[INFO] fetching crate wasm-bindgen-backend 0.2.74...
[INFO] testing wasm-bindgen-backend-0.2.74 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate wasm-bindgen-backend 0.2.74 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wasm-bindgen-backend 0.2.74 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm-bindgen-backend 0.2.74
[INFO] finished tweaking crates.io crate wasm-bindgen-backend 0.2.74
[INFO] tweaked toml for crates.io crate wasm-bindgen-backend 0.2.74 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b85b515385df7ded2dec4be0bc1afdddd80d85b52722c45f24d176f27c7b18a
[INFO] running `Command { std: "docker" "start" "-a" "0b85b515385df7ded2dec4be0bc1afdddd80d85b52722c45f24d176f27c7b18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b85b515385df7ded2dec4be0bc1afdddd80d85b52722c45f24d176f27c7b18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b85b515385df7ded2dec4be0bc1afdddd80d85b52722c45f24d176f27c7b18a", kill_on_drop: false }`
[INFO] [stdout] 0b85b515385df7ded2dec4be0bc1afdddd80d85b52722c45f24d176f27c7b18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac6b27340fbd43001a9e7f979a84f0a481009eb18ad218a833545e80c1fd2cc1
[INFO] running `Command { std: "docker" "start" "-a" "ac6b27340fbd43001a9e7f979a84f0a481009eb18ad218a833545e80c1fd2cc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.17s
[INFO] running `Command { std: "docker" "inspect" "ac6b27340fbd43001a9e7f979a84f0a481009eb18ad218a833545e80c1fd2cc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6b27340fbd43001a9e7f979a84f0a481009eb18ad218a833545e80c1fd2cc1", kill_on_drop: false }`
[INFO] [stdout] ac6b27340fbd43001a9e7f979a84f0a481009eb18ad218a833545e80c1fd2cc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b6844462ce4e9ced204102e19d7a11e7b134ff2577d7bfdd0e800a08a74382
[INFO] running `Command { std: "docker" "start" "-a" "a4b6844462ce4e9ced204102e19d7a11e7b134ff2577d7bfdd0e800a08a74382", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "a4b6844462ce4e9ced204102e19d7a11e7b134ff2577d7bfdd0e800a08a74382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b6844462ce4e9ced204102e19d7a11e7b134ff2577d7bfdd0e800a08a74382", kill_on_drop: false }`
[INFO] [stdout] a4b6844462ce4e9ced204102e19d7a11e7b134ff2577d7bfdd0e800a08a74382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32b1b81c0f8202fe204b2783335964fc24fe47b14f879f693336b2183af40ef1
[INFO] running `Command { std: "docker" "start" "-a" "32b1b81c0f8202fe204b2783335964fc24fe47b14f879f693336b2183af40ef1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasm_bindgen_backend-70e68b1e14c75189)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests wasm-bindgen-backend
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32b1b81c0f8202fe204b2783335964fc24fe47b14f879f693336b2183af40ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32b1b81c0f8202fe204b2783335964fc24fe47b14f879f693336b2183af40ef1", kill_on_drop: false }`
[INFO] [stdout] 32b1b81c0f8202fe204b2783335964fc24fe47b14f879f693336b2183af40ef1