[INFO] fetching crate mackerel_plugin 0.2.6...
[INFO] testing mackerel_plugin-0.2.6 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate mackerel_plugin 0.2.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mackerel_plugin 0.2.6
[INFO] finished tweaking crates.io crate mackerel_plugin 0.2.6
[INFO] tweaked toml for crates.io crate mackerel_plugin 0.2.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mackerel_plugin 0.2.6 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 93 packages to latest compatible versions
[INFO] [stderr]       Adding rstest v0.18.2 (available: v0.26.1)
[INFO] [stderr]       Adding strum v0.25.0 (available: v0.27.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a247fe546fa15f21329ab5e4415aae2e638d4e629b6a3d5374a52f4db0ea0140
[INFO] running `Command { std: "docker" "start" "-a" "a247fe546fa15f21329ab5e4415aae2e638d4e629b6a3d5374a52f4db0ea0140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a247fe546fa15f21329ab5e4415aae2e638d4e629b6a3d5374a52f4db0ea0140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a247fe546fa15f21329ab5e4415aae2e638d4e629b6a3d5374a52f4db0ea0140", kill_on_drop: false }`
[INFO] [stdout] a247fe546fa15f21329ab5e4415aae2e638d4e629b6a3d5374a52f4db0ea0140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba3b91786e5f43a56826cf451dea2a777bcc1ca1702e870e55e7834857e28ab4
[INFO] running `Command { std: "docker" "start" "-a" "ba3b91786e5f43a56826cf451dea2a777bcc1ca1702e870e55e7834857e28ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling derive_utils v0.15.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling auto_enums v0.8.7
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.14.1
[INFO] [stderr]    Compiling serde_with v3.14.1
[INFO] [stderr]    Compiling mackerel_plugin v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.93s
[INFO] running `Command { std: "docker" "inspect" "ba3b91786e5f43a56826cf451dea2a777bcc1ca1702e870e55e7834857e28ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3b91786e5f43a56826cf451dea2a777bcc1ca1702e870e55e7834857e28ab4", kill_on_drop: false }`
[INFO] [stdout] ba3b91786e5f43a56826cf451dea2a777bcc1ca1702e870e55e7834857e28ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d9d7ccbeb13c0041bda491757ac20d21bf74e8260e3b6f560162163fcf503dd
[INFO] running `Command { std: "docker" "start" "-a" "5d9d7ccbeb13c0041bda491757ac20d21bf74e8260e3b6f560162163fcf503dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling derive_utils v0.15.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling auto_enums v0.8.7
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling serde_with_macros v3.14.1
[INFO] [stderr]    Compiling serde_with v3.14.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rstest v0.18.2
[INFO] [stderr]    Compiling mackerel_plugin v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.69s
[INFO] running `Command { std: "docker" "inspect" "5d9d7ccbeb13c0041bda491757ac20d21bf74e8260e3b6f560162163fcf503dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9d7ccbeb13c0041bda491757ac20d21bf74e8260e3b6f560162163fcf503dd", kill_on_drop: false }`
[INFO] [stdout] 5d9d7ccbeb13c0041bda491757ac20d21bf74e8260e3b6f560162163fcf503dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] efdcc9e4c0122355df0a3dac343117a87dd8018bd66f661b1f7a8d11c6737faa
[INFO] running `Command { std: "docker" "start" "-a" "efdcc9e4c0122355df0a3dac343117a87dd8018bd66f661b1f7a8d11c6737faa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mackerel_plugin-7abd4cf12af3408e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test unit::tests::test_unit::case_1 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_4 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_7 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_8 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_2 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_3 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_6 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_5 ... ok
[INFO] [stdout] test unit::tests::test_unit::case_9 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/graph.rs (/opt/rustwide/target/debug/deps/graph-78a83fce93b4b1f8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test graph ... ok
[INFO] [stdout] test graph_has_diff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/metric.rs (/opt/rustwide/target/debug/deps/metric-ff1a14434e1d6103)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/plugin.rs (/opt/rustwide/target/debug/deps/plugin-2a45c129b5d598a7)
[INFO] [stdout] test metric_macro ... 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 9 tests
[INFO] [stdout] test empty_graph_name_plugin_output_definitions ... ok
[INFO] [stdout] test plugin_output_values ... ok
[INFO] [stdout] test prefix_plugin_output_definitions ... ok
[INFO] [stdout] test plugin_output_definitions ... ok
[INFO] [stdout] test empty_graph_name_plugin_output_values ... ok
[INFO] [stdout] test wildcard_plugin_output_values ... ok
[INFO] [stdout] test prefix_plugin_output_values ... ok
[INFO] [stdout] test wildcard_plugin_output_definitions ... ok
[INFO] [stdout] test diff_metric_plugin_output_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mackerel_plugin
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/metric.rs - metric::metric (line 15) ... ok
[INFO] [stdout] test src/metric.rs - metric::metric (line 26) ... ok
[INFO] [stdout] test src/graph.rs - graph::graph (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "efdcc9e4c0122355df0a3dac343117a87dd8018bd66f661b1f7a8d11c6737faa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdcc9e4c0122355df0a3dac343117a87dd8018bd66f661b1f7a8d11c6737faa", kill_on_drop: false }`
[INFO] [stdout] efdcc9e4c0122355df0a3dac343117a87dd8018bd66f661b1f7a8d11c6737faa