[INFO] fetching crate tower-tracing 0.0.0...
[INFO] testing tower-tracing-0.0.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate tower-tracing 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tower-tracing 0.0.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tower-tracing 0.0.0
[INFO] finished tweaking crates.io crate tower-tracing 0.0.0
[INFO] tweaked toml for crates.io crate tower-tracing 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af1aeffaa3bab1ab20792eeb1580d078adc5727c9eef5187576b45b37c2c4447
[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" "af1aeffaa3bab1ab20792eeb1580d078adc5727c9eef5187576b45b37c2c4447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af1aeffaa3bab1ab20792eeb1580d078adc5727c9eef5187576b45b37c2c4447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af1aeffaa3bab1ab20792eeb1580d078adc5727c9eef5187576b45b37c2c4447", kill_on_drop: false }`
[INFO] [stdout] af1aeffaa3bab1ab20792eeb1580d078adc5727c9eef5187576b45b37c2c4447
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 2f3471e77a40c32ce8301fe6bc81bb5ce585a38eaf97b6c3dea4a907cae4d49f
[INFO] running `Command { std: "docker" "start" "-a" "2f3471e77a40c32ce8301fe6bc81bb5ce585a38eaf97b6c3dea4a907cae4d49f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-tracing v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "2f3471e77a40c32ce8301fe6bc81bb5ce585a38eaf97b6c3dea4a907cae4d49f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3471e77a40c32ce8301fe6bc81bb5ce585a38eaf97b6c3dea4a907cae4d49f", kill_on_drop: false }`
[INFO] [stdout] 2f3471e77a40c32ce8301fe6bc81bb5ce585a38eaf97b6c3dea4a907cae4d49f
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa59cc00f4ade7df2dbb2d07fe61ac63ff5013598019e140ca8e7c00a339c5d8
[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" "fa59cc00f4ade7df2dbb2d07fe61ac63ff5013598019e140ca8e7c00a339c5d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling tower-tracing v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "fa59cc00f4ade7df2dbb2d07fe61ac63ff5013598019e140ca8e7c00a339c5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa59cc00f4ade7df2dbb2d07fe61ac63ff5013598019e140ca8e7c00a339c5d8", kill_on_drop: false }`
[INFO] [stdout] fa59cc00f4ade7df2dbb2d07fe61ac63ff5013598019e140ca8e7c00a339c5d8
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4f3df166410c1ca12972a655d9b6ec4fa2e1d9b4f867b0055b869637f9fa256
[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" "a4f3df166410c1ca12972a655d9b6ec4fa2e1d9b4f867b0055b869637f9fa256", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tower_tracing-1b687c8f700c2f19
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tower-tracing
[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" "a4f3df166410c1ca12972a655d9b6ec4fa2e1d9b4f867b0055b869637f9fa256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f3df166410c1ca12972a655d9b6ec4fa2e1d9b4f867b0055b869637f9fa256", kill_on_drop: false }`
[INFO] [stdout] a4f3df166410c1ca12972a655d9b6ec4fa2e1d9b4f867b0055b869637f9fa256
