[INFO] fetching crate lurk-metrics 0.2.0...
[INFO] testing lurk-metrics-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate lurk-metrics 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate lurk-metrics 0.2.0
[INFO] finished tweaking crates.io crate lurk-metrics 0.2.0
[INFO] tweaked toml for crates.io crate lurk-metrics 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lurk-metrics 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding metrics v0.21.1 (available: v0.24.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ffa64c05c0263339616504eae77a85eec977b892cc43b6bae6a5072aa17cfac
[INFO] running `Command { std: "docker" "start" "-a" "1ffa64c05c0263339616504eae77a85eec977b892cc43b6bae6a5072aa17cfac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ffa64c05c0263339616504eae77a85eec977b892cc43b6bae6a5072aa17cfac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffa64c05c0263339616504eae77a85eec977b892cc43b6bae6a5072aa17cfac", kill_on_drop: false }`
[INFO] [stdout] 1ffa64c05c0263339616504eae77a85eec977b892cc43b6bae6a5072aa17cfac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e90f7c9fc0fa6bab55269aab66a127bbafc32d4f85a4c96a075569fe3ccfd5c5
[INFO] running `Command { std: "docker" "start" "-a" "e90f7c9fc0fa6bab55269aab66a127bbafc32d4f85a4c96a075569fe3ccfd5c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling hdrhistogram v7.5.4
[INFO] [stderr]    Compiling metrics-macros v0.7.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling metrics v0.21.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling lurk-metrics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "e90f7c9fc0fa6bab55269aab66a127bbafc32d4f85a4c96a075569fe3ccfd5c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e90f7c9fc0fa6bab55269aab66a127bbafc32d4f85a4c96a075569fe3ccfd5c5", kill_on_drop: false }`
[INFO] [stdout] e90f7c9fc0fa6bab55269aab66a127bbafc32d4f85a4c96a075569fe3ccfd5c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b79c569b45cff285384ece441d809691679157cb85da15fcc73d0cf5ba54361
[INFO] running `Command { std: "docker" "start" "-a" "1b79c569b45cff285384ece441d809691679157cb85da15fcc73d0cf5ba54361", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling metrics-macros v0.7.1
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling metrics v0.21.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling lurk-metrics v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling tracing-test v0.2.5
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.55s
[INFO] running `Command { std: "docker" "inspect" "1b79c569b45cff285384ece441d809691679157cb85da15fcc73d0cf5ba54361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b79c569b45cff285384ece441d809691679157cb85da15fcc73d0cf5ba54361", kill_on_drop: false }`
[INFO] [stdout] 1b79c569b45cff285384ece441d809691679157cb85da15fcc73d0cf5ba54361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48308ef8b579d2b2eb738929f8e1335cbab51dcd28d1f73acfe6787e7a72e9f2
[INFO] running `Command { std: "docker" "start" "-a" "48308ef8b579d2b2eb738929f8e1335cbab51dcd28d1f73acfe6787e7a72e9f2", 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/lurk_metrics-6a00a8936f1526a7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_basic_metrics ... 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 lurk_metrics
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48308ef8b579d2b2eb738929f8e1335cbab51dcd28d1f73acfe6787e7a72e9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48308ef8b579d2b2eb738929f8e1335cbab51dcd28d1f73acfe6787e7a72e9f2", kill_on_drop: false }`
[INFO] [stdout] 48308ef8b579d2b2eb738929f8e1335cbab51dcd28d1f73acfe6787e7a72e9f2