[INFO] fetching crate usage-lib 0.3.1...
[INFO] checking usage-lib-0.3.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate usage-lib 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate usage-lib 0.3.1 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 usage-lib 0.3.1
[INFO] finished tweaking crates.io crate usage-lib 0.3.1
[INFO] tweaked toml for crates.io crate usage-lib 0.3.1 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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 84 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (available: v1.0.0)
[INFO] [stderr]       Adding memoffset v0.7.1 (available: v0.9.1)
[INFO] [stderr]       Adding miette v5.10.0 (available: v7.2.0)
[INFO] [stderr]       Adding miette-derive v5.10.0 (available: v7.2.0)
[INFO] [stderr]       Adding nix v0.26.4 (available: v0.29.0)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] [stderr]       Adding windows v0.57.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-core v0.57.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-implement v0.57.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-interface v0.57.0 (available: v0.58.0)
[INFO] [stderr]       Adding windows-result v0.1.2 (available: v0.2.0)
[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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8aceaae5a6edb8eca06089d46f6456a4303f2543dec6d86ffd9227ff422b0717
[INFO] running `Command { std: "docker" "start" "-a" "8aceaae5a6edb8eca06089d46f6456a4303f2543dec6d86ffd9227ff422b0717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aceaae5a6edb8eca06089d46f6456a4303f2543dec6d86ffd9227ff422b0717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aceaae5a6edb8eca06089d46f6456a4303f2543dec6d86ffd9227ff422b0717", kill_on_drop: false }`
[INFO] [stdout] 8aceaae5a6edb8eca06089d46f6456a4303f2543dec6d86ffd9227ff422b0717
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3c63485315104928b9bc9748561d67fd2a56fb469397b6b9e44ccec8823334a
[INFO] running `Command { std: "docker" "start" "-a" "a3c63485315104928b9bc9748561d67fd2a56fb469397b6b9e44ccec8823334a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking shell-escape v0.1.5
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking shared_child v1.0.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking os_pipe v1.2.1
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking duct v0.13.7
[INFO] [stderr]     Checking insta v1.40.0
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling ctor v0.2.8
[INFO] [stderr]     Checking homedir v0.3.3
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking xx v1.1.8
[INFO] [stderr]     Checking kdl v4.6.0
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking usage-lib v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.95s
[INFO] running `Command { std: "docker" "inspect" "a3c63485315104928b9bc9748561d67fd2a56fb469397b6b9e44ccec8823334a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c63485315104928b9bc9748561d67fd2a56fb469397b6b9e44ccec8823334a", kill_on_drop: false }`
[INFO] [stdout] a3c63485315104928b9bc9748561d67fd2a56fb469397b6b9e44ccec8823334a