[INFO] fetching crate prometheus-wire 0.1.0...
[INFO] testing prometheus-wire-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate prometheus-wire 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate prometheus-wire 0.1.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-wire 0.1.0
[INFO] finished tweaking crates.io crate prometheus-wire 0.1.0
[INFO] tweaked toml for crates.io crate prometheus-wire 0.1.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cefc501359ae9977c1ccb66e52f808ebfc42ca4ce3a9dcca887d545faebc88d
[INFO] running `Command { std: "docker" "start" "-a" "9cefc501359ae9977c1ccb66e52f808ebfc42ca4ce3a9dcca887d545faebc88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cefc501359ae9977c1ccb66e52f808ebfc42ca4ce3a9dcca887d545faebc88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cefc501359ae9977c1ccb66e52f808ebfc42ca4ce3a9dcca887d545faebc88d", kill_on_drop: false }`
[INFO] [stdout] 9cefc501359ae9977c1ccb66e52f808ebfc42ca4ce3a9dcca887d545faebc88d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ace108a28500835a789fbb82d55d4765ce966f6b3dd82a2dd1ee72ac9e399a
[INFO] running `Command { std: "docker" "start" "-a" "87ace108a28500835a789fbb82d55d4765ce966f6b3dd82a2dd1ee72ac9e399a", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling prometheus-wire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "87ace108a28500835a789fbb82d55d4765ce966f6b3dd82a2dd1ee72ac9e399a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ace108a28500835a789fbb82d55d4765ce966f6b3dd82a2dd1ee72ac9e399a", kill_on_drop: false }`
[INFO] [stdout] 87ace108a28500835a789fbb82d55d4765ce966f6b3dd82a2dd1ee72ac9e399a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f6568678d3f84933358386ae75711058618e40c11a6d6b57e8ad7e54ddbdf7a
[INFO] running `Command { std: "docker" "start" "-a" "2f6568678d3f84933358386ae75711058618e40c11a6d6b57e8ad7e54ddbdf7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus-wire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "2f6568678d3f84933358386ae75711058618e40c11a6d6b57e8ad7e54ddbdf7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f6568678d3f84933358386ae75711058618e40c11a6d6b57e8ad7e54ddbdf7a", kill_on_drop: false }`
[INFO] [stdout] 2f6568678d3f84933358386ae75711058618e40c11a6d6b57e8ad7e54ddbdf7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 442fee42432a81df3f0f5df6ff91195b56b51afce17894ffd80c50be91cd153c
[INFO] running `Command { std: "docker" "start" "-a" "442fee42432a81df3f0f5df6ff91195b56b51afce17894ffd80c50be91cd153c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prometheus_wire-a907a464a635c723)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parser::label::tests::test_get_float ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_comment_line ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_timestamp ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_metric_line ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_label ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_variable_name ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_value ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_quoted_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus-wire
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/parser/line_parser.rs - parser::line_parser::try_read_comment (line 132) ... ok
[INFO] [stdout] test src/parser/line_parser.rs - parser::line_parser::try_read_sample (line 98) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "442fee42432a81df3f0f5df6ff91195b56b51afce17894ffd80c50be91cd153c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442fee42432a81df3f0f5df6ff91195b56b51afce17894ffd80c50be91cd153c", kill_on_drop: false }`
[INFO] [stdout] 442fee42432a81df3f0f5df6ff91195b56b51afce17894ffd80c50be91cd153c