[INFO] fetching crate rocket_prometheus_logger 0.1.0...
[INFO] checking rocket_prometheus_logger-0.1.0 against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119825
[INFO] extracting crate rocket_prometheus_logger 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rocket_prometheus_logger 0.1.0 on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] finished tweaking crates.io crate rocket_prometheus_logger 0.1.0
[INFO] tweaked toml for crates.io crate rocket_prometheus_logger 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spin v0.4.10
[INFO] [stderr]   Downloaded prometheus v0.5.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecae7a2099babbe0395c5c0e1e2324d4b7651ca6a4177906660043c4c3727613
[INFO] running `Command { std: "docker" "start" "-a" "ecae7a2099babbe0395c5c0e1e2324d4b7651ca6a4177906660043c4c3727613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecae7a2099babbe0395c5c0e1e2324d4b7651ca6a4177906660043c4c3727613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecae7a2099babbe0395c5c0e1e2324d4b7651ca6a4177906660043c4c3727613", kill_on_drop: false }`
[INFO] [stdout] ecae7a2099babbe0395c5c0e1e2324d4b7651ca6a4177906660043c4c3727613
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b8a606edde3d31a15e17f823b57e224d0e996ed6556ef784cd1c90886b997fb
[INFO] running `Command { std: "docker" "start" "-a" "1b8a606edde3d31a15e17f823b57e224d0e996ed6556ef784cd1c90886b997fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking unicode-bidi v0.3.14
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling pear_codegen v0.1.5
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling openssl v0.10.62
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling openssl-sys v0.9.98
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling cookie v0.11.5
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling rocket_codegen v0.4.11
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling state v0.4.2
[INFO] [stderr]    Compiling devise_core v0.2.1
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling rocket v0.4.11
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]    Compiling prometheus v0.5.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking spin v0.4.10
[INFO] [stderr]    Compiling devise_codegen v0.2.1
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling devise v0.2.1
[INFO] [stderr]    Compiling pear v0.1.5
[INFO] [stderr]     Checking rocket_http v0.4.11
[INFO] [stderr]     Checking serde v1.0.195
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.111
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking rocket_prometheus_logger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.39s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1b8a606edde3d31a15e17f823b57e224d0e996ed6556ef784cd1c90886b997fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8a606edde3d31a15e17f823b57e224d0e996ed6556ef784cd1c90886b997fb", kill_on_drop: false }`
[INFO] [stdout] 1b8a606edde3d31a15e17f823b57e224d0e996ed6556ef784cd1c90886b997fb