[INFO] fetching crate prometheus-wire 0.1.0...
[INFO] testing prometheus-wire-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate prometheus-wire 0.1.0 into /workspace/builds/worker-5-tc2/source
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-wire 0.1.0 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 14 packages to latest compatible versions
[INFO] [stderr]       Adding memchr v2.3.4 (available: v2.7.6)
[INFO] [stderr]       Adding nom v6.2.2 (available: v8.0.0)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e8047733ee1758b6f185adee090a8768b85b417f1d68a8382752faabba23db2e
[INFO] running `Command { std: "docker" "start" "-a" "e8047733ee1758b6f185adee090a8768b85b417f1d68a8382752faabba23db2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8047733ee1758b6f185adee090a8768b85b417f1d68a8382752faabba23db2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8047733ee1758b6f185adee090a8768b85b417f1d68a8382752faabba23db2e", kill_on_drop: false }`
[INFO] [stdout] e8047733ee1758b6f185adee090a8768b85b417f1d68a8382752faabba23db2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f26de22ab488745c8e597186db7256376ce59b607a9e6e025e24b9c36bf0f84e
[INFO] running `Command { std: "docker" "start" "-a" "f26de22ab488745c8e597186db7256376ce59b607a9e6e025e24b9c36bf0f84e", 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 nom v6.2.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling prometheus-wire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.24s
[INFO] running `Command { std: "docker" "inspect" "f26de22ab488745c8e597186db7256376ce59b607a9e6e025e24b9c36bf0f84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26de22ab488745c8e597186db7256376ce59b607a9e6e025e24b9c36bf0f84e", kill_on_drop: false }`
[INFO] [stdout] f26de22ab488745c8e597186db7256376ce59b607a9e6e025e24b9c36bf0f84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2f2e1d945127690637f4f976df7949a21a3f1ff231d619ae67836f7cbd52971a
[INFO] running `Command { std: "docker" "start" "-a" "2f2e1d945127690637f4f976df7949a21a3f1ff231d619ae67836f7cbd52971a", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus-wire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "2f2e1d945127690637f4f976df7949a21a3f1ff231d619ae67836f7cbd52971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2e1d945127690637f4f976df7949a21a3f1ff231d619ae67836f7cbd52971a", kill_on_drop: false }`
[INFO] [stdout] 2f2e1d945127690637f4f976df7949a21a3f1ff231d619ae67836f7cbd52971a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 20bf403b02bae23b18bda5a3ef5654ae0eeff985004ed9fc70d176a6d263f9bd
[INFO] running `Command { std: "docker" "start" "-a" "20bf403b02bae23b18bda5a3ef5654ae0eeff985004ed9fc70d176a6d263f9bd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prometheus_wire-7bbf9234013f31c9)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parser::line_parser::tests::test_read_comment_line ... ok
[INFO] [stdout] test parser::label::tests::test_get_float ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_label ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_metric_line ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_quoted_string ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_timestamp ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_value ... ok
[INFO] [stdout] test parser::line_parser::tests::test_read_variable_name ... 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_sample (line 98) ... ok
[INFO] [stdout] test src/parser/line_parser.rs - parser::line_parser::try_read_comment (line 132) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "20bf403b02bae23b18bda5a3ef5654ae0eeff985004ed9fc70d176a6d263f9bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20bf403b02bae23b18bda5a3ef5654ae0eeff985004ed9fc70d176a6d263f9bd", kill_on_drop: false }`
[INFO] [stdout] 20bf403b02bae23b18bda5a3ef5654ae0eeff985004ed9fc70d176a6d263f9bd