[INFO] fetching crate mod_logger 0.8.4...
[INFO] checking mod_logger-0.8.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate mod_logger 0.8.4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate mod_logger 0.8.4 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 mod_logger 0.8.4
[INFO] finished tweaking crates.io crate mod_logger 0.8.4
[INFO] tweaked toml for crates.io crate mod_logger 0.8.4 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate mod_logger 0.8.4 already has a lockfile, it will not be regenerated
[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-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] d723d16a88b01e8c06e126bf5bf20bbdffe23d772dcf27914f6aae601cfcb5ed
[INFO] running `Command { std: "docker" "start" "-a" "d723d16a88b01e8c06e126bf5bf20bbdffe23d772dcf27914f6aae601cfcb5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d723d16a88b01e8c06e126bf5bf20bbdffe23d772dcf27914f6aae601cfcb5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d723d16a88b01e8c06e126bf5bf20bbdffe23d772dcf27914f6aae601cfcb5ed", kill_on_drop: false }`
[INFO] [stdout] d723d16a88b01e8c06e126bf5bf20bbdffe23d772dcf27914f6aae601cfcb5ed
[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] 49c1b252df2dacc65ec39b55d2ee49be09c62a9a500d90430f2f8db2f87e8ec0
[INFO] running `Command { std: "docker" "start" "-a" "49c1b252df2dacc65ec39b55d2ee49be09c62a9a500d90430f2f8db2f87e8ec0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking mod_logger v0.8.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `error`, `error_with_all`, and `error_with_kind` are never used
[INFO] [stdout]    --> src/error.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub trait ToError<T> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 136 |     fn error(self) -> Result<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 137 |     fn upstream_with_context(self, context: &str) -> Result<T>;
[INFO] [stdout] 138 |     fn error_with_all(self, kind: ErrorKind, context: &str) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     fn error_with_kind(self, kind: ErrorKind) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `error`, `error_with_all`, and `error_with_kind` are never used
[INFO] [stdout]    --> src/error.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub trait ToError<T> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 136 |     fn error(self) -> Result<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 137 |     fn upstream_with_context(self, context: &str) -> Result<T>;
[INFO] [stdout] 138 |     fn error_with_all(self, kind: ErrorKind, context: &str) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     fn error_with_kind(self, kind: ErrorKind) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "49c1b252df2dacc65ec39b55d2ee49be09c62a9a500d90430f2f8db2f87e8ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c1b252df2dacc65ec39b55d2ee49be09c62a9a500d90430f2f8db2f87e8ec0", kill_on_drop: false }`
[INFO] [stdout] 49c1b252df2dacc65ec39b55d2ee49be09c62a9a500d90430f2f8db2f87e8ec0