[INFO] fetching crate why3 0.2.0...
[INFO] checking why3-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate why3 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate why3 0.2.0 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 why3 0.2.0
[INFO] finished tweaking crates.io crate why3 0.2.0
[INFO] tweaked toml for crates.io crate why3 0.2.0 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 68 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (available: v0.7.6)
[INFO] [stderr]       Adding bit-set v0.5.3 (available: v0.8.0)
[INFO] [stderr]       Adding bit-vec v0.6.3 (available: v0.8.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (available: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding pretty v0.11.3 (available: v0.12.3)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 34385207966b69a06464e962f1159994566454f7cf8d97112a964a5834bb7b23
[INFO] running `Command { std: "docker" "start" "-a" "34385207966b69a06464e962f1159994566454f7cf8d97112a964a5834bb7b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34385207966b69a06464e962f1159994566454f7cf8d97112a964a5834bb7b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34385207966b69a06464e962f1159994566454f7cf8d97112a964a5834bb7b23", kill_on_drop: false }`
[INFO] [stdout] 34385207966b69a06464e962f1159994566454f7cf8d97112a964a5834bb7b23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9bd10665e0b13fbdcf11789b8750ae0f355ea660e657b1e28c06cf349e899dd6
[INFO] running `Command { std: "docker" "start" "-a" "9bd10665e0b13fbdcf11789b8750ae0f355ea660e657b1e28c06cf349e899dd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking tempfile v3.13.0
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking proptest v1.5.0
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking why3 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "9bd10665e0b13fbdcf11789b8750ae0f355ea660e657b1e28c06cf349e899dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd10665e0b13fbdcf11789b8750ae0f355ea660e657b1e28c06cf349e899dd6", kill_on_drop: false }`
[INFO] [stdout] 9bd10665e0b13fbdcf11789b8750ae0f355ea660e657b1e28c06cf349e899dd6