[INFO] fetching crate rustracing 0.5.0...
[INFO] testing rustracing-0.5.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rustracing 0.5.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate rustracing 0.5.0 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 rustracing 0.5.0
[INFO] finished tweaking crates.io crate rustracing 0.5.0
[INFO] tweaked toml for crates.io crate rustracing 0.5.0 written to /workspace/builds/worker-11/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-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" "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] abdbd96ee80747fcae45450fe02104e3a595dc3a95cf51c19c6ab4766ffb4ca7
[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" "abdbd96ee80747fcae45450fe02104e3a595dc3a95cf51c19c6ab4766ffb4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abdbd96ee80747fcae45450fe02104e3a595dc3a95cf51c19c6ab4766ffb4ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdbd96ee80747fcae45450fe02104e3a595dc3a95cf51c19c6ab4766ffb4ca7", kill_on_drop: false }`
[INFO] [stdout] abdbd96ee80747fcae45450fe02104e3a595dc3a95cf51c19c6ab4766ffb4ca7
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35b6e7452eeb117fd4a62cc043ed48afb134d18d1f683b6dbd14aa27e74112b4
[INFO] running `Command { std: "docker" "start" "-a" "35b6e7452eeb117fd4a62cc043ed48afb134d18d1f683b6dbd14aa27e74112b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling trackable v0.2.23
[INFO] [stderr]    Compiling rustracing v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.44s
[INFO] running `Command { std: "docker" "inspect" "35b6e7452eeb117fd4a62cc043ed48afb134d18d1f683b6dbd14aa27e74112b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b6e7452eeb117fd4a62cc043ed48afb134d18d1f683b6dbd14aa27e74112b4", kill_on_drop: false }`
[INFO] [stdout] 35b6e7452eeb117fd4a62cc043ed48afb134d18d1f683b6dbd14aa27e74112b4
[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" "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] 34a508a10d90e01db78a093249b7903718facc2d37988176c429b27faa0dc641
[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" "34a508a10d90e01db78a093249b7903718facc2d37988176c429b27faa0dc641", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustracing v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "34a508a10d90e01db78a093249b7903718facc2d37988176c429b27faa0dc641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34a508a10d90e01db78a093249b7903718facc2d37988176c429b27faa0dc641", kill_on_drop: false }`
[INFO] [stdout] 34a508a10d90e01db78a093249b7903718facc2d37988176c429b27faa0dc641
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b0ab3b716cce3429806411b60cfc8c5805fd34fcaf66b811335b025ea4cebc4
[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" "7b0ab3b716cce3429806411b60cfc8c5805fd34fcaf66b811335b025ea4cebc4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustracing-4392b4ae9d77518c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::nonblocking_on_full_queue ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test convert::tests::it_works ... ok
[INFO] [stderr]    Doc-tests rustracing
[INFO] [stdout] test tests::example_code_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/span.rs - span::Span<T>::inactive (line 30) ... ok
[INFO] [stdout] test src/tag.rs - tag::Tag::new (line 14) ... ok
[INFO] [stdout] test src/tracer.rs - tracer::Tracer (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b0ab3b716cce3429806411b60cfc8c5805fd34fcaf66b811335b025ea4cebc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0ab3b716cce3429806411b60cfc8c5805fd34fcaf66b811335b025ea4cebc4", kill_on_drop: false }`
[INFO] [stdout] 7b0ab3b716cce3429806411b60cfc8c5805fd34fcaf66b811335b025ea4cebc4