[INFO] fetching crate worker-sys 0.0.10...
[INFO] checking worker-sys-0.0.10 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate worker-sys 0.0.10 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate worker-sys 0.0.10 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate worker-sys 0.0.10
[INFO] finished tweaking crates.io crate worker-sys 0.0.10
[INFO] tweaked toml for crates.io crate worker-sys 0.0.10 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 16 packages
[INFO] [stderr]       Adding js-sys v0.3.63 (latest: v0.3.69)
[INFO] [stderr]       Adding wasm-bindgen v0.2.86 (latest: v0.2.92)
[INFO] [stderr]       Adding wasm-bindgen-backend v0.2.86 (latest: v0.2.92)
[INFO] [stderr]       Adding wasm-bindgen-macro v0.2.86 (latest: v0.2.92)
[INFO] [stderr]       Adding wasm-bindgen-macro-support v0.2.86 (latest: v0.2.92)
[INFO] [stderr]       Adding wasm-bindgen-shared v0.2.86 (latest: v0.2.92)
[INFO] [stderr]       Adding web-sys v0.3.63 (latest: v0.3.69)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee4ea73b3849768da5575dc0669b2cce504148e9ad632893e5cac97229219225
[INFO] running `Command { std: "docker" "start" "-a" "ee4ea73b3849768da5575dc0669b2cce504148e9ad632893e5cac97229219225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee4ea73b3849768da5575dc0669b2cce504148e9ad632893e5cac97229219225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4ea73b3849768da5575dc0669b2cce504148e9ad632893e5cac97229219225", kill_on_drop: false }`
[INFO] [stdout] ee4ea73b3849768da5575dc0669b2cce504148e9ad632893e5cac97229219225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93cf428cc9fc3e30d49d50af5f875bf2c8aa6dcf4797d76ee5703df85b4efecb
[INFO] running `Command { std: "docker" "start" "-a" "93cf428cc9fc3e30d49d50af5f875bf2c8aa6dcf4797d76ee5703df85b4efecb", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.86
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.86
[INFO] [stderr]     Checking js-sys v0.3.63
[INFO] [stderr]     Checking web-sys v0.3.63
[INFO] [stderr]     Checking worker-sys v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.90s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.86
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "93cf428cc9fc3e30d49d50af5f875bf2c8aa6dcf4797d76ee5703df85b4efecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cf428cc9fc3e30d49d50af5f875bf2c8aa6dcf4797d76ee5703df85b4efecb", kill_on_drop: false }`
[INFO] [stdout] 93cf428cc9fc3e30d49d50af5f875bf2c8aa6dcf4797d76ee5703df85b4efecb
[INFO] checking worker-sys-0.0.10 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate worker-sys 0.0.10 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate worker-sys 0.0.10 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate worker-sys 0.0.10
[INFO] finished tweaking crates.io crate worker-sys 0.0.10
[INFO] tweaked toml for crates.io crate worker-sys 0.0.10 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85276abb784798d1b7339af46e9e1c569411a506e199008c9abddd3e0efda6ae
[INFO] running `Command { std: "docker" "start" "-a" "85276abb784798d1b7339af46e9e1c569411a506e199008c9abddd3e0efda6ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85276abb784798d1b7339af46e9e1c569411a506e199008c9abddd3e0efda6ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85276abb784798d1b7339af46e9e1c569411a506e199008c9abddd3e0efda6ae", kill_on_drop: false }`
[INFO] [stdout] 85276abb784798d1b7339af46e9e1c569411a506e199008c9abddd3e0efda6ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e312942935eaaf827ddef7389452f4141e63333ae81fad55ca9bba2c23b3ee96
[INFO] running `Command { std: "docker" "start" "-a" "e312942935eaaf827ddef7389452f4141e63333ae81fad55ca9bba2c23b3ee96", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.86
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling wasm-bindgen v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.86
[INFO] [stderr]     Checking js-sys v0.3.63
[INFO] [stderr]     Checking web-sys v0.3.63
[INFO] [stderr]     Checking worker-sys v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.86
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e312942935eaaf827ddef7389452f4141e63333ae81fad55ca9bba2c23b3ee96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e312942935eaaf827ddef7389452f4141e63333ae81fad55ca9bba2c23b3ee96", kill_on_drop: false }`
[INFO] [stdout] e312942935eaaf827ddef7389452f4141e63333ae81fad55ca9bba2c23b3ee96