[INFO] fetching crate rocket_prometheus 0.9.0... [INFO] testing rocket_prometheus-0.9.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate rocket_prometheus 0.9.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rocket_prometheus 0.9.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rocket_prometheus 0.9.0 [INFO] finished tweaking crates.io crate rocket_prometheus 0.9.0 [INFO] tweaked toml for crates.io crate rocket_prometheus 0.9.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate rocket_prometheus 0.9.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ec9aae45c75078e65cd9d5aee5329e84cc577c57fca4bbb600cf60080f0bf87 [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" "7ec9aae45c75078e65cd9d5aee5329e84cc577c57fca4bbb600cf60080f0bf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ec9aae45c75078e65cd9d5aee5329e84cc577c57fca4bbb600cf60080f0bf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ec9aae45c75078e65cd9d5aee5329e84cc577c57fca4bbb600cf60080f0bf87", kill_on_drop: false }` [INFO] [stdout] 7ec9aae45c75078e65cd9d5aee5329e84cc577c57fca4bbb600cf60080f0bf87 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", 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] c7edf00aa6a7ee0e73c4c2bfa71469578db05da2cb0e6b642655dc273f172452 [INFO] running `Command { std: "docker" "start" "-a" "c7edf00aa6a7ee0e73c4c2bfa71469578db05da2cb0e6b642655dc273f172452", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling prometheus v0.13.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.10 [INFO] [stderr] Compiling rocket v0.4.10 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling cookie v0.11.4 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling devise_core v0.2.0 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling devise_codegen v0.2.0 [INFO] [stderr] Compiling devise v0.2.0 [INFO] [stderr] Compiling pear v0.1.4 [INFO] [stderr] Compiling rocket_http v0.4.10 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling rocket_prometheus v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 47s [INFO] running `Command { std: "docker" "inspect" "c7edf00aa6a7ee0e73c4c2bfa71469578db05da2cb0e6b642655dc273f172452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7edf00aa6a7ee0e73c4c2bfa71469578db05da2cb0e6b642655dc273f172452", kill_on_drop: false }` [INFO] [stdout] c7edf00aa6a7ee0e73c4c2bfa71469578db05da2cb0e6b642655dc273f172452 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33e50685b251a381aa77f6d82114a517db2de9433190acb3ec5ce6df2f8da0d2 [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" "33e50685b251a381aa77f6d82114a517db2de9433190acb3ec5ce6df2f8da0d2", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling inotify-sys v0.1.5 [INFO] [stderr] Compiling filetime v0.2.14 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling inotify v0.7.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling notify v4.0.17 [INFO] [stderr] Compiling rocket_contrib v0.4.10 [INFO] [stderr] Compiling rocket_prometheus v0.9.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 24.93s [INFO] running `Command { std: "docker" "inspect" "33e50685b251a381aa77f6d82114a517db2de9433190acb3ec5ce6df2f8da0d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33e50685b251a381aa77f6d82114a517db2de9433190acb3ec5ce6df2f8da0d2", kill_on_drop: false }` [INFO] [stdout] 33e50685b251a381aa77f6d82114a517db2de9433190acb3ec5ce6df2f8da0d2 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cbb8441bdd79e5d598377389ad27fa0cd0a7402c4ceb9a6056f7bb9e66c492d7 [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" "cbb8441bdd79e5d598377389ad27fa0cd0a7402c4ceb9a6056f7bb9e66c492d7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rocket_prometheus-3fd5c93101842086) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/default_registry.rs (/opt/rustwide/target/debug/deps/default_registry-c04b4721b9092a34) [INFO] [stdout] test test::test_multiple_instantiations ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-e1ce2b6a20fac416) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests rocket_prometheus [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - PrometheusMetrics::registry (line 274) ... ok [INFO] [stdout] test src/lib.rs - PrometheusMetrics (line 152) ... ok [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] test src/lib.rs - (line 68) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cbb8441bdd79e5d598377389ad27fa0cd0a7402c4ceb9a6056f7bb9e66c492d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbb8441bdd79e5d598377389ad27fa0cd0a7402c4ceb9a6056f7bb9e66c492d7", kill_on_drop: false }` [INFO] [stdout] cbb8441bdd79e5d598377389ad27fa0cd0a7402c4ceb9a6056f7bb9e66c492d7