[INFO] fetching crate block-on 0.3.0...
[INFO] checking block-on-0.3.0 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate block-on 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate block-on 0.3.0 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block-on 0.3.0
[INFO] finished tweaking crates.io crate block-on 0.3.0
[INFO] tweaked toml for crates.io crate block-on 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5274c3934fe31a99f62ea05a0cf72d7aebc8dc5eeb0c861f4bdeff7a9ad36c1
[INFO] running `Command { std: "docker" "start" "-a" "d5274c3934fe31a99f62ea05a0cf72d7aebc8dc5eeb0c861f4bdeff7a9ad36c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5274c3934fe31a99f62ea05a0cf72d7aebc8dc5eeb0c861f4bdeff7a9ad36c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5274c3934fe31a99f62ea05a0cf72d7aebc8dc5eeb0c861f4bdeff7a9ad36c1", kill_on_drop: false }`
[INFO] [stdout] d5274c3934fe31a99f62ea05a0cf72d7aebc8dc5eeb0c861f4bdeff7a9ad36c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e42ebff443f9c2d5a5a138db435fc652d7276154faa46e1ef583f4519d791ea8
[INFO] running `Command { std: "docker" "start" "-a" "e42ebff443f9c2d5a5a138db435fc652d7276154faa46e1ef583f4519d791ea8", kill_on_drop: false }`
[INFO] [stderr]     Checking block-on v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "e42ebff443f9c2d5a5a138db435fc652d7276154faa46e1ef583f4519d791ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42ebff443f9c2d5a5a138db435fc652d7276154faa46e1ef583f4519d791ea8", kill_on_drop: false }`
[INFO] [stdout] e42ebff443f9c2d5a5a138db435fc652d7276154faa46e1ef583f4519d791ea8
[INFO] checking block-on-0.3.0 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] extracting crate block-on 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate block-on 0.3.0 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block-on 0.3.0
[INFO] finished tweaking crates.io crate block-on 0.3.0
[INFO] tweaked toml for crates.io crate block-on 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3f21a3196839ab0a60871acd07cb497f2a1b8ee8a4606f8a2163a037af212c4
[INFO] running `Command { std: "docker" "start" "-a" "e3f21a3196839ab0a60871acd07cb497f2a1b8ee8a4606f8a2163a037af212c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f21a3196839ab0a60871acd07cb497f2a1b8ee8a4606f8a2163a037af212c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f21a3196839ab0a60871acd07cb497f2a1b8ee8a4606f8a2163a037af212c4", kill_on_drop: false }`
[INFO] [stdout] e3f21a3196839ab0a60871acd07cb497f2a1b8ee8a4606f8a2163a037af212c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3537413951de4bb87c598db411b1dca0fe46dbb3755ed6c90fc3dd33eb242c1f
[INFO] running `Command { std: "docker" "start" "-a" "3537413951de4bb87c598db411b1dca0fe46dbb3755ed6c90fc3dd33eb242c1f", kill_on_drop: false }`
[INFO] [stderr]     Checking block-on v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] running `Command { std: "docker" "inspect" "3537413951de4bb87c598db411b1dca0fe46dbb3755ed6c90fc3dd33eb242c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3537413951de4bb87c598db411b1dca0fe46dbb3755ed6c90fc3dd33eb242c1f", kill_on_drop: false }`
[INFO] [stdout] 3537413951de4bb87c598db411b1dca0fe46dbb3755ed6c90fc3dd33eb242c1f
