[INFO] fetching crate rocket_prometheus 0.9.0... [INFO] testing rocket_prometheus-0.9.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate rocket_prometheus 0.9.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate rocket_prometheus 0.9.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3bb9a38514ed518f28784309af651e0c117d561f628b2c36c739d12308929c7e [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" "3bb9a38514ed518f28784309af651e0c117d561f628b2c36c739d12308929c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3bb9a38514ed518f28784309af651e0c117d561f628b2c36c739d12308929c7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bb9a38514ed518f28784309af651e0c117d561f628b2c36c739d12308929c7e", kill_on_drop: false }` [INFO] [stdout] 3bb9a38514ed518f28784309af651e0c117d561f628b2c36c739d12308929c7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9644026d606ed1000d35d94395b5d6f6d7431dc3503b1bca51b0e46d3d5dfa0f [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" "9644026d606ed1000d35d94395b5d6f6d7431dc3503b1bca51b0e46d3d5dfa0f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling prometheus v0.13.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling tinyvec v1.3.1 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling unicode-bidi v0.3.5 [INFO] [stderr] Compiling instant v0.1.9 [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 lock_api v0.4.4 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling base64 v0.9.3 [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 log v0.3.9 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling cookie v0.11.4 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v1.0.9 [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 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 45s [INFO] running `Command { std: "docker" "inspect" "9644026d606ed1000d35d94395b5d6f6d7431dc3503b1bca51b0e46d3d5dfa0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9644026d606ed1000d35d94395b5d6f6d7431dc3503b1bca51b0e46d3d5dfa0f", kill_on_drop: false }` [INFO] [stdout] 9644026d606ed1000d35d94395b5d6f6d7431dc3503b1bca51b0e46d3d5dfa0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--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] 3d01ecf27a036a1e66f6fd9be23eeee9336f25787d768ad365848dbc307428e8 [INFO] running `Command { std: "docker" "start" "-a" "3d01ecf27a036a1e66f6fd9be23eeee9336f25787d768ad365848dbc307428e8", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [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 serde_json v1.0.64 [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 20.93s [INFO] running `Command { std: "docker" "inspect" "3d01ecf27a036a1e66f6fd9be23eeee9336f25787d768ad365848dbc307428e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d01ecf27a036a1e66f6fd9be23eeee9336f25787d768ad365848dbc307428e8", kill_on_drop: false }` [INFO] [stdout] 3d01ecf27a036a1e66f6fd9be23eeee9336f25787d768ad365848dbc307428e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", 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] dba0c99177202def4fc282c8b93e2c1b2d07984c8b54f5e22f14a1f4aec027a6 [INFO] running `Command { std: "docker" "start" "-a" "dba0c99177202def4fc282c8b93e2c1b2d07984c8b54f5e22f14a1f4aec027a6", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rocket_prometheus-3fd5c93101842086) [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 0.00s [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 0.00s [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 - (line 14) ... ok [INFO] [stdout] test src/lib.rs - (line 68) ... ok [INFO] [stdout] test src/lib.rs - PrometheusMetrics (line 152) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.79s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "dba0c99177202def4fc282c8b93e2c1b2d07984c8b54f5e22f14a1f4aec027a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dba0c99177202def4fc282c8b93e2c1b2d07984c8b54f5e22f14a1f4aec027a6", kill_on_drop: false }` [INFO] [stdout] dba0c99177202def4fc282c8b93e2c1b2d07984c8b54f5e22f14a1f4aec027a6