[INFO] fetching crate metrics-tracing-context 0.1.0-alpha.1...
[INFO] testing metrics-tracing-context-0.1.0-alpha.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate metrics-tracing-context 0.1.0-alpha.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate metrics-tracing-context 0.1.0-alpha.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-tracing-context 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate metrics-tracing-context 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate metrics-tracing-context 0.1.0-alpha.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustversion v1.0.3
[INFO] [stderr]   Downloaded dashmap v3.11.10
[INFO] [stderr]   Downloaded metrics-util v0.4.0-alpha.4
[INFO] [stderr]   Downloaded metrics-macros v0.1.0-alpha.3
[INFO] [stderr]   Downloaded const-random v0.1.11
[INFO] [stderr]   Downloaded atomic-shim v0.1.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.11
[INFO] [stderr]   Downloaded metrics v0.13.0-alpha.5
[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" "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" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7089cb48a47d74de6985c4f795607a55547a647ba15cba6dcbfde8eda40cc0
[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" "1c7089cb48a47d74de6985c4f795607a55547a647ba15cba6dcbfde8eda40cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7089cb48a47d74de6985c4f795607a55547a647ba15cba6dcbfde8eda40cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7089cb48a47d74de6985c4f795607a55547a647ba15cba6dcbfde8eda40cc0", kill_on_drop: false }`
[INFO] [stdout] 1c7089cb48a47d74de6985c4f795607a55547a647ba15cba6dcbfde8eda40cc0
[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" "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" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aadad5c869bebcb762d6dccbf120071fd59a061aa08660f8e53e391df56c73d2
[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" "aadad5c869bebcb762d6dccbf120071fd59a061aa08660f8e53e391df56c73d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling metrics v0.13.0-alpha.5
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling atomic-shim v0.1.0
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling const-random v0.1.11
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling dashmap v3.11.10
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling metrics-macros v0.1.0-alpha.3
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling tracing-subscriber v0.2.13
[INFO] [stderr]    Compiling metrics-util v0.4.0-alpha.4
[INFO] [stderr]    Compiling metrics-tracing-context v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.00s
[INFO] running `Command { std: "docker" "inspect" "aadad5c869bebcb762d6dccbf120071fd59a061aa08660f8e53e391df56c73d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aadad5c869bebcb762d6dccbf120071fd59a061aa08660f8e53e391df56c73d2", kill_on_drop: false }`
[INFO] [stdout] aadad5c869bebcb762d6dccbf120071fd59a061aa08660f8e53e391df56c73d2
[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" "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" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1b38fb3bc4c1c472a42134087502d73cd2f956937a1c472f7ea1e331f6939b2
[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" "c1b38fb3bc4c1c472a42134087502d73cd2f956937a1c472f7ea1e331f6939b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling metrics-tracing-context v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.52s
[INFO] running `Command { std: "docker" "inspect" "c1b38fb3bc4c1c472a42134087502d73cd2f956937a1c472f7ea1e331f6939b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b38fb3bc4c1c472a42134087502d73cd2f956937a1c472f7ea1e331f6939b2", kill_on_drop: false }`
[INFO] [stdout] c1b38fb3bc4c1c472a42134087502d73cd2f956937a1c472f7ea1e331f6939b2
[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" "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" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c42d2120d665a0712dd2d3c09b43a178bedfcd2f33aea04c68082e78beac1dc6
[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" "c42d2120d665a0712dd2d3c09b43a178bedfcd2f33aea04c68082e78beac1dc6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metrics_tracing_context-fce4ed9840274c1e
[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] [stderr]      Running /opt/rustwide/target/debug/deps/integration-9ff773448bdf7715
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_nested_spans ... ok
[INFO] [stdout] test test_basic_functionality ... ok
[INFO] [stdout] test test_macro_forms ... ok
[INFO] [stdout] test test_no_labels ... ok
[INFO] [stdout] test test_multiple_paths_to_the_same_callsite ... ok
[INFO] [stdout] test test_label_filtering ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests metrics-tracing-context
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c42d2120d665a0712dd2d3c09b43a178bedfcd2f33aea04c68082e78beac1dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42d2120d665a0712dd2d3c09b43a178bedfcd2f33aea04c68082e78beac1dc6", kill_on_drop: false }`
[INFO] [stdout] c42d2120d665a0712dd2d3c09b43a178bedfcd2f33aea04c68082e78beac1dc6
