[INFO] updating cached repository https://github.com/LukeMathWalker/tracing-min
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f83473c2ccddd3aa93d1eca56a869d6dac567afa
[INFO] testing LukeMathWalker/tracing-min against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeMathWalker%2Ftracing-min" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LukeMathWalker/tracing-min 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 git repo https://github.com/LukeMathWalker/tracing-min
[INFO] finished tweaking git repo https://github.com/LukeMathWalker/tracing-min
[INFO] tweaked toml for git repo https://github.com/LukeMathWalker/tracing-min written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/LukeMathWalker/tracing-min already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cd28abf6ec7db898db546a5666842cc3605727a0cd6f01ee2db04685f1488b4e
[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" "cd28abf6ec7db898db546a5666842cc3605727a0cd6f01ee2db04685f1488b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd28abf6ec7db898db546a5666842cc3605727a0cd6f01ee2db04685f1488b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd28abf6ec7db898db546a5666842cc3605727a0cd6f01ee2db04685f1488b4e", kill_on_drop: false }`
[INFO] [stdout] cd28abf6ec7db898db546a5666842cc3605727a0cd6f01ee2db04685f1488b4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] e1c62679075e0c4cc86a81f57c0d2c08f379b20e73c6284ef296dd85259ca453
[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" "e1c62679075e0c4cc86a81f57c0d2c08f379b20e73c6284ef296dd85259ca453", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling protobuf v2.15.0
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]    Compiling base64 v0.12.2
[INFO] [stderr]    Compiling chunked_transfer v1.2.0
[INFO] [stderr]    Compiling integer-encoding v1.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.10
[INFO] [stderr]    Compiling sharded-slab v0.0.9
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling qstring v0.7.2
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling aho-corasick v0.7.12
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling tracing-serde v0.1.1
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling tracing-subscriber v0.2.6
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.8
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling tracing v0.1.15
[INFO] [stderr]    Compiling tracing-error v0.1.2
[INFO] [stderr]    Compiling cookie v0.13.3
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling ureq v1.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling opentelemetry v0.6.0
[INFO] [stderr]    Compiling tracing-opentelemetry v0.5.0
[INFO] [stderr]    Compiling opentelemetry-jaeger v0.5.0
[INFO] [stderr]    Compiling tracing-min v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 22s
[INFO] running `Command { std: "docker" "inspect" "e1c62679075e0c4cc86a81f57c0d2c08f379b20e73c6284ef296dd85259ca453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c62679075e0c4cc86a81f57c0d2c08f379b20e73c6284ef296dd85259ca453", kill_on_drop: false }`
[INFO] [stdout] e1c62679075e0c4cc86a81f57c0d2c08f379b20e73c6284ef296dd85259ca453
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 2a238fac5f788bd8000972053fd9a9542dc03eba0258752f19bd1b4b162dca34
[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" "2a238fac5f788bd8000972053fd9a9542dc03eba0258752f19bd1b4b162dca34", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-min v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "2a238fac5f788bd8000972053fd9a9542dc03eba0258752f19bd1b4b162dca34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a238fac5f788bd8000972053fd9a9542dc03eba0258752f19bd1b4b162dca34", kill_on_drop: false }`
[INFO] [stdout] 2a238fac5f788bd8000972053fd9a9542dc03eba0258752f19bd1b4b162dca34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bbeee53517f272b96968fb67887895c04fdc6e7cdb35d951d834d4348345a964
[INFO] running `Command { std: "docker" "start" "-a" "bbeee53517f272b96968fb67887895c04fdc6e7cdb35d951d834d4348345a964", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tracing_min-f0b361e9f9451326
[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" "bbeee53517f272b96968fb67887895c04fdc6e7cdb35d951d834d4348345a964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbeee53517f272b96968fb67887895c04fdc6e7cdb35d951d834d4348345a964", kill_on_drop: false }`
[INFO] [stdout] bbeee53517f272b96968fb67887895c04fdc6e7cdb35d951d834d4348345a964