[INFO] fetching crate libuv 2.0.0...
[INFO] testing libuv-2.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate libuv 2.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate libuv 2.0.0 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 libuv 2.0.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libuv 2.0.0
[INFO] tweaked toml for crates.io crate libuv 2.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate libuv 2.0.0 already has a lockfile, it will not be regenerated
[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 libuv-sys2 v1.40.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4c14ef29089186bc6d76ac3ad6ca46fe959852ecf1d2e2fd2415f35ceb800b81
[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" "4c14ef29089186bc6d76ac3ad6ca46fe959852ecf1d2e2fd2415f35ceb800b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c14ef29089186bc6d76ac3ad6ca46fe959852ecf1d2e2fd2415f35ceb800b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c14ef29089186bc6d76ac3ad6ca46fe959852ecf1d2e2fd2415f35ceb800b81", kill_on_drop: false }`
[INFO] [stdout] 4c14ef29089186bc6d76ac3ad6ca46fe959852ecf1d2e2fd2415f35ceb800b81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] cd29449075dd7a8b4503c0e70d03fba4a69dd366ff8fc7968f8c12359034fd5d
[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" "cd29449075dd7a8b4503c0e70d03fba4a69dd366ff8fc7968f8c12359034fd5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling libuv-sys2 v1.40.0
[INFO] [stderr]    Compiling libuv v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.00s
[INFO] running `Command { std: "docker" "inspect" "cd29449075dd7a8b4503c0e70d03fba4a69dd366ff8fc7968f8c12359034fd5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd29449075dd7a8b4503c0e70d03fba4a69dd366ff8fc7968f8c12359034fd5d", kill_on_drop: false }`
[INFO] [stdout] cd29449075dd7a8b4503c0e70d03fba4a69dd366ff8fc7968f8c12359034fd5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] c2c1c45d4b37cf98e8d44641fb2d586c13277b5bdd77a7fe86b5de44069abf6d
[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" "c2c1c45d4b37cf98e8d44641fb2d586c13277b5bdd77a7fe86b5de44069abf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling libuv v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `Command { std: "docker" "inspect" "c2c1c45d4b37cf98e8d44641fb2d586c13277b5bdd77a7fe86b5de44069abf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c1c45d4b37cf98e8d44641fb2d586c13277b5bdd77a7fe86b5de44069abf6d", kill_on_drop: false }`
[INFO] [stdout] c2c1c45d4b37cf98e8d44641fb2d586c13277b5bdd77a7fe86b5de44069abf6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ff051b10fb9d21f8af2b83efd1d162831867350145a41ac018613b806a3a5c20
[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" "ff051b10fb9d21f8af2b83efd1d162831867350145a41ac018613b806a3a5c20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/libuv-cf8cb1a41c98a044
[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] [stderr]    Doc-tests libuv
[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" "ff051b10fb9d21f8af2b83efd1d162831867350145a41ac018613b806a3a5c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff051b10fb9d21f8af2b83efd1d162831867350145a41ac018613b806a3a5c20", kill_on_drop: false }`
[INFO] [stdout] ff051b10fb9d21f8af2b83efd1d162831867350145a41ac018613b806a3a5c20