[INFO] fetching crate tracing-tree 0.1.8...
[INFO] checking tracing-tree-0.1.8 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate tracing-tree 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tracing-tree 0.1.8 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-tree 0.1.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-tree 0.1.8
[INFO] tweaked toml for crates.io crate tracing-tree 0.1.8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tracing-tree 0.1.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f160334e18cd92de3f679dfb4a5e02f0ff2c8f7c5e78e5d263b47fb778316a5b
[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" "f160334e18cd92de3f679dfb4a5e02f0ff2c8f7c5e78e5d263b47fb778316a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f160334e18cd92de3f679dfb4a5e02f0ff2c8f7c5e78e5d263b47fb778316a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f160334e18cd92de3f679dfb4a5e02f0ff2c8f7c5e78e5d263b47fb778316a5b", kill_on_drop: false }`
[INFO] [stdout] f160334e18cd92de3f679dfb4a5e02f0ff2c8f7c5e78e5d263b47fb778316a5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37e09d60e65fbb0357c5983a285ec518c7d69b1264302bd6cca9e2ceeb85b655
[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" "37e09d60e65fbb0357c5983a285ec518c7d69b1264302bd6cca9e2ceeb85b655", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]     Checking predicates-core v1.0.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking predicates v1.0.6
[INFO] [stderr]     Checking predicates-tree v1.0.1
[INFO] [stderr]     Checking assert_cmd v1.0.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking tracing-tree v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.21s
[INFO] running `Command { std: "docker" "inspect" "37e09d60e65fbb0357c5983a285ec518c7d69b1264302bd6cca9e2ceeb85b655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e09d60e65fbb0357c5983a285ec518c7d69b1264302bd6cca9e2ceeb85b655", kill_on_drop: false }`
[INFO] [stdout] 37e09d60e65fbb0357c5983a285ec518c7d69b1264302bd6cca9e2ceeb85b655