ad86d1679b0f02a5c2f3b74f4099d3312df4395a", kill_on_drop: false }`
[INFO] [stdout] bc2f22986e0c1c605c22f7a0ad86d1679b0f02a5c2f3b74f4099d3312df4395a
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 27152cd5d8df9bcc20e4ff973458014446533eea082eae565f06f16a61850de8
[INFO] running `Command { std: "docker" "start" "-a" "27152cd5d8df9bcc20e4ff973458014446533eea082eae565f06f16a61850de8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/frugalos_core-f60856a058863033
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test serde_ext::tests::default_and_deserialize_work ... ok
[INFO] [stdout] test serde_ext::tests::to_millis_works ... ok
[INFO] [stdout] test serde_ext::tests::serialize_and_deserialize_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frugalos_core
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27152cd5d8df9bcc20e4ff973458014446533eea082eae565f06f16a61850de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27152cd5d8df9bcc20e4ff973458014446533eea082eae565f06f16a61850de8", kill_on_drop: false }`
[INFO] [stdout] 27152cd5d8df9bcc20e4ff973458014446533eea082eae565f06f16a61850de8