[INFO] fetching crate rs_tracing 1.0.1...
[INFO] testing rs_tracing-1.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rs_tracing 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rs_tracing 1.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs_tracing 1.0.1
[INFO] finished tweaking crates.io crate rs_tracing 1.0.1
[INFO] tweaked toml for crates.io crate rs_tracing 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] fd0d737c607fa99a8cefa38657f5750476146e6074ff2f9ee92e6a1955f7c88e
[INFO] running `Command { std: "docker" "start" "-a" "fd0d737c607fa99a8cefa38657f5750476146e6074ff2f9ee92e6a1955f7c88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd0d737c607fa99a8cefa38657f5750476146e6074ff2f9ee92e6a1955f7c88e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0d737c607fa99a8cefa38657f5750476146e6074ff2f9ee92e6a1955f7c88e", kill_on_drop: false }`
[INFO] [stdout] fd0d737c607fa99a8cefa38657f5750476146e6074ff2f9ee92e6a1955f7c88e
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad4d3463ba577f5724a70ff5a76ad20963184494998a5cd57f7f68b5d39d6221
[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" "ad4d3463ba577f5724a70ff5a76ad20963184494998a5cd57f7f68b5d39d6221", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ad4d3463ba577f5724a70ff5a76ad20963184494998a5cd57f7f68b5d39d6221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad4d3463ba577f5724a70ff5a76ad20963184494998a5cd57f7f68b5d39d6221", kill_on_drop: false }`
[INFO] [stdout] ad4d3463ba577f5724a70ff5a76ad20963184494998a5cd57f7f68b5d39d6221
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 17630d3424c99ba996b52310efe0843710f36639452fd1d2eddd0b7dca34fa48
[INFO] running `Command { std: "docker" "start" "-a" "17630d3424c99ba996b52310efe0843710f36639452fd1d2eddd0b7dca34fa48", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_tracing v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "17630d3424c99ba996b52310efe0843710f36639452fd1d2eddd0b7dca34fa48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17630d3424c99ba996b52310efe0843710f36639452fd1d2eddd0b7dca34fa48", kill_on_drop: false }`
[INFO] [stdout] 17630d3424c99ba996b52310efe0843710f36639452fd1d2eddd0b7dca34fa48
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c67f18480d9922bf1663c10ceb7ee8dfbc6b89682281ff83fa9dbb7018f2f006
[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" "c67f18480d9922bf1663c10ceb7ee8dfbc6b89682281ff83fa9dbb7018f2f006", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_tracing-ddf56236d673c583
[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]    Doc-tests rs_tracing
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - trace_begin (line 192) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 120) ... ok
[INFO] [stdout] test src/lib.rs - trace_scoped (line 111) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 241) ... ok
[INFO] [stdout] test src/lib.rs - open_trace_file (line 69) ... ok
[INFO] [stdout] test src/lib.rs - trace_begin (line 200) ... ok
[INFO] [stdout] test src/lib.rs - trace_activate (line 31) ... ok
[INFO] [stdout] test src/lib.rs - trace_deactivate (line 50) ... ok
[INFO] [stdout] test src/lib.rs - trace_expr (line 153) ... ok
[INFO] [stdout] test src/lib.rs - trace_end (line 233) ... ok
[INFO] [stdout] test src/lib.rs - trace_expr (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c67f18480d9922bf1663c10ceb7ee8dfbc6b89682281ff83fa9dbb7018f2f006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67f18480d9922bf1663c10ceb7ee8dfbc6b89682281ff83fa9dbb7018f2f006", kill_on_drop: false }`
[INFO] [stdout] c67f18480d9922bf1663c10ceb7ee8dfbc6b89682281ff83fa9dbb7018f2f006