[INFO] fetching crate equt-md-frontmatter 0.1.1...
[INFO] testing equt-md-frontmatter-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate equt-md-frontmatter 0.1.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate equt-md-frontmatter 0.1.1 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 equt-md-frontmatter 0.1.1
[INFO] finished tweaking crates.io crate equt-md-frontmatter 0.1.1
[INFO] tweaked toml for crates.io crate equt-md-frontmatter 0.1.1 written to /workspace/builds/worker-11/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] db45a57a249d8f7d25ef780c16ba951d1d8801bad9aebcd5785c4b796c264600
[INFO] running `Command { std: "docker" "start" "-a" "db45a57a249d8f7d25ef780c16ba951d1d8801bad9aebcd5785c4b796c264600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db45a57a249d8f7d25ef780c16ba951d1d8801bad9aebcd5785c4b796c264600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db45a57a249d8f7d25ef780c16ba951d1d8801bad9aebcd5785c4b796c264600", kill_on_drop: false }`
[INFO] [stdout] db45a57a249d8f7d25ef780c16ba951d1d8801bad9aebcd5785c4b796c264600
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] ca81f9a37da62a940b29e7cc58af61bd00ff24fae575add46c663c1426f15f64
[INFO] running `Command { std: "docker" "start" "-a" "ca81f9a37da62a940b29e7cc58af61bd00ff24fae575add46c663c1426f15f64", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling equt-md-frontmatter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.68s
[INFO] running `Command { std: "docker" "inspect" "ca81f9a37da62a940b29e7cc58af61bd00ff24fae575add46c663c1426f15f64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca81f9a37da62a940b29e7cc58af61bd00ff24fae575add46c663c1426f15f64", kill_on_drop: false }`
[INFO] [stdout] ca81f9a37da62a940b29e7cc58af61bd00ff24fae575add46c663c1426f15f64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] c249cc05c40180bb5358af5a20b80846afa46179f8aca75a1e3a47e2dd0d6165
[INFO] running `Command { std: "docker" "start" "-a" "c249cc05c40180bb5358af5a20b80846afa46179f8aca75a1e3a47e2dd0d6165", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.20
[INFO] [stderr]    Compiling equt-md-frontmatter v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "c249cc05c40180bb5358af5a20b80846afa46179f8aca75a1e3a47e2dd0d6165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c249cc05c40180bb5358af5a20b80846afa46179f8aca75a1e3a47e2dd0d6165", kill_on_drop: false }`
[INFO] [stdout] c249cc05c40180bb5358af5a20b80846afa46179f8aca75a1e3a47e2dd0d6165
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 7ecdcf7996c1c675bf297e924364511c6d0db536893e96b7e803ce90aac1a084
[INFO] running `Command { std: "docker" "start" "-a" "7ecdcf7996c1c675bf297e924364511c6d0db536893e96b7e803ce90aac1a084", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/equt_md_frontmatter-e6bf3caacf7dcde9)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests equt-md-frontmatter
[INFO] [stdout] test readable::test::date_sub ... ok
[INFO] [stdout] test field::test::deserialize ... 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] [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" "7ecdcf7996c1c675bf297e924364511c6d0db536893e96b7e803ce90aac1a084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ecdcf7996c1c675bf297e924364511c6d0db536893e96b7e803ce90aac1a084", kill_on_drop: false }`
[INFO] [stdout] 7ecdcf7996c1c675bf297e924364511c6d0db536893e96b7e803ce90aac1a084