[INFO] fetching crate tracing-timing 0.4.3...
[INFO] checking tracing-timing-0.4.3 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate tracing-timing 0.4.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tracing-timing 0.4.3 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-timing 0.4.3
[INFO] finished tweaking crates.io crate tracing-timing 0.4.3
[INFO] tweaked toml for crates.io crate tracing-timing 0.4.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tracing-timing 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", 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] b02c977a77226c9037577f4c33aaf03fa12a43b643b65c445396b03a3e6800e1
[INFO] running `Command { std: "docker" "start" "-a" "b02c977a77226c9037577f4c33aaf03fa12a43b643b65c445396b03a3e6800e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b02c977a77226c9037577f4c33aaf03fa12a43b643b65c445396b03a3e6800e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02c977a77226c9037577f4c33aaf03fa12a43b643b65c445396b03a3e6800e1", kill_on_drop: false }`
[INFO] [stdout] b02c977a77226c9037577f4c33aaf03fa12a43b643b65c445396b03a3e6800e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726b0f586584459946add80e5efabbd9b4f0a52bff25064d545e05b173adcd89
[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" "726b0f586584459946add80e5efabbd9b4f0a52bff25064d545e05b173adcd89", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling nom v5.1.0
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking quanta v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-serde v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.46
[INFO] [stderr]     Checking hdrhistogram v7.0.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.0
[INFO] [stderr]     Checking tracing-timing v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.92s
[INFO] running `Command { std: "docker" "inspect" "726b0f586584459946add80e5efabbd9b4f0a52bff25064d545e05b173adcd89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726b0f586584459946add80e5efabbd9b4f0a52bff25064d545e05b173adcd89", kill_on_drop: false }`
[INFO] [stdout] 726b0f586584459946add80e5efabbd9b4f0a52bff25064d545e05b173adcd89