[INFO] fetching crate binarystream 1.1.4...
[INFO] checking binarystream-1.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate binarystream 1.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate binarystream 1.1.4 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 binarystream 1.1.4
[INFO] finished tweaking crates.io crate binarystream 1.1.4
[INFO] tweaked toml for crates.io crate binarystream 1.1.4 written to /workspace/builds/worker-7-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 31 packages
[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 napi-derive-backend v1.0.63
[INFO] [stderr]   Downloaded napi-build v2.1.2
[INFO] [stderr]   Downloaded ctor v0.2.7
[INFO] [stderr]   Downloaded napi-sys v2.3.0
[INFO] [stderr]   Downloaded napi-derive v2.16.1
[INFO] [stderr]   Downloaded napi v2.16.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cb9dbba20885955dd98eef618e81e59d28cb21d6176571b4ca5e0b9753707c87
[INFO] running `Command { std: "docker" "start" "-a" "cb9dbba20885955dd98eef618e81e59d28cb21d6176571b4ca5e0b9753707c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb9dbba20885955dd98eef618e81e59d28cb21d6176571b4ca5e0b9753707c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb9dbba20885955dd98eef618e81e59d28cb21d6176571b4ca5e0b9753707c87", kill_on_drop: false }`
[INFO] [stdout] cb9dbba20885955dd98eef618e81e59d28cb21d6176571b4ca5e0b9753707c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3178c33c9981daa74dd189b7d5ff1767c2af313f17af6931f2f991c8515f2b60
[INFO] running `Command { std: "docker" "start" "-a" "3178c33c9981daa74dd189b7d5ff1767c2af313f17af6931f2f991c8515f2b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling napi-build v2.1.2
[INFO] [stderr]     Checking napi-sys v2.3.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling binarystream v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling napi-derive-backend v1.0.63
[INFO] [stderr]    Compiling ctor v0.2.7
[INFO] [stderr]     Checking napi v2.16.1
[INFO] [stderr]    Compiling napi-derive v2.16.1
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/stream/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use napi::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 | use napi::bindgen_prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/stream/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use napi::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 | use napi::bindgen_prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "3178c33c9981daa74dd189b7d5ff1767c2af313f17af6931f2f991c8515f2b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3178c33c9981daa74dd189b7d5ff1767c2af313f17af6931f2f991c8515f2b60", kill_on_drop: false }`
[INFO] [stdout] 3178c33c9981daa74dd189b7d5ff1767c2af313f17af6931f2f991c8515f2b60
[INFO] checking binarystream-1.1.4 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate binarystream 1.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate binarystream 1.1.4 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 binarystream 1.1.4
[INFO] finished tweaking crates.io crate binarystream 1.1.4
[INFO] tweaked toml for crates.io crate binarystream 1.1.4 written to /workspace/builds/worker-7-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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c2bc30ec90a8dcb58d9803120c56be9d4b4eb5c2d29864b9dd522b12ad2d800c
[INFO] running `Command { std: "docker" "start" "-a" "c2bc30ec90a8dcb58d9803120c56be9d4b4eb5c2d29864b9dd522b12ad2d800c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2bc30ec90a8dcb58d9803120c56be9d4b4eb5c2d29864b9dd522b12ad2d800c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bc30ec90a8dcb58d9803120c56be9d4b4eb5c2d29864b9dd522b12ad2d800c", kill_on_drop: false }`
[INFO] [stdout] c2bc30ec90a8dcb58d9803120c56be9d4b4eb5c2d29864b9dd522b12ad2d800c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1df0b13b0f1a6d6b6955cabc205ea578197b7c960714e76b72416376e5ac3319
[INFO] running `Command { std: "docker" "start" "-a" "1df0b13b0f1a6d6b6955cabc205ea578197b7c960714e76b72416376e5ac3319", kill_on_drop: false }`
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling napi-build v2.1.2
[INFO] [stderr]     Checking napi-sys v2.3.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling binarystream v1.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling napi-derive-backend v1.0.63
[INFO] [stderr]    Compiling ctor v0.2.7
[INFO] [stderr]     Checking napi v2.16.1
[INFO] [stderr]    Compiling napi-derive v2.16.1
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/stream/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use napi::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 | use napi::bindgen_prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/stream/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use napi::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 3 | use napi::bindgen_prelude::*;
[INFO] [stdout]   |     ------------------------ the item `Result` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.01s
[INFO] running `Command { std: "docker" "inspect" "1df0b13b0f1a6d6b6955cabc205ea578197b7c960714e76b72416376e5ac3319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df0b13b0f1a6d6b6955cabc205ea578197b7c960714e76b72416376e5ac3319", kill_on_drop: false }`
[INFO] [stdout] 1df0b13b0f1a6d6b6955cabc205ea578197b7c960714e76b72416376e5ac3319