[INFO] fetching crate yatotp 0.3.1...
[INFO] checking yatotp-0.3.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate yatotp 0.3.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate yatotp 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 yatotp 0.3.1
[INFO] finished tweaking crates.io crate yatotp 0.3.1
[INFO] tweaked toml for crates.io crate yatotp 0.3.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate yatotp 0.3.1 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-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] a9c737375c8f660e26e5e184c69f0536d7a7c20c4e9c12794de2eda4bc2f1723
[INFO] running `Command { std: "docker" "start" "-a" "a9c737375c8f660e26e5e184c69f0536d7a7c20c4e9c12794de2eda4bc2f1723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9c737375c8f660e26e5e184c69f0536d7a7c20c4e9c12794de2eda4bc2f1723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c737375c8f660e26e5e184c69f0536d7a7c20c4e9c12794de2eda4bc2f1723", kill_on_drop: false }`
[INFO] [stdout] a9c737375c8f660e26e5e184c69f0536d7a7c20c4e9c12794de2eda4bc2f1723
[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] 073ba94ab35ebc345df7e3e60be4ef73bafe90c8a7682af75830b5eb0c8ae5f3
[INFO] running `Command { std: "docker" "start" "-a" "073ba94ab35ebc345df7e3e60be4ef73bafe90c8a7682af75830b5eb0c8ae5f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking zeroize v1.4.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking password-hash v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking crypto-common v0.1.1
[INFO] [stderr]     Checking block-buffer v0.10.0
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking poly1305 v0.7.2
[INFO] [stderr]     Checking digest v0.10.1
[INFO] [stderr]     Checking chacha20 v0.8.1
[INFO] [stderr]     Checking blake2 v0.10.0
[INFO] [stderr]     Checking hmac v0.12.0
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]     Checking sha2 v0.10.0
[INFO] [stderr]     Checking chacha20poly1305 v0.9.0
[INFO] [stderr]     Checking argon2 v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking serde_json v1.0.73
[INFO] [stderr]     Checking yatotp v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "073ba94ab35ebc345df7e3e60be4ef73bafe90c8a7682af75830b5eb0c8ae5f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073ba94ab35ebc345df7e3e60be4ef73bafe90c8a7682af75830b5eb0c8ae5f3", kill_on_drop: false }`
[INFO] [stdout] 073ba94ab35ebc345df7e3e60be4ef73bafe90c8a7682af75830b5eb0c8ae5f3