[INFO] crate tracing-metrics 0.0.0 is already in cache
[INFO] testing tracing-metrics-0.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate tracing-metrics 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tracing-metrics 0.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-metrics 0.0.0
[INFO] finished tweaking crates.io crate tracing-metrics 0.0.0
[INFO] tweaked toml for crates.io crate tracing-metrics 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc15e2a31dc1cae8e6a5269724cc0fb672b6e14d79d5153d6b6069b794102c24
[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" "fc15e2a31dc1cae8e6a5269724cc0fb672b6e14d79d5153d6b6069b794102c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc15e2a31dc1cae8e6a5269724cc0fb672b6e14d79d5153d6b6069b794102c24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc15e2a31dc1cae8e6a5269724cc0fb672b6e14d79d5153d6b6069b794102c24", kill_on_drop: false }`
[INFO] [stdout] fc15e2a31dc1cae8e6a5269724cc0fb672b6e14d79d5153d6b6069b794102c24
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 5d2f50a0d4afdb74621f0c6a0ceec5267fb5f89cb8305843a6066a964486d88b
[INFO] running `Command { std: "docker" "start" "-a" "5d2f50a0d4afdb74621f0c6a0ceec5267fb5f89cb8305843a6066a964486d88b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-metrics v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "5d2f50a0d4afdb74621f0c6a0ceec5267fb5f89cb8305843a6066a964486d88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2f50a0d4afdb74621f0c6a0ceec5267fb5f89cb8305843a6066a964486d88b", kill_on_drop: false }`
[INFO] [stdout] 5d2f50a0d4afdb74621f0c6a0ceec5267fb5f89cb8305843a6066a964486d88b
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] b500df55becddda9109fe8abb40daba7d9c470d2ed67261d22ae193d3433d14d
[INFO] running `Command { std: "docker" "start" "-a" "b500df55becddda9109fe8abb40daba7d9c470d2ed67261d22ae193d3433d14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-metrics v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "b500df55becddda9109fe8abb40daba7d9c470d2ed67261d22ae193d3433d14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b500df55becddda9109fe8abb40daba7d9c470d2ed67261d22ae193d3433d14d", kill_on_drop: false }`
[INFO] [stdout] b500df55becddda9109fe8abb40daba7d9c470d2ed67261d22ae193d3433d14d
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0b9f91b08845887eeab690b0fc667a5882a0a8a4b71bbeb80c6ae722051bf5f7
[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" "0b9f91b08845887eeab690b0fc667a5882a0a8a4b71bbeb80c6ae722051bf5f7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tracing_metrics-2388f5f45e98f535
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing-metrics
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0b9f91b08845887eeab690b0fc667a5882a0a8a4b71bbeb80c6ae722051bf5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9f91b08845887eeab690b0fc667a5882a0a8a4b71bbeb80c6ae722051bf5f7", kill_on_drop: false }`
[INFO] [stdout] 0b9f91b08845887eeab690b0fc667a5882a0a8a4b71bbeb80c6ae722051bf5f7