[INFO] fetching crate virtual-filesystem 0.2.1...
[INFO] checking virtual-filesystem-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate virtual-filesystem 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate virtual-filesystem 0.2.1 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 virtual-filesystem 0.2.1
[INFO] finished tweaking crates.io crate virtual-filesystem 0.2.1
[INFO] tweaked toml for crates.io crate virtual-filesystem 0.2.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (available: v0.3.1)
[INFO] [stderr]       Adding duplicate v1.0.0 (available: v2.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v1.1.0)
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[INFO] [stderr]       Adding itertools v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding mockall v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding mockall_derive v0.12.1 (available: v0.13.0)
[INFO] [stderr]       Adding password-hash v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding pbkdf2 v0.11.0 (available: v0.12.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] [stderr]       Adding termtree v0.4.1 (available: v0.5.1)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] [stderr]       Adding zip v0.6.6 (available: v2.2.0)
[INFO] [stderr]       Adding zstd v0.11.2+zstd.1.5.2 (available: v0.13.2)
[INFO] [stderr]       Adding zstd-safe v5.0.2+zstd.1.5.2 (available: v7.2.1)
[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] 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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54cfc553f5179365e4b90d460cc5fb4694760f90552ddbbb54539a4ca84710b5
[INFO] running `Command { std: "docker" "start" "-a" "54cfc553f5179365e4b90d460cc5fb4694760f90552ddbbb54539a4ca84710b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54cfc553f5179365e4b90d460cc5fb4694760f90552ddbbb54539a4ca84710b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54cfc553f5179365e4b90d460cc5fb4694760f90552ddbbb54539a4ca84710b5", kill_on_drop: false }`
[INFO] [stdout] 54cfc553f5179365e4b90d460cc5fb4694760f90552ddbbb54539a4ca84710b5
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d76e10099718a5e0a0250c627d2b0ca87a115e98c4ef384e4f27ade404c33849
[INFO] running `Command { std: "docker" "start" "-a" "d76e10099718a5e0a0250c627d2b0ca87a115e98c4ef384e4f27ade404c33849", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking password-hash v0.4.2
[INFO] [stderr]     Checking path-slash v0.2.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking normalize-path v0.2.1
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]    Compiling duplicate v1.0.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling cc v1.1.21
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]     Checking tar v0.4.42
[INFO] [stderr]    Compiling zstd-sys v2.0.13+zstd.1.5.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking xz v0.1.0
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]    Compiling mockall_derive v0.12.1
[INFO] [stderr]    Compiling enumflags2_derive v0.7.10
[INFO] [stderr]     Checking enumflags2 v0.7.10
[INFO] [stderr]     Checking zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]     Checking mockall v0.12.1
[INFO] [stderr]     Checking zip v0.6.6
[INFO] [stderr]     Checking virtual-filesystem v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.01s
[INFO] running `Command { std: "docker" "inspect" "d76e10099718a5e0a0250c627d2b0ca87a115e98c4ef384e4f27ade404c33849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76e10099718a5e0a0250c627d2b0ca87a115e98c4ef384e4f27ade404c33849", kill_on_drop: false }`
[INFO] [stdout] d76e10099718a5e0a0250c627d2b0ca87a115e98c4ef384e4f27ade404c33849