[INFO] fetching crate shuttle-core 0.3.1...
[INFO] checking shuttle-core-0.3.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate shuttle-core 0.3.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate shuttle-core 0.3.1 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 shuttle-core 0.3.1
[INFO] finished tweaking crates.io crate shuttle-core 0.3.1
[INFO] tweaked toml for crates.io crate shuttle-core 0.3.1 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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 57 packages to latest compatible versions
[INFO] [stderr]       Adding base32 v0.3.1 (available: v0.5.1)
[INFO] [stderr]       Adding base64 v0.9.3 (available: v0.22.1)
[INFO] [stderr]       Adding bigdecimal v0.0.10 (available: v0.4.5)
[INFO] [stderr]       Adding crc16 v0.3.4 (available: v0.4.0)
[INFO] [stderr]       Adding libsodium-sys v0.0.16 (available: v0.2.7)
[INFO] [stderr]       Adding num v0.1.42 (available: v0.4.3)
[INFO] [stderr]       Adding num-bigint v0.1.44 (available: v0.4.6)
[INFO] [stderr]       Adding num-traits v0.1.43 (available: v0.2.19)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (available: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (available: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (available: v0.8.3)
[INFO] [stderr]       Adding serde-xdr v0.5.1 (available: v0.6.0)
[INFO] [stderr]       Adding serde_bytes v0.10.5 (available: v0.11.15)
[INFO] [stderr]       Adding sodiumoxide v0.0.16 (available: v0.2.7)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.1)
[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] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c01bfc4816f423966645660d05302fc23f938ffe7bdfe023b5602679a6afe0d1
[INFO] running `Command { std: "docker" "start" "-a" "c01bfc4816f423966645660d05302fc23f938ffe7bdfe023b5602679a6afe0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c01bfc4816f423966645660d05302fc23f938ffe7bdfe023b5602679a6afe0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c01bfc4816f423966645660d05302fc23f938ffe7bdfe023b5602679a6afe0d1", kill_on_drop: false }`
[INFO] [stdout] c01bfc4816f423966645660d05302fc23f938ffe7bdfe023b5602679a6afe0d1
[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 -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] 98a0b316e174db4e6af7b70e8614182a4153d5434b8510cba3502734128e98ec
[INFO] running `Command { std: "docker" "start" "-a" "98a0b316e174db4e6af7b70e8614182a4153d5434b8510cba3502734128e98ec", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling crc16 v0.3.4
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking base32 v0.3.1
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libsodium-sys v0.0.16
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking bigdecimal v0.0.10
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]     Checking sodiumoxide v0.0.16
[INFO] [stderr]     Checking serde_bytes v0.10.5
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde-xdr v0.5.1
[INFO] [stderr]     Checking shuttle-core v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint v0.1.44
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "98a0b316e174db4e6af7b70e8614182a4153d5434b8510cba3502734128e98ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a0b316e174db4e6af7b70e8614182a4153d5434b8510cba3502734128e98ec", kill_on_drop: false }`
[INFO] [stdout] 98a0b316e174db4e6af7b70e8614182a4153d5434b8510cba3502734128e98ec