[INFO] fetching crate tetcore-tracing 2.1.2...
[INFO] testing tetcore-tracing-2.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate tetcore-tracing 2.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate tetcore-tracing 2.1.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetcore-tracing 2.1.2
[INFO] finished tweaking crates.io crate tetcore-tracing 2.1.2
[INFO] tweaked toml for crates.io crate tetcore-tracing 2.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ad908e6cad982b0a45aaf2855d1d2ec0a2ed068adc3968919b8de336fa479b1
[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" "4ad908e6cad982b0a45aaf2855d1d2ec0a2ed068adc3968919b8de336fa479b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ad908e6cad982b0a45aaf2855d1d2ec0a2ed068adc3968919b8de336fa479b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad908e6cad982b0a45aaf2855d1d2ec0a2ed068adc3968919b8de336fa479b1", kill_on_drop: false }`
[INFO] [stdout] 4ad908e6cad982b0a45aaf2855d1d2ec0a2ed068adc3968919b8de336fa479b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 099d4d9e437d865e12d3ee548797420ce569c5f21c830c7852494afbab074aec
[INFO] running `Command { std: "docker" "start" "-a" "099d4d9e437d865e12d3ee548797420ce569c5f21c830c7852494afbab074aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling byte-slice-cast v1.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling tetcore-std v2.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling tetcore-tracing v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.12s
[INFO] running `Command { std: "docker" "inspect" "099d4d9e437d865e12d3ee548797420ce569c5f21c830c7852494afbab074aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099d4d9e437d865e12d3ee548797420ce569c5f21c830c7852494afbab074aec", kill_on_drop: false }`
[INFO] [stdout] 099d4d9e437d865e12d3ee548797420ce569c5f21c830c7852494afbab074aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 390fd5d04f488a6389c4e46fe073e3c258d5f3d1b40ae618655fe19c40d27560
[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" "390fd5d04f488a6389c4e46fe073e3c258d5f3d1b40ae618655fe19c40d27560", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetcore-tracing v2.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "390fd5d04f488a6389c4e46fe073e3c258d5f3d1b40ae618655fe19c40d27560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390fd5d04f488a6389c4e46fe073e3c258d5f3d1b40ae618655fe19c40d27560", kill_on_drop: false }`
[INFO] [stdout] 390fd5d04f488a6389c4e46fe073e3c258d5f3d1b40ae618655fe19c40d27560
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd25dd262e6fbdf773edf023739380e44a46faddca5ed466b8f36ddb025f994d
[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" "fd25dd262e6fbdf773edf023739380e44a46faddca5ed466b8f36ddb025f994d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tetcore_tracing-541c27a7433dd247)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tetcore-tracing
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - types (line 56) ... ok
[INFO] [stdout] test src/lib.rs - within_span (line 128) ... ok
[INFO] [stdout] test src/lib.rs - enter_span (line 210) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd25dd262e6fbdf773edf023739380e44a46faddca5ed466b8f36ddb025f994d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd25dd262e6fbdf773edf023739380e44a46faddca5ed466b8f36ddb025f994d", kill_on_drop: false }`
[INFO] [stdout] fd25dd262e6fbdf773edf023739380e44a46faddca5ed466b8f36ddb025f994d