[INFO] fetching crate metrics-exporter-tcp 0.5.0...
[INFO] checking metrics-exporter-tcp-0.5.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate metrics-exporter-tcp 0.5.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate metrics-exporter-tcp 0.5.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-exporter-tcp 0.5.0
[INFO] finished tweaking crates.io crate metrics-exporter-tcp 0.5.0
[INFO] tweaked toml for crates.io crate metrics-exporter-tcp 0.5.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate metrics-exporter-tcp 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ad8dd92045b6a5a1d2fc93a9b2a372d2ca7d2d8060876c7ac7905381a380d1d
[INFO] running `Command { std: "docker" "start" "-a" "6ad8dd92045b6a5a1d2fc93a9b2a372d2ca7d2d8060876c7ac7905381a380d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ad8dd92045b6a5a1d2fc93a9b2a372d2ca7d2d8060876c7ac7905381a380d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad8dd92045b6a5a1d2fc93a9b2a372d2ca7d2d8060876c7ac7905381a380d1d", kill_on_drop: false }`
[INFO] [stdout] 6ad8dd92045b6a5a1d2fc93a9b2a372d2ca7d2d8060876c7ac7905381a380d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adc7efe923a7177be264685a73446c24fd90dc4ad2f82335fdc461612685707d
[INFO] running `Command { std: "docker" "start" "-a" "adc7efe923a7177be264685a73446c24fd90dc4ad2f82335fdc461612685707d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling metrics v0.17.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking quanta v0.7.2
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling metrics-macros v0.4.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling cargo-lock v4.0.1
[INFO] [stderr]    Compiling built v0.4.4
[INFO] [stderr]    Compiling metrics-exporter-tcp v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.35s
[INFO] running `Command { std: "docker" "inspect" "adc7efe923a7177be264685a73446c24fd90dc4ad2f82335fdc461612685707d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc7efe923a7177be264685a73446c24fd90dc4ad2f82335fdc461612685707d", kill_on_drop: false }`
[INFO] [stdout] adc7efe923a7177be264685a73446c24fd90dc4ad2f82335fdc461612685707d