[INFO] fetching crate exon-io 0.32.2...
[INFO] checking exon-io-0.32.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate exon-io 0.32.2 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate exon-io 0.32.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exon-io 0.32.2
[INFO] finished tweaking crates.io crate exon-io 0.32.2
[INFO] tweaked toml for crates.io crate exon-io 0.32.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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]      Locking 220 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding core-foundation v0.9.4 (available: v0.10.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding h2 v0.3.26 (available: v0.4.6)
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (available: v1.0.1)
[INFO] [stderr]       Adding hyper v0.14.30 (available: v1.4.1)
[INFO] [stderr]       Adding hyper-rustls v0.24.2 (available: v0.27.3)
[INFO] [stderr]       Adding idna v0.5.0 (available: v1.0.2)
[INFO] [stderr]       Adding object_store v0.10.2 (available: v0.11.0)
[INFO] [stderr]       Adding rustls v0.21.12 (available: v0.23.13)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (available: v0.8.0)
[INFO] [stderr]       Adding rustls-native-certs v0.7.3 (available: v0.8.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (available: v2.1.3)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (available: v0.102.8)
[INFO] [stderr]       Adding security-framework v2.11.1 (available: v3.0.0)
[INFO] [stderr]       Adding snafu v0.7.5 (available: v0.8.5)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (available: v0.8.5)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding tokio-rustls v0.24.1 (available: v0.26.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-registry v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding windows-strings v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2134921cb4315d8cfa408e65087638d559cca6a49ef72144f7cd6553ed9d8aa1
[INFO] running `Command { std: "docker" "start" "-a" "2134921cb4315d8cfa408e65087638d559cca6a49ef72144f7cd6553ed9d8aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2134921cb4315d8cfa408e65087638d559cca6a49ef72144f7cd6553ed9d8aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2134921cb4315d8cfa408e65087638d559cca6a49ef72144f7cd6553ed9d8aa1", kill_on_drop: false }`
[INFO] [stdout] 2134921cb4315d8cfa408e65087638d559cca6a49ef72144f7cd6553ed9d8aa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec0dd0e736c6bdaa58d2ce8fe88f9481ab2ba059bd8fbfb049167e2f9ff9688e
[INFO] running `Command { std: "docker" "start" "-a" "ec0dd0e736c6bdaa58d2ce8fe88f9481ab2ba059bd8fbfb049167e2f9ff9688e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking bytes-utils v0.1.4
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking rustls-native-certs v0.8.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking rustls-native-certs v0.7.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking quick-xml v0.36.2
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling rustls v0.23.13
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking http-body-util v0.1.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking aws-smithy-types v1.2.6
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking aws-smithy-async v1.2.1
[INFO] [stderr]     Checking aws-smithy-json v0.60.7
[INFO] [stderr]     Checking aws-smithy-query v0.60.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking rustls-webpki v0.102.8
[INFO] [stderr]     Checking aws-smithy-runtime-api v1.7.2
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking h2 v0.4.6
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking aws-credential-types v1.2.1
[INFO] [stderr]     Checking aws-smithy-http v0.60.11
[INFO] [stderr]     Checking aws-types v1.3.3
[INFO] [stderr]     Checking aws-sigv4 v1.2.4
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]     Checking hyper v1.4.1
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking hyper-util v0.1.9
[INFO] [stderr]     Checking tokio-rustls v0.26.0
[INFO] [stderr]     Checking hyper-rustls v0.27.3
[INFO] [stderr]     Checking reqwest v0.12.7
[INFO] [stderr]     Checking object_store v0.10.2
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking aws-smithy-runtime v1.7.1
[INFO] [stderr]     Checking aws-runtime v1.4.3
[INFO] [stderr]     Checking aws-sdk-sts v1.43.0
[INFO] [stderr]     Checking aws-sdk-ssooidc v1.44.0
[INFO] [stderr]     Checking aws-sdk-sso v1.43.0
[INFO] [stderr]     Checking aws-config v1.5.6
[INFO] [stderr]     Checking exon-io v0.32.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.90s
[INFO] running `Command { std: "docker" "inspect" "ec0dd0e736c6bdaa58d2ce8fe88f9481ab2ba059bd8fbfb049167e2f9ff9688e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0dd0e736c6bdaa58d2ce8fe88f9481ab2ba059bd8fbfb049167e2f9ff9688e", kill_on_drop: false }`
[INFO] [stdout] ec0dd0e736c6bdaa58d2ce8fe88f9481ab2ba059bd8fbfb049167e2f9ff9688e