[INFO] fetching crate serde_prometheus 0.1.4... [INFO] testing serde_prometheus-0.1.4 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate serde_prometheus 0.1.4 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate serde_prometheus 0.1.4 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde_prometheus 0.1.4 [INFO] finished tweaking crates.io crate serde_prometheus 0.1.4 [INFO] tweaked toml for crates.io crate serde_prometheus 0.1.4 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate serde_prometheus 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da70a8eb68f67ca03ccffac361a4088bc1edb9ae4ca4707f8b6e0e3763f41c81 [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" "da70a8eb68f67ca03ccffac361a4088bc1edb9ae4ca4707f8b6e0e3763f41c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da70a8eb68f67ca03ccffac361a4088bc1edb9ae4ca4707f8b6e0e3763f41c81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da70a8eb68f67ca03ccffac361a4088bc1edb9ae4ca4707f8b6e0e3763f41c81", kill_on_drop: false }` [INFO] [stdout] da70a8eb68f67ca03ccffac361a4088bc1edb9ae4ca4707f8b6e0e3763f41c81 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] d10ccd8ede8377997ff44c36e0da330457af5e7211a296643d85134e03250d79 [INFO] running `Command { std: "docker" "start" "-a" "d10ccd8ede8377997ff44c36e0da330457af5e7211a296643d85134e03250d79", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.12 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.20 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling ftoa v0.1.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling snafu-derive v0.6.8 [INFO] [stderr] Compiling snafu v0.6.8 [INFO] [stderr] Compiling serde_prometheus v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.26s [INFO] running `Command { std: "docker" "inspect" "d10ccd8ede8377997ff44c36e0da330457af5e7211a296643d85134e03250d79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d10ccd8ede8377997ff44c36e0da330457af5e7211a296643d85134e03250d79", kill_on_drop: false }` [INFO] [stdout] d10ccd8ede8377997ff44c36e0da330457af5e7211a296643d85134e03250d79 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15c93f82ee00d1ba4bb077f4679299c4b9d96772bd8ec7ca9ec583d26ce13467 [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" "15c93f82ee00d1ba4bb077f4679299c4b9d96772bd8ec7ca9ec583d26ce13467", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling auto_enums_derive v0.5.10 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling atomic v0.4.5 [INFO] [stderr] Compiling pin-project-lite v0.1.5 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling derive_utils v0.9.1 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling auto_enums_core v0.5.10 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling flate2 v1.0.14 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling crossbeam-channel v0.4.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio v0.2.20 [INFO] [stderr] Compiling auto_enums v0.5.10 [INFO] [stderr] Compiling synattra v0.2.0 [INFO] [stderr] Compiling aspect-weave v0.2.0 [INFO] [stderr] Compiling aspect v0.2.0 [INFO] [stderr] Compiling metered-macro v0.4.0 [INFO] [stderr] Compiling hdrhistogram v7.1.0 [INFO] [stderr] Compiling metered v0.4.0 [INFO] [stderr] Compiling serde_prometheus v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 29.07s [INFO] running `Command { std: "docker" "inspect" "15c93f82ee00d1ba4bb077f4679299c4b9d96772bd8ec7ca9ec583d26ce13467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15c93f82ee00d1ba4bb077f4679299c4b9d96772bd8ec7ca9ec583d26ce13467", kill_on_drop: false }` [INFO] [stdout] 15c93f82ee00d1ba4bb077f4679299c4b9d96772bd8ec7ca9ec583d26ce13467 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 666a3e3ca9d4251fc96f080b73aafdb1f7bc1496d75776bf815595578489055c [INFO] running `Command { std: "docker" "start" "-a" "666a3e3ca9d4251fc96f080b73aafdb1f7bc1496d75776bf815595578489055c", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/serde_prometheus-11c8a847cd1823d6 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test label::tests::single_struct ... ok [INFO] [stdout] test label::tests::quoted_value ... ok [INFO] [stdout] test tests::wrapped_registry ... ok [INFO] [stdout] test label::tests::single_map ... ok [INFO] [stdout] test tests::normal_registry ... ok [INFO] [stdout] test label::tests::invalid_key ... ok [INFO] [stdout] test label::tests::multi_struct ... ok [INFO] [stderr] Doc-tests serde_prometheus [INFO] [stdout] test label::tests::multi_map ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 92) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] test src/lib.rs - (line 157) ... ok [INFO] [stdout] test src/lib.rs - (line 52) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "666a3e3ca9d4251fc96f080b73aafdb1f7bc1496d75776bf815595578489055c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "666a3e3ca9d4251fc96f080b73aafdb1f7bc1496d75776bf815595578489055c", kill_on_drop: false }` [INFO] [stdout] 666a3e3ca9d4251fc96f080b73aafdb1f7bc1496d75776bf815595578489055c