[INFO] fetching crate mikino 0.9.1...
[INFO] checking mikino-0.9.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate mikino 0.9.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate mikino 0.9.1 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 mikino 0.9.1
[INFO] finished tweaking crates.io crate mikino 0.9.1
[INFO] tweaked toml for crates.io crate mikino 0.9.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate mikino 0.9.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9248763d4ce4312bdb26e0ff2a2752ea45037c2b64a75c2c99bee236c31d293e
[INFO] running `Command { std: "docker" "start" "-a" "9248763d4ce4312bdb26e0ff2a2752ea45037c2b64a75c2c99bee236c31d293e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9248763d4ce4312bdb26e0ff2a2752ea45037c2b64a75c2c99bee236c31d293e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9248763d4ce4312bdb26e0ff2a2752ea45037c2b64a75c2c99bee236c31d293e", kill_on_drop: false }`
[INFO] [stdout] 9248763d4ce4312bdb26e0ff2a2752ea45037c2b64a75c2c99bee236c31d293e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 618d387da2a03c8eb2e4a5e83ac465e1561426e4ff16c3c5c20c0f7bd29adfdf
[INFO] running `Command { std: "docker" "start" "-a" "618d387da2a03c8eb2e4a5e83ac465e1561426e4ff16c3c5c20c0f7bd29adfdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling backtrace v0.3.65
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling peg-runtime v0.8.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking object v0.28.3
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling peg-macros v0.8.0
[INFO] [stderr]     Checking clap v3.1.16
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking peg v0.8.0
[INFO] [stderr]    Compiling readonly v0.2.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking rsmt2 v0.16.0
[INFO] [stderr]     Checking mikino_api v0.9.1
[INFO] [stderr]     Checking mikino v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.69s
[INFO] running `Command { std: "docker" "inspect" "618d387da2a03c8eb2e4a5e83ac465e1561426e4ff16c3c5c20c0f7bd29adfdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618d387da2a03c8eb2e4a5e83ac465e1561426e4ff16c3c5c20c0f7bd29adfdf", kill_on_drop: false }`
[INFO] [stdout] 618d387da2a03c8eb2e4a5e83ac465e1561426e4ff16c3c5c20c0f7bd29adfdf