[INFO] fetching crate tracing-forest 0.2.0...
[INFO] building tracing-forest-0.2.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate tracing-forest 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tracing-forest 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-forest 0.2.0
[INFO] tweaked toml for crates.io crate tracing-forest 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-forest 0.2.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-forest 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-log v0.1.2
[INFO] [stderr]   Downloaded uuid v1.2.1
[INFO] [stderr]   Downloaded getrandom v0.2.3
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded thread_local v1.1.4
[INFO] [stderr]   Downloaded itoa v1.0.1
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] [stderr]   Downloaded once_cell v1.9.0
[INFO] [stderr]   Downloaded ryu v1.0.9
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.9
[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded smallvec v1.7.0
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded regex v1.5.5
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded regex-syntax v0.6.25
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded tracing-attributes v0.1.18
[INFO] [stderr]   Downloaded tracing-core v0.1.23
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded libc v0.2.121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2e5295fe197824a0c78b2df66f981be66d9a6797ee944538c8627612c30784
[INFO] running `Command { std: "docker" "start" "-a" "0e2e5295fe197824a0c78b2df66f981be66d9a6797ee944538c8627612c30784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2e5295fe197824a0c78b2df66f981be66d9a6797ee944538c8627612c30784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2e5295fe197824a0c78b2df66f981be66d9a6797ee944538c8627612c30784", kill_on_drop: false }`
[INFO] [stdout] 0e2e5295fe197824a0c78b2df66f981be66d9a6797ee944538c8627612c30784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2a2804166e6f990a5c53cacaf0b39bbe521bf352016397cadd359dfc0c6858
[INFO] running `Command { std: "docker" "start" "-a" "6b2a2804166e6f990a5c53cacaf0b39bbe521bf352016397cadd359dfc0c6858", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling tracing-core v0.1.23
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.9
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling tracing-forest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "6b2a2804166e6f990a5c53cacaf0b39bbe521bf352016397cadd359dfc0c6858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2a2804166e6f990a5c53cacaf0b39bbe521bf352016397cadd359dfc0c6858", kill_on_drop: false }`
[INFO] [stdout] 6b2a2804166e6f990a5c53cacaf0b39bbe521bf352016397cadd359dfc0c6858
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aed65fd1dc534268afed56b47608f7a33c01732f53a05d9ec19139df25dc2b0c
[INFO] running `Command { std: "docker" "start" "-a" "aed65fd1dc534268afed56b47608f7a33c01732f53a05d9ec19139df25dc2b0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tracing-forest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.51s
[INFO] running `Command { std: "docker" "inspect" "aed65fd1dc534268afed56b47608f7a33c01732f53a05d9ec19139df25dc2b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed65fd1dc534268afed56b47608f7a33c01732f53a05d9ec19139df25dc2b0c", kill_on_drop: false }`
[INFO] [stdout] aed65fd1dc534268afed56b47608f7a33c01732f53a05d9ec19139df25dc2b0c