[INFO] fetching crate nss_core 0.1.0...
[INFO] checking nss_core-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate nss_core 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate nss_core 0.1.0 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 nss_core 0.1.0
[INFO] finished tweaking crates.io crate nss_core 0.1.0
[INFO] tweaked toml for crates.io crate nss_core 0.1.0 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 106 packages to latest compatible versions
[INFO] [stderr]       Adding block-buffer v0.9.0 (available: v0.10.4)
[INFO] [stderr]       Adding cargo_metadata v0.14.2 (available: v0.18.1)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.10.7)
[INFO] [stderr]       Adding dirs v4.0.0 (available: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (available: v0.4.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding sha-1 v0.9.8 (available: v0.10.1)
[INFO] [stderr]       Adding sysinfo v0.26.9 (available: v0.31.4)
[INFO] [stderr]       Adding testdir v0.7.3 (available: v0.9.1)
[INFO] [stderr]       Adding toml v0.7.8 (available: v0.8.19)
[INFO] [stderr]       Adding toml_edit v0.19.15 (available: v0.22.22)
[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-sys v0.48.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding winnow v0.5.40 (available: v0.6.20)
[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] [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] ca7a435ba969ec00f24977c423d20424e6b792fb8de0d531d387606619c50e32
[INFO] running `Command { std: "docker" "start" "-a" "ca7a435ba969ec00f24977c423d20424e6b792fb8de0d531d387606619c50e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca7a435ba969ec00f24977c423d20424e6b792fb8de0d531d387606619c50e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca7a435ba969ec00f24977c423d20424e6b792fb8de0d531d387606619c50e32", kill_on_drop: false }`
[INFO] [stdout] ca7a435ba969ec00f24977c423d20424e6b792fb8de0d531d387606619c50e32
[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] f27fd59328772f8a91dd59feca788eede2f7cd9c8b022a0b0ccbac1cc0c7351d
[INFO] running `Command { std: "docker" "start" "-a" "f27fd59328772f8a91dd59feca788eede2f7cd9c8b022a0b0ccbac1cc0c7351d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking cargo-platform v0.1.8
[INFO] [stderr]     Checking cpufeatures v0.2.14
[INFO] [stderr]     Checking whoami v1.5.2
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking sysinfo v0.26.9
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking cargo_metadata v0.14.2
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking nss_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/repo/error.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking testdir v0.7.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "f27fd59328772f8a91dd59feca788eede2f7cd9c8b022a0b0ccbac1cc0c7351d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27fd59328772f8a91dd59feca788eede2f7cd9c8b022a0b0ccbac1cc0c7351d", kill_on_drop: false }`
[INFO] [stdout] f27fd59328772f8a91dd59feca788eede2f7cd9c8b022a0b0ccbac1cc0c7351d