[INFO] fetching crate caring 0.3.0...
[INFO] checking caring-0.3.0 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate caring 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate caring 0.3.0 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caring 0.3.0
[INFO] finished tweaking crates.io crate caring 0.3.0
[INFO] tweaked toml for crates.io crate caring 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] [stderr]       Adding memfd v0.3.0 (latest: v0.6.4)
[INFO] [stderr]       Adding sendfd v0.3.3 (latest: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sendfd v0.3.3
[INFO] [stderr]   Downloaded interprocess-traits v0.1.1
[INFO] [stderr]   Downloaded memfd v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3822cdafd1427d344f324e38482a44874e3dd6702d005f7f0933e814f0550f98
[INFO] running `Command { std: "docker" "start" "-a" "3822cdafd1427d344f324e38482a44874e3dd6702d005f7f0933e814f0550f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3822cdafd1427d344f324e38482a44874e3dd6702d005f7f0933e814f0550f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3822cdafd1427d344f324e38482a44874e3dd6702d005f7f0933e814f0550f98", kill_on_drop: false }`
[INFO] [stdout] 3822cdafd1427d344f324e38482a44874e3dd6702d005f7f0933e814f0550f98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaefba2564585a5d06b351be0f00fb1dd954a96a71d34ee1e2b419b6e0c1e733
[INFO] running `Command { std: "docker" "start" "-a" "eaefba2564585a5d06b351be0f00fb1dd954a96a71d34ee1e2b419b6e0c1e733", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking interprocess-traits v0.1.1
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking sendfd v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking memfd v0.3.0
[INFO] [stderr]     Checking caring v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "eaefba2564585a5d06b351be0f00fb1dd954a96a71d34ee1e2b419b6e0c1e733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaefba2564585a5d06b351be0f00fb1dd954a96a71d34ee1e2b419b6e0c1e733", kill_on_drop: false }`
[INFO] [stdout] eaefba2564585a5d06b351be0f00fb1dd954a96a71d34ee1e2b419b6e0c1e733