[INFO] fetching crate flowcore 0.142.0...
[INFO] checking flowcore-0.142.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate flowcore 0.142.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate flowcore 0.142.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flowcore 0.142.0
[INFO] finished tweaking crates.io crate flowcore 0.142.0
[INFO] tweaked toml for crates.io crate flowcore 0.142.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding idna v0.2.3 (available: v1.0.2)
[INFO] [stderr]       Adding url v2.2.2 (available: v2.5.2)
[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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd31eefcd8da1f779a5d5ce799896f5a9526fde15e1d7d0188e73ad02e090f5
[INFO] running `Command { std: "docker" "start" "-a" "4dd31eefcd8da1f779a5d5ce799896f5a9526fde15e1d7d0188e73ad02e090f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd31eefcd8da1f779a5d5ce799896f5a9526fde15e1d7d0188e73ad02e090f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd31eefcd8da1f779a5d5ce799896f5a9526fde15e1d7d0188e73ad02e090f5", kill_on_drop: false }`
[INFO] [stdout] 4dd31eefcd8da1f779a5d5ce799896f5a9526fde15e1d7d0188e73ad02e090f5
[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 -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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ea68e8de46fecc72478925cd0a3201d929159b3b6127446ca12d3f91dc162f
[INFO] running `Command { std: "docker" "start" "-a" "82ea68e8de46fecc72478925cd0a3201d929159b3b6127446ca12d3f91dc162f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling cc v1.1.22
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]    Compiling libz-sys v1.1.20
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling curl-sys v0.4.76+curl-8.10.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking simpath v2.5.0
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking flowcore v0.142.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "82ea68e8de46fecc72478925cd0a3201d929159b3b6127446ca12d3f91dc162f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ea68e8de46fecc72478925cd0a3201d929159b3b6127446ca12d3f91dc162f", kill_on_drop: false }`
[INFO] [stdout] 82ea68e8de46fecc72478925cd0a3201d929159b3b6127446ca12d3f91dc162f