[INFO] fetching crate lwip 0.3.9...
[INFO] checking lwip-0.3.9 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate lwip 0.3.9 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate lwip 0.3.9 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 lwip 0.3.9
[INFO] finished tweaking crates.io crate lwip 0.3.9
[INFO] tweaked toml for crates.io crate lwip 0.3.9 written to /workspace/builds/worker-3-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 83 packages
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bindgen v0.69.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9352d99d269ef7498631830d3ef300418779fc859f8e49bcbbd63d96f6899235
[INFO] running `Command { std: "docker" "start" "-a" "9352d99d269ef7498631830d3ef300418779fc859f8e49bcbbd63d96f6899235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9352d99d269ef7498631830d3ef300418779fc859f8e49bcbbd63d96f6899235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9352d99d269ef7498631830d3ef300418779fc859f8e49bcbbd63d96f6899235", kill_on_drop: false }`
[INFO] [stdout] 9352d99d269ef7498631830d3ef300418779fc859f8e49bcbbd63d96f6899235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 991f99c3aca69606c099f815db3ba275ea7d30b178f5510ba31986b50bad40e9
[INFO] running `Command { std: "docker" "start" "-a" "991f99c3aca69606c099f815db3ba275ea7d30b178f5510ba31986b50bad40e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling prettyplease v0.2.17
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling lwip v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lwip@0.3.9: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr] warning: lwip@0.3.9: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stdout] warning: field `remote_addr` is never read
[INFO] [stdout]   --> rust/tcp_stream_context.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct TcpStreamContextInner {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] 13 |     pub local_addr: SocketAddr,
[INFO] [stdout] 14 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `remote_addr` is never read
[INFO] [stdout]   --> rust/tcp_stream_context.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct TcpStreamContextInner {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] 13 |     pub local_addr: SocketAddr,
[INFO] [stdout] 14 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 23.66s
[INFO] running `Command { std: "docker" "inspect" "991f99c3aca69606c099f815db3ba275ea7d30b178f5510ba31986b50bad40e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "991f99c3aca69606c099f815db3ba275ea7d30b178f5510ba31986b50bad40e9", kill_on_drop: false }`
[INFO] [stdout] 991f99c3aca69606c099f815db3ba275ea7d30b178f5510ba31986b50bad40e9
[INFO] checking lwip-0.3.9 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate lwip 0.3.9 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate lwip 0.3.9 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 lwip 0.3.9
[INFO] finished tweaking crates.io crate lwip 0.3.9
[INFO] tweaked toml for crates.io crate lwip 0.3.9 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e2006a22c176bf7911a30d3cc1b5b833a851caf7375f637590536bf35db02389
[INFO] running `Command { std: "docker" "start" "-a" "e2006a22c176bf7911a30d3cc1b5b833a851caf7375f637590536bf35db02389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2006a22c176bf7911a30d3cc1b5b833a851caf7375f637590536bf35db02389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2006a22c176bf7911a30d3cc1b5b833a851caf7375f637590536bf35db02389", kill_on_drop: false }`
[INFO] [stdout] e2006a22c176bf7911a30d3cc1b5b833a851caf7375f637590536bf35db02389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ba8da37be9d2ba4c789341c6b7c99ae9b376ebd5805069faddc3f10cd0c0780c
[INFO] running `Command { std: "docker" "start" "-a" "ba8da37be9d2ba4c789341c6b7c99ae9b376ebd5805069faddc3f10cd0c0780c", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling prettyplease v0.2.17
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling libloading v0.8.3
[INFO] [stderr]    Compiling bindgen v0.69.4
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling clang-sys v1.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling lwip v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lwip@0.3.9: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr] warning: lwip@0.3.9: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stdout] warning: field `remote_addr` is never read
[INFO] [stdout]   --> rust/tcp_stream_context.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct TcpStreamContextInner {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] 13 |     pub local_addr: SocketAddr,
[INFO] [stdout] 14 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `remote_addr` is never read
[INFO] [stdout]   --> rust/tcp_stream_context.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct TcpStreamContextInner {
[INFO] [stdout]    |            --------------------- field in this struct
[INFO] [stdout] 13 |     pub local_addr: SocketAddr,
[INFO] [stdout] 14 |     pub remote_addr: SocketAddr,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 25.82s
[INFO] running `Command { std: "docker" "inspect" "ba8da37be9d2ba4c789341c6b7c99ae9b376ebd5805069faddc3f10cd0c0780c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8da37be9d2ba4c789341c6b7c99ae9b376ebd5805069faddc3f10cd0c0780c", kill_on_drop: false }`
[INFO] [stdout] ba8da37be9d2ba4c789341c6b7c99ae9b376ebd5805069faddc3f10cd0c0780c