[INFO] cloning repository https://github.com/EverlastingBugstopper/tracing-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EverlastingBugstopper/tracing-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEverlastingBugstopper%2Ftracing-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEverlastingBugstopper%2Ftracing-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15d9e102265d1e226d2196b00d1ff1e90772a4e7
[INFO] testing EverlastingBugstopper/tracing-example against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEverlastingBugstopper%2Ftracing-example" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EverlastingBugstopper/tracing-example 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/EverlastingBugstopper/tracing-example
[INFO] finished tweaking git repo https://github.com/EverlastingBugstopper/tracing-example
[INFO] tweaked toml for git repo https://github.com/EverlastingBugstopper/tracing-example written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/EverlastingBugstopper/tracing-example 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 sharded-slab v0.0.6
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.0-alpha.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] dc8d11d0d1a5ddf612751ecb123bf563bb8d1ab2532d77af3a97d016e4eed480
[INFO] running `Command { std: "docker" "start" "-a" "dc8d11d0d1a5ddf612751ecb123bf563bb8d1ab2532d77af3a97d016e4eed480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8d11d0d1a5ddf612751ecb123bf563bb8d1ab2532d77af3a97d016e4eed480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8d11d0d1a5ddf612751ecb123bf563bb8d1ab2532d77af3a97d016e4eed480", kill_on_drop: false }`
[INFO] [stdout] dc8d11d0d1a5ddf612751ecb123bf563bb8d1ab2532d77af3a97d016e4eed480
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] [stdout] ef47174e246a217d05869b12e7c7ee02284643cd684d0189ce6eb097765c6d52
[INFO] running `Command { std: "docker" "start" "-a" "ef47174e246a217d05869b12e7c7ee02284643cd684d0189ce6eb097765c6d52", kill_on_drop: false }`
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tracing-core v0.1.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling sharded-slab v0.0.6
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-serde v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling tracing-subscriber v0.2.0-alpha.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.5
[INFO] [stderr]    Compiling tracing v0.1.10
[INFO] [stderr]    Compiling tracing-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.18s
[INFO] running `Command { std: "docker" "inspect" "ef47174e246a217d05869b12e7c7ee02284643cd684d0189ce6eb097765c6d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef47174e246a217d05869b12e7c7ee02284643cd684d0189ce6eb097765c6d52", kill_on_drop: false }`
[INFO] [stdout] ef47174e246a217d05869b12e7c7ee02284643cd684d0189ce6eb097765c6d52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] [stdout] 5bec038491c991b7eb493afba651926e9521fc09c0bfa1370f4d618a40e92905
[INFO] running `Command { std: "docker" "start" "-a" "5bec038491c991b7eb493afba651926e9521fc09c0bfa1370f4d618a40e92905", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tracing-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.26s
[INFO] running `Command { std: "docker" "inspect" "5bec038491c991b7eb493afba651926e9521fc09c0bfa1370f4d618a40e92905", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bec038491c991b7eb493afba651926e9521fc09c0bfa1370f4d618a40e92905", kill_on_drop: false }`
[INFO] [stdout] 5bec038491c991b7eb493afba651926e9521fc09c0bfa1370f4d618a40e92905
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 7770c934beda56fbbdfe2f78f60c72cd9313765f0ff9863c4af751b39c643c79
[INFO] running `Command { std: "docker" "start" "-a" "7770c934beda56fbbdfe2f78f60c72cd9313765f0ff9863c4af751b39c643c79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracing_example-fa57dc491660937a)
[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" "7770c934beda56fbbdfe2f78f60c72cd9313765f0ff9863c4af751b39c643c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7770c934beda56fbbdfe2f78f60c72cd9313765f0ff9863c4af751b39c643c79", kill_on_drop: false }`
[INFO] [stdout] 7770c934beda56fbbdfe2f78f60c72cd9313765f0ff9863c4af751b39c643c79