[INFO] fetching crate safetruct 0.2.0...
[INFO] building safetruct-0.2.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate safetruct 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate safetruct 0.2.0
[INFO] finished tweaking crates.io crate safetruct 0.2.0
[INFO] tweaked toml for crates.io crate safetruct 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safetruct 0.2.0 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] 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] 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] 079e93fedaec49b321a10e0dcb6a7d8f9537a6ec99f36340cb9c2fc76a68146b
[INFO] running `Command { std: "docker" "start" "-a" "079e93fedaec49b321a10e0dcb6a7d8f9537a6ec99f36340cb9c2fc76a68146b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "079e93fedaec49b321a10e0dcb6a7d8f9537a6ec99f36340cb9c2fc76a68146b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079e93fedaec49b321a10e0dcb6a7d8f9537a6ec99f36340cb9c2fc76a68146b", kill_on_drop: false }`
[INFO] [stdout] 079e93fedaec49b321a10e0dcb6a7d8f9537a6ec99f36340cb9c2fc76a68146b
[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] a777459e4e7706146297a74370dd7bd3c2418db7477b66e19c7e8d7f3e67fa8e
[INFO] running `Command { std: "docker" "start" "-a" "a777459e4e7706146297a74370dd7bd3c2418db7477b66e19c7e8d7f3e67fa8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling safetruct v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "a777459e4e7706146297a74370dd7bd3c2418db7477b66e19c7e8d7f3e67fa8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a777459e4e7706146297a74370dd7bd3c2418db7477b66e19c7e8d7f3e67fa8e", kill_on_drop: false }`
[INFO] [stdout] a777459e4e7706146297a74370dd7bd3c2418db7477b66e19c7e8d7f3e67fa8e
[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] 48c3a3f5573ebcdf07af895111ea9a60e8c4e510c597891999b9e2c299bfb81f
[INFO] running `Command { std: "docker" "start" "-a" "48c3a3f5573ebcdf07af895111ea9a60e8c4e510c597891999b9e2c299bfb81f", kill_on_drop: false }`
[INFO] [stderr]    Compiling safetruct v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "48c3a3f5573ebcdf07af895111ea9a60e8c4e510c597891999b9e2c299bfb81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c3a3f5573ebcdf07af895111ea9a60e8c4e510c597891999b9e2c299bfb81f", kill_on_drop: false }`
[INFO] [stdout] 48c3a3f5573ebcdf07af895111ea9a60e8c4e510c597891999b9e2c299bfb81f