[INFO] fetching crate sem_safe 0.2.0...
[INFO] building sem_safe-0.2.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate sem_safe 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate sem_safe 0.2.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sem_safe 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sem_safe 0.2.0
[INFO] tweaked toml for crates.io crate sem_safe 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate sem_safe 0.2.0 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d620a1a793492648e30d662dc0af262c22d1007d5b7c4185560a639da35c8498
[INFO] running `Command { std: "docker" "start" "-a" "d620a1a793492648e30d662dc0af262c22d1007d5b7c4185560a639da35c8498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d620a1a793492648e30d662dc0af262c22d1007d5b7c4185560a639da35c8498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d620a1a793492648e30d662dc0af262c22d1007d5b7c4185560a639da35c8498", kill_on_drop: false }`
[INFO] [stdout] d620a1a793492648e30d662dc0af262c22d1007d5b7c4185560a639da35c8498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdd9331b92d1e5e260baf114310b4dc9ca2bdc46671ba14074a44ded3ba95a23
[INFO] running `Command { std: "docker" "start" "-a" "cdd9331b92d1e5e260baf114310b4dc9ca2bdc46671ba14074a44ded3ba95a23", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling errno v0.3.9
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling sem_safe v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "cdd9331b92d1e5e260baf114310b4dc9ca2bdc46671ba14074a44ded3ba95a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdd9331b92d1e5e260baf114310b4dc9ca2bdc46671ba14074a44ded3ba95a23", kill_on_drop: false }`
[INFO] [stdout] cdd9331b92d1e5e260baf114310b4dc9ca2bdc46671ba14074a44ded3ba95a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dd61116c37b480f80c95925a77c073fbfe31bfc9e0512c82a8ddb1e4a1b4b64
[INFO] running `Command { std: "docker" "start" "-a" "6dd61116c37b480f80c95925a77c073fbfe31bfc9e0512c82a8ddb1e4a1b4b64", kill_on_drop: false }`
[INFO] [stderr]    Compiling sem_safe v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]   --> tests/usage/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![cfg(test)] // Suppress `clippy::tests_outside_test_module` lint.
[INFO] [stdout] 2  | | #![allow(
[INFO] [stdout] 3  | |     clippy::assertions_on_result_states,
[INFO] [stdout] 4  | |     clippy::unwrap_used,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | | #[cfg(feature = "plaster")]
[INFO] [stdout] 26 | | mod plaster;
[INFO] [stdout]    | |____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W missing-docs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6dd61116c37b480f80c95925a77c073fbfe31bfc9e0512c82a8ddb1e4a1b4b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd61116c37b480f80c95925a77c073fbfe31bfc9e0512c82a8ddb1e4a1b4b64", kill_on_drop: false }`
[INFO] [stdout] 6dd61116c37b480f80c95925a77c073fbfe31bfc9e0512c82a8ddb1e4a1b4b64