[INFO] fetching crate serde_flat_regex 0.1.2...
[INFO] checking serde_flat_regex-0.1.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate serde_flat_regex 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate serde_flat_regex 0.1.2
[INFO] finished tweaking crates.io crate serde_flat_regex 0.1.2
[INFO] tweaked toml for crates.io crate serde_flat_regex 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_flat_regex 0.1.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 90 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (available: v0.20.11)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25bbcdfa7336abcbd2a9ddefd1df7e6e1ee7b5b246341c6dabab0d351edf1a93
[INFO] running `Command { std: "docker" "start" "-a" "25bbcdfa7336abcbd2a9ddefd1df7e6e1ee7b5b246341c6dabab0d351edf1a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25bbcdfa7336abcbd2a9ddefd1df7e6e1ee7b5b246341c6dabab0d351edf1a93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25bbcdfa7336abcbd2a9ddefd1df7e6e1ee7b5b246341c6dabab0d351edf1a93", kill_on_drop: false }`
[INFO] [stdout] 25bbcdfa7336abcbd2a9ddefd1df7e6e1ee7b5b246341c6dabab0d351edf1a93
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d74901604f9e6e761ca4bc38c7dad772a82db9af0e4d34fc537f89617b44697
[INFO] running `Command { std: "docker" "start" "-a" "6d74901604f9e6e761ca4bc38c7dad772a82db9af0e4d34fc537f89617b44697", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking toml_write v0.1.2
[INFO] [stderr]     Checking winnow v0.7.11
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]     Checking serde_flat_regex v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_spanned v0.6.9
[INFO] [stderr]     Checking toml_datetime v0.6.11
[INFO] [stderr]     Checking uuid v1.17.0
[INFO] [stderr]     Checking serde_bytes v0.11.17
[INFO] [stderr]     Checking toml_edit v0.22.27
[INFO] [stderr]     Checking bson v2.15.0
[INFO] [stderr]     Checking toml v0.8.23
[INFO] [stderr]     Checking trybuild v1.0.105
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.68s
[INFO] running `Command { std: "docker" "inspect" "6d74901604f9e6e761ca4bc38c7dad772a82db9af0e4d34fc537f89617b44697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d74901604f9e6e761ca4bc38c7dad772a82db9af0e4d34fc537f89617b44697", kill_on_drop: false }`
[INFO] [stdout] 6d74901604f9e6e761ca4bc38c7dad772a82db9af0e4d34fc537f89617b44697