[INFO] fetching crate wings_host 0.1.5...
[INFO] building wings_host-0.1.5 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate wings_host 0.1.5 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate wings_host 0.1.5
[INFO] finished tweaking crates.io crate wings_host 0.1.5
[INFO] tweaked toml for crates.io crate wings_host 0.1.5 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wings_host 0.1.5 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding wasm_runtime_layer v0.4.2 (available: v0.6.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded geese v0.3.11
[INFO] [stderr]   Downloaded const_list v0.1.0
[INFO] [stderr]   Downloaded wings_marshal v0.1.5
[INFO] [stderr]   Downloaded vecdeque-stableix v1.1.1
[INFO] [stderr]   Downloaded wasm_sync v0.1.2
[INFO] [stderr]   Downloaded topological-sort v0.2.2
[INFO] [stderr]   Downloaded wasm_runtime_layer v0.4.2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f4c7d5a39056da2388a23bc11b54a58aea7b6413439c340c00c3fb0f825c107
[INFO] running `Command { std: "docker" "start" "-a" "0f4c7d5a39056da2388a23bc11b54a58aea7b6413439c340c00c3fb0f825c107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f4c7d5a39056da2388a23bc11b54a58aea7b6413439c340c00c3fb0f825c107", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f4c7d5a39056da2388a23bc11b54a58aea7b6413439c340c00c3fb0f825c107", kill_on_drop: false }`
[INFO] [stdout] 0f4c7d5a39056da2388a23bc11b54a58aea7b6413439c340c00c3fb0f825c107
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec6c4e8df8d03260ac9484e2002cc3f861f7d8056950cbc604c27ec856e9e72f
[INFO] running `Command { std: "docker" "start" "-a" "ec6c4e8df8d03260ac9484e2002cc3f861f7d8056950cbc604c27ec856e9e72f", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling const_list v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling wasm_sync v0.1.2
[INFO] [stderr]    Compiling topological-sort v0.2.2
[INFO] [stderr]    Compiling geese v0.3.11
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling wings_marshal v0.1.5
[INFO] [stderr]    Compiling wasm_runtime_layer v0.4.2
[INFO] [stderr]    Compiling vecdeque-stableix v1.1.1
[INFO] [stderr]    Compiling wings_host v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "ec6c4e8df8d03260ac9484e2002cc3f861f7d8056950cbc604c27ec856e9e72f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6c4e8df8d03260ac9484e2002cc3f861f7d8056950cbc604c27ec856e9e72f", kill_on_drop: false }`
[INFO] [stdout] ec6c4e8df8d03260ac9484e2002cc3f861f7d8056950cbc604c27ec856e9e72f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b1b1bd6a6262f386bdce2459708fe009749fc6ae99339aba24b682f9d7cfc63
[INFO] running `Command { std: "docker" "start" "-a" "1b1b1bd6a6262f386bdce2459708fe009749fc6ae99339aba24b682f9d7cfc63", kill_on_drop: false }`
[INFO] [stderr]    Compiling wings_host v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "1b1b1bd6a6262f386bdce2459708fe009749fc6ae99339aba24b682f9d7cfc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1b1bd6a6262f386bdce2459708fe009749fc6ae99339aba24b682f9d7cfc63", kill_on_drop: false }`
[INFO] [stdout] 1b1b1bd6a6262f386bdce2459708fe009749fc6ae99339aba24b682f9d7cfc63