[INFO] fetching crate mercust-spec-reader 0.0.1...
[INFO] building mercust-spec-reader-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate mercust-spec-reader 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mercust-spec-reader 0.0.1
[INFO] finished tweaking crates.io crate mercust-spec-reader 0.0.1
[INFO] tweaked toml for crates.io crate mercust-spec-reader 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mercust-spec-reader 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding mercust v0.0.0 (available: v0.0.1)
[INFO] [stderr]       Adding phf v0.11.3 (available: v0.13.1)
[INFO] [stderr]       Adding roxmltree v0.18.1 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2438451681630cd978f868233206a85feb89a5664f79f4d970cf9a5aca2b9c1
[INFO] running `Command { std: "docker" "start" "-a" "b2438451681630cd978f868233206a85feb89a5664f79f4d970cf9a5aca2b9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2438451681630cd978f868233206a85feb89a5664f79f4d970cf9a5aca2b9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2438451681630cd978f868233206a85feb89a5664f79f4d970cf9a5aca2b9c1", kill_on_drop: false }`
[INFO] [stdout] b2438451681630cd978f868233206a85feb89a5664f79f4d970cf9a5aca2b9c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ee5cd977afea514734c8a96662a229487d6d128e09fa669d4feeffb3eb21662
[INFO] running `Command { std: "docker" "start" "-a" "6ee5cd977afea514734c8a96662a229487d6d128e09fa669d4feeffb3eb21662", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling roxmltree v0.18.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling mercust v0.0.0
[INFO] [stderr]    Compiling mercust-spec-reader v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.38s
[INFO] running `Command { std: "docker" "inspect" "6ee5cd977afea514734c8a96662a229487d6d128e09fa669d4feeffb3eb21662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee5cd977afea514734c8a96662a229487d6d128e09fa669d4feeffb3eb21662", kill_on_drop: false }`
[INFO] [stdout] 6ee5cd977afea514734c8a96662a229487d6d128e09fa669d4feeffb3eb21662
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e6e5519704bea5f9c87a47f2430f069718d4f0e3c134b5e5d024b65c5a2ad80
[INFO] running `Command { std: "docker" "start" "-a" "3e6e5519704bea5f9c87a47f2430f069718d4f0e3c134b5e5d024b65c5a2ad80", kill_on_drop: false }`
[INFO] [stderr]    Compiling mercust-spec-reader v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "3e6e5519704bea5f9c87a47f2430f069718d4f0e3c134b5e5d024b65c5a2ad80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e6e5519704bea5f9c87a47f2430f069718d4f0e3c134b5e5d024b65c5a2ad80", kill_on_drop: false }`
[INFO] [stdout] 3e6e5519704bea5f9c87a47f2430f069718d4f0e3c134b5e5d024b65c5a2ad80