[INFO] fetching crate structured-language-form 0.3.0...
[INFO] building structured-language-form-0.3.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate structured-language-form 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate structured-language-form 0.3.0
[INFO] finished tweaking crates.io crate structured-language-form 0.3.0
[INFO] tweaked toml for crates.io crate structured-language-form 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate structured-language-form 0.3.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] [stderr]       Adding ai-descriptor v0.9.0 (available: v0.11.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand-construct v0.10.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ai-descriptor-trait v0.3.0
[INFO] [stderr]   Downloaded random-constructible v0.10.0
[INFO] [stderr]   Downloaded ai-descriptor-derive v0.5.0
[INFO] [stderr]   Downloaded plural-trait v0.1.0
[INFO] [stderr]   Downloaded random-constructible-derive v0.10.0
[INFO] [stderr]   Downloaded plural-derive v0.1.0
[INFO] [stderr]   Downloaded ai-descriptor v0.9.0
[INFO] [stderr]   Downloaded export-magic v0.3.6
[INFO] [stderr]   Downloaded rand-construct v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1039e7df6b8fd956b4a233d9e9af2016a5afd10a6c6316fea112277a683a5c8
[INFO] running `Command { std: "docker" "start" "-a" "c1039e7df6b8fd956b4a233d9e9af2016a5afd10a6c6316fea112277a683a5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1039e7df6b8fd956b4a233d9e9af2016a5afd10a6c6316fea112277a683a5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1039e7df6b8fd956b4a233d9e9af2016a5afd10a6c6316fea112277a683a5c8", kill_on_drop: false }`
[INFO] [stdout] c1039e7df6b8fd956b4a233d9e9af2016a5afd10a6c6316fea112277a683a5c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d352474c0eb7c08f80b58255841ba3a227865385c24dc29daa7f94a30aed17
[INFO] running `Command { std: "docker" "start" "-a" "52d352474c0eb7c08f80b58255841ba3a227865385c24dc29daa7f94a30aed17", kill_on_drop: false }`
[INFO] [stderr]    Compiling export-magic v0.3.6
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling plural-trait v0.1.0
[INFO] [stderr]    Compiling ai-descriptor-trait v0.3.0
[INFO] [stderr]    Compiling plural-derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling random-constructible v0.10.0
[INFO] [stderr]    Compiling ai-descriptor-derive v0.5.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling ai-descriptor v0.9.0
[INFO] [stderr]    Compiling random-constructible-derive v0.10.0
[INFO] [stderr]    Compiling rand-construct v0.10.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling structured-language-form v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.72s
[INFO] running `Command { std: "docker" "inspect" "52d352474c0eb7c08f80b58255841ba3a227865385c24dc29daa7f94a30aed17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d352474c0eb7c08f80b58255841ba3a227865385c24dc29daa7f94a30aed17", kill_on_drop: false }`
[INFO] [stdout] 52d352474c0eb7c08f80b58255841ba3a227865385c24dc29daa7f94a30aed17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0b2bc6ed4db6586307958a08f561e3ee9ea53b6745235ce2841f4aa1623d31a
[INFO] running `Command { std: "docker" "start" "-a" "c0b2bc6ed4db6586307958a08f561e3ee9ea53b6745235ce2841f4aa1623d31a", kill_on_drop: false }`
[INFO] [stderr]    Compiling structured-language-form v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "c0b2bc6ed4db6586307958a08f561e3ee9ea53b6745235ce2841f4aa1623d31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b2bc6ed4db6586307958a08f561e3ee9ea53b6745235ce2841f4aa1623d31a", kill_on_drop: false }`
[INFO] [stdout] c0b2bc6ed4db6586307958a08f561e3ee9ea53b6745235ce2841f4aa1623d31a