[INFO] cloning 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" "clone" "--bare" "https://github.com/LukeMathWalker/tracing-min" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeMathWalker%2Ftracing-min", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeMathWalker%2Ftracing-min'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f83473c2ccddd3aa93d1eca56a869d6dac567afa [INFO] testing LukeMathWalker/tracing-min against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukeMathWalker%2Ftracing-min" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LukeMathWalker/tracing-min on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded integer-encoding v1.1.5 [INFO] [stderr] Downloaded tracing-subscriber v0.2.6 [INFO] [stderr] Downloaded base64 v0.12.2 [INFO] [stderr] Downloaded cookie v0.13.3 [INFO] [stderr] Downloaded opentelemetry-jaeger v0.5.0 [INFO] [stderr] Downloaded prometheus v0.7.0 [INFO] [stderr] Downloaded opentelemetry v0.6.0 [INFO] [stderr] Downloaded protobuf v2.15.0 [INFO] [stderr] Downloaded ureq v1.2.0 [INFO] [stderr] Downloaded aho-corasick v0.7.12 [INFO] [stderr] Downloaded tracing-opentelemetry v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd87550b65c46c2d76ff5de34b7cbe45e3e5db35fd1a331aa1252aaa566dd5a6 [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" "dd87550b65c46c2d76ff5de34b7cbe45e3e5db35fd1a331aa1252aaa566dd5a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd87550b65c46c2d76ff5de34b7cbe45e3e5db35fd1a331aa1252aaa566dd5a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd87550b65c46c2d76ff5de34b7cbe45e3e5db35fd1a331aa1252aaa566dd5a6", kill_on_drop: false }` [INFO] [stdout] dd87550b65c46c2d76ff5de34b7cbe45e3e5db35fd1a331aa1252aaa566dd5a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 1d4d09f7f2e44e3703d8f593f150a569a647f2fccb4d91bd235ccc7e6343ad53 [INFO] running `Command { std: "docker" "start" "-a" "1d4d09f7f2e44e3703d8f593f150a569a647f2fccb4d91bd235ccc7e6343ad53", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling protobuf v2.15.0 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling prometheus v0.7.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling chunked_transfer v1.2.0 [INFO] [stderr] Compiling base64 v0.12.2 [INFO] [stderr] Compiling integer-encoding v1.1.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling standback v0.2.9 [INFO] [stderr] Compiling ring v0.16.15 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling tracing-core v0.1.10 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Compiling sharded-slab v0.0.9 [INFO] [stderr] Compiling qstring v0.7.2 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling aho-corasick v0.7.12 [INFO] [stderr] Compiling tracing-log v0.1.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling thrift v0.13.0 [INFO] [stderr] Compiling chrono v0.4.11 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling matchers v0.0.1 [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 tracing-serde v0.1.1 [INFO] [stderr] Compiling tracing-subscriber v0.2.6 [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 cookie v0.13.3 [INFO] [stderr] Compiling tracing-error v0.1.2 [INFO] [stderr] Compiling ureq v1.2.0 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [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 46s [INFO] running `Command { std: "docker" "inspect" "1d4d09f7f2e44e3703d8f593f150a569a647f2fccb4d91bd235ccc7e6343ad53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d4d09f7f2e44e3703d8f593f150a569a647f2fccb4d91bd235ccc7e6343ad53", kill_on_drop: false }` [INFO] [stdout] 1d4d09f7f2e44e3703d8f593f150a569a647f2fccb4d91bd235ccc7e6343ad53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] dde8edbe4c26380cf8adbcfb28ef564bfbc79bc328c057e7e3a9315aab26da96 [INFO] running `Command { std: "docker" "start" "-a" "dde8edbe4c26380cf8adbcfb28ef564bfbc79bc328c057e7e3a9315aab26da96", kill_on_drop: false }` [INFO] [stderr] Compiling tracing-min v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "dde8edbe4c26380cf8adbcfb28ef564bfbc79bc328c057e7e3a9315aab26da96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dde8edbe4c26380cf8adbcfb28ef564bfbc79bc328c057e7e3a9315aab26da96", kill_on_drop: false }` [INFO] [stdout] dde8edbe4c26380cf8adbcfb28ef564bfbc79bc328c057e7e3a9315aab26da96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 52d32ece6fe08530464f9cc5a4566ab1eb23eb15a961d5fcfb7845a82449b53c [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" "52d32ece6fe08530464f9cc5a4566ab1eb23eb15a961d5fcfb7845a82449b53c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tracing_min-d53aff44efe28c6b) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "52d32ece6fe08530464f9cc5a4566ab1eb23eb15a961d5fcfb7845a82449b53c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52d32ece6fe08530464f9cc5a4566ab1eb23eb15a961d5fcfb7845a82449b53c", kill_on_drop: false }` [INFO] [stdout] 52d32ece6fe08530464f9cc5a4566ab1eb23eb15a961d5fcfb7845a82449b53c