[INFO] fetching crate prometheus-exposition-format-rs 0.1.2...
[INFO] testing prometheus-exposition-format-rs-0.1.2 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate prometheus-exposition-format-rs 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate prometheus-exposition-format-rs 0.1.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-exposition-format-rs 0.1.2
[INFO] finished tweaking crates.io crate prometheus-exposition-format-rs 0.1.2
[INFO] tweaked toml for crates.io crate prometheus-exposition-format-rs 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fad0af614be8d5857f8f8041bf5b7127fe78dacbc2e089d91881f6b7de0034a4
[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" "fad0af614be8d5857f8f8041bf5b7127fe78dacbc2e089d91881f6b7de0034a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fad0af614be8d5857f8f8041bf5b7127fe78dacbc2e089d91881f6b7de0034a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad0af614be8d5857f8f8041bf5b7127fe78dacbc2e089d91881f6b7de0034a4", kill_on_drop: false }`
[INFO] [stdout] fad0af614be8d5857f8f8041bf5b7127fe78dacbc2e089d91881f6b7de0034a4
[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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a32e869c062aa7f4c8bdb7271cd4a9c125b3816242f7eaf89b3dca335787cff4
[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" "a32e869c062aa7f4c8bdb7271cd4a9c125b3816242f7eaf89b3dca335787cff4", 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 nom v5.1.2
[INFO] [stderr]    Compiling prometheus-exposition-format-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `Command { std: "docker" "inspect" "a32e869c062aa7f4c8bdb7271cd4a9c125b3816242f7eaf89b3dca335787cff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32e869c062aa7f4c8bdb7271cd4a9c125b3816242f7eaf89b3dca335787cff4", kill_on_drop: false }`
[INFO] [stdout] a32e869c062aa7f4c8bdb7271cd4a9c125b3816242f7eaf89b3dca335787cff4
[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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d3e07c1dd32cbdfe828f61d8515e55831dbdb18f11d48700b2fe2d6a86519e
[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" "24d3e07c1dd32cbdfe828f61d8515e55831dbdb18f11d48700b2fe2d6a86519e", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling prometheus-exposition-format-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "24d3e07c1dd32cbdfe828f61d8515e55831dbdb18f11d48700b2fe2d6a86519e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d3e07c1dd32cbdfe828f61d8515e55831dbdb18f11d48700b2fe2d6a86519e", kill_on_drop: false }`
[INFO] [stdout] 24d3e07c1dd32cbdfe828f61d8515e55831dbdb18f11d48700b2fe2d6a86519e
[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=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a86068bd5e97fa8fba7395422f33157c2058f031afc61f6b7036ebc99b1d9f2
[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" "9a86068bd5e97fa8fba7395422f33157c2058f031afc61f6b7036ebc99b1d9f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prometheus_exposition_format_rs-2ddfd41862b4c098
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration_test-fd516ee8785dff0c
[INFO] [stdout] test samples::test_tag_value_parser ... ok
[INFO] [stdout] test samples::test_timestamp_parser ... ok
[INFO] [stdout] test samples::test_value_parser ... ok
[INFO] [stdout] test comment::test_comment_parser ... ok
[INFO] [stdout] test comment::test_type_parser ... ok
[INFO] [stdout] test comment::test_help_parser ... ok
[INFO] [stdout] test samples::test_labels_parser ... ok
[INFO] [stdout] test common::test_empty_line_parser ... ok
[INFO] [stdout] test test_parse_complete ... ok
[INFO] [stdout] test test_parse_summary ... ok
[INFO] [stdout] test samples::test_parse_sample_parser ... ok
[INFO] [stdout] test comment::test_other_comment_parser ... ok
[INFO] [stdout] test common::test_token_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_nok_fixture_files ... ok
[INFO] [stdout] test test_ok_fixture_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus-exposition-format-rs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a86068bd5e97fa8fba7395422f33157c2058f031afc61f6b7036ebc99b1d9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a86068bd5e97fa8fba7395422f33157c2058f031afc61f6b7036ebc99b1d9f2", kill_on_drop: false }`
[INFO] [stdout] 9a86068bd5e97fa8fba7395422f33157c2058f031afc61f6b7036ebc99b1d9f2
