[INFO] fetching crate from-regex 0.2.1...
[INFO] checking from-regex-0.2.1 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1
[INFO] extracting crate from-regex 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate from-regex 0.2.1
[INFO] finished tweaking crates.io crate from-regex 0.2.1
[INFO] tweaked toml for crates.io crate from-regex 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate from-regex 0.2.1 on toolchain 38c2997544af84fe301d600d6896397738163002
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "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" "+38c2997544af84fe301d600d6896397738163002" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a683ca20d68d3c185ab87fbec923cb9b8b1fd765835d6386765661c53d630c04
[INFO] running `Command { std: "docker" "start" "-a" "a683ca20d68d3c185ab87fbec923cb9b8b1fd765835d6386765661c53d630c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a683ca20d68d3c185ab87fbec923cb9b8b1fd765835d6386765661c53d630c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a683ca20d68d3c185ab87fbec923cb9b8b1fd765835d6386765661c53d630c04", kill_on_drop: false }`
[INFO] [stdout] a683ca20d68d3c185ab87fbec923cb9b8b1fd765835d6386765661c53d630c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c0aa08429fddd003d91dcbe78d33317636d38431bce82660a32f9770cc5b60
[INFO] running `Command { std: "docker" "start" "-a" "31c0aa08429fddd003d91dcbe78d33317636d38431bce82660a32f9770cc5b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling unicode-segmentation v1.13.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking segmap v0.1.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling from-regex-macros v0.2.1
[INFO] [stderr]     Checking from-regex v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.92s
[INFO] running `Command { std: "docker" "inspect" "31c0aa08429fddd003d91dcbe78d33317636d38431bce82660a32f9770cc5b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c0aa08429fddd003d91dcbe78d33317636d38431bce82660a32f9770cc5b60", kill_on_drop: false }`
[INFO] [stdout] 31c0aa08429fddd003d91dcbe78d33317636d38431bce82660a32f9770cc5b60