[INFO] fetching crate safe_arch 0.9.2...
[INFO] building safe_arch-0.9.2 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate safe_arch 0.9.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate safe_arch 0.9.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate safe_arch 0.9.2
[INFO] tweaked toml for crates.io crate safe_arch 0.9.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safe_arch 0.9.2 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate safe_arch 0.9.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b104b5e04c426b3ae186f6cb93c93dfb0bfc697d61c371574065074e7583c29f
[INFO] running `Command { std: "docker" "start" "-a" "b104b5e04c426b3ae186f6cb93c93dfb0bfc697d61c371574065074e7583c29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b104b5e04c426b3ae186f6cb93c93dfb0bfc697d61c371574065074e7583c29f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b104b5e04c426b3ae186f6cb93c93dfb0bfc697d61c371574065074e7583c29f", kill_on_drop: false }`
[INFO] [stdout] b104b5e04c426b3ae186f6cb93c93dfb0bfc697d61c371574065074e7583c29f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458759a6cc2e200df7eeb02cd5998e473b0e03efae622d58b75a1de21c3d0234
[INFO] running `Command { std: "docker" "start" "-a" "458759a6cc2e200df7eeb02cd5998e473b0e03efae622d58b75a1de21c3d0234", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_arch v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "458759a6cc2e200df7eeb02cd5998e473b0e03efae622d58b75a1de21c3d0234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458759a6cc2e200df7eeb02cd5998e473b0e03efae622d58b75a1de21c3d0234", kill_on_drop: false }`
[INFO] [stdout] 458759a6cc2e200df7eeb02cd5998e473b0e03efae622d58b75a1de21c3d0234
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78fd4d695b7405275d7ef0c38b555b61958458f06c5c08ba2496b4d6386090c6
[INFO] running `Command { std: "docker" "start" "-a" "78fd4d695b7405275d7ef0c38b555b61958458f06c5c08ba2496b4d6386090c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling safe_arch v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "78fd4d695b7405275d7ef0c38b555b61958458f06c5c08ba2496b4d6386090c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78fd4d695b7405275d7ef0c38b555b61958458f06c5c08ba2496b4d6386090c6", kill_on_drop: false }`
[INFO] [stdout] 78fd4d695b7405275d7ef0c38b555b61958458f06c5c08ba2496b4d6386090c6