[INFO] fetching crate slog-kvfilter 0.7.0...
[INFO] testing slog-kvfilter-0.7.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate slog-kvfilter 0.7.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate slog-kvfilter 0.7.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-kvfilter 0.7.0
[INFO] finished tweaking crates.io crate slog-kvfilter 0.7.0
[INFO] tweaked toml for crates.io crate slog-kvfilter 0.7.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f3ad503f80c416db44841a097977d644badbfd86a7a26506f46084cc3d408e8
[INFO] running `Command { std: "docker" "start" "-a" "6f3ad503f80c416db44841a097977d644badbfd86a7a26506f46084cc3d408e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f3ad503f80c416db44841a097977d644badbfd86a7a26506f46084cc3d408e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3ad503f80c416db44841a097977d644badbfd86a7a26506f46084cc3d408e8", kill_on_drop: false }`
[INFO] [stdout] 6f3ad503f80c416db44841a097977d644badbfd86a7a26506f46084cc3d408e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60af76ddf57aefb30894a0f08f9e03a9edeb5e542d37c14b189f7d6bcfd27319
[INFO] running `Command { std: "docker" "start" "-a" "60af76ddf57aefb30894a0f08f9e03a9edeb5e542d37c14b189f7d6bcfd27319", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "60af76ddf57aefb30894a0f08f9e03a9edeb5e542d37c14b189f7d6bcfd27319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60af76ddf57aefb30894a0f08f9e03a9edeb5e542d37c14b189f7d6bcfd27319", kill_on_drop: false }`
[INFO] [stdout] 60af76ddf57aefb30894a0f08f9e03a9edeb5e542d37c14b189f7d6bcfd27319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4721fb28c0256479033997fd0238a9949a904b26bdbedae84fc1eab79dc3425
[INFO] running `Command { std: "docker" "start" "-a" "f4721fb28c0256479033997fd0238a9949a904b26bdbedae84fc1eab79dc3425", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog-kvfilter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:275:24
[INFO] [stdout]     |
[INFO] [stdout] 275 |                 panic!(fmt);
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 275 |                 panic!("{}", fmt);
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 275 |                 std::panic::panic_any(fmt);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "f4721fb28c0256479033997fd0238a9949a904b26bdbedae84fc1eab79dc3425", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4721fb28c0256479033997fd0238a9949a904b26bdbedae84fc1eab79dc3425", kill_on_drop: false }`
[INFO] [stdout] f4721fb28c0256479033997fd0238a9949a904b26bdbedae84fc1eab79dc3425
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 35fd31dfc770f99773a948f4df1fd89298600e8ab6b2051bd0b0ba0c838535f1
[INFO] running `Command { std: "docker" "start" "-a" "35fd31dfc770f99773a948f4df1fd89298600e8ab6b2051bd0b0ba0c838535f1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stdout] running 3 tests
[INFO] [stderr]    --> src/lib.rs:275:24
[INFO] [stderr]     |
[INFO] [stderr] 275 |                 panic!(fmt);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 275 |                 panic!("{}", fmt);
[INFO] [stderr]     |                        ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 275 |                 std::panic::panic_any(fmt);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `slog-kvfilter` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slog_kvfilter-e68ab1511d448d74)
[INFO] [stdout] test tests::negnodecomponentlogfilter ... ok
[INFO] [stdout] test tests::nodecomponentlogfilter ... ok
[INFO] [stdout] test tests::regextest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slog-kvfilter
[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" "35fd31dfc770f99773a948f4df1fd89298600e8ab6b2051bd0b0ba0c838535f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35fd31dfc770f99773a948f4df1fd89298600e8ab6b2051bd0b0ba0c838535f1", kill_on_drop: false }`
[INFO] [stdout] 35fd31dfc770f99773a948f4df1fd89298600e8ab6b2051bd0b0ba0c838535f1