[INFO] fetching crate elsa 1.4.0...
[INFO] checking elsa-1.4.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate elsa 1.4.0 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate elsa 1.4.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elsa 1.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate elsa 1.4.0
[INFO] tweaked toml for crates.io crate elsa 1.4.0 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate elsa 1.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfcd72b137d099e5c4c14110869e0eafada9fd770945bae47b2bb5611e677502
[INFO] running `Command { std: "docker" "start" "-a" "dfcd72b137d099e5c4c14110869e0eafada9fd770945bae47b2bb5611e677502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfcd72b137d099e5c4c14110869e0eafada9fd770945bae47b2bb5611e677502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcd72b137d099e5c4c14110869e0eafada9fd770945bae47b2bb5611e677502", kill_on_drop: false }`
[INFO] [stdout] dfcd72b137d099e5c4c14110869e0eafada9fd770945bae47b2bb5611e677502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1bae2fd24340d150070458880f75d6063aeb56976ce0217fad5d944aa23214e
[INFO] running `Command { std: "docker" "start" "-a" "f1bae2fd24340d150070458880f75d6063aeb56976ce0217fad5d944aa23214e", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking elsa v1.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> examples/sync.rs:12:21
[INFO] [stdout]    |
[INFO] [stdout] 12 |             thread::sleep_ms(300);
[INFO] [stdout]    |                     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> examples/sync.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |                     thread::sleep_ms(200);
[INFO] [stdout]    |                             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep`
[INFO] [stdout]   --> examples/sync.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |     thread::sleep_ms(1000);
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "f1bae2fd24340d150070458880f75d6063aeb56976ce0217fad5d944aa23214e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1bae2fd24340d150070458880f75d6063aeb56976ce0217fad5d944aa23214e", kill_on_drop: false }`
[INFO] [stdout] f1bae2fd24340d150070458880f75d6063aeb56976ce0217fad5d944aa23214e