[INFO] fetching crate refs 0.28.0...
[INFO] checking refs-0.28.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-150727
[INFO] extracting crate refs 0.28.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate refs 0.28.0
[INFO] finished tweaking crates.io crate refs 0.28.0
[INFO] tweaked toml for crates.io crate refs 0.28.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refs 0.28.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate refs 0.28.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plat v0.5.0
[INFO] [stderr]   Downloaded hreads v0.8.0
[INFO] [stderr]   Downloaded minicov v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de4c136ff9e37de09440b103f78d463349439d47c2f2251fc1d6f4fef4c493b5
[INFO] running `Command { std: "docker" "start" "-a" "de4c136ff9e37de09440b103f78d463349439d47c2f2251fc1d6f4fef4c493b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de4c136ff9e37de09440b103f78d463349439d47c2f2251fc1d6f4fef4c493b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4c136ff9e37de09440b103f78d463349439d47c2f2251fc1d6f4fef4c493b5", kill_on_drop: false }`
[INFO] [stdout] de4c136ff9e37de09440b103f78d463349439d47c2f2251fc1d6f4fef4c493b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a43b7a0442201a4e98a37ff1ba2cf4e8c68f8661fd9a2fb86086806b0755f1
[INFO] running `Command { std: "docker" "start" "-a" "f8a43b7a0442201a4e98a37ff1ba2cf4e8c68f8661fd9a2fb86086806b0755f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking value-bag v1.12.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.106
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling plat v0.5.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling zmij v1.0.10
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.2
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling hreads v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking pollster v0.4.0
[INFO] [stderr]     Checking sdd v3.0.10
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking scc v2.4.0
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.106
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serial_test_derive v3.3.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.56
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking polling v3.11.0
[INFO] [stderr]     Checking async-io v2.6.0
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.106
[INFO] [stderr]     Checking js-sys v0.3.83
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serial_test v3.3.1
[INFO] [stderr]     Checking refs v0.28.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.56
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.56
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.79s
[INFO] running `Command { std: "docker" "inspect" "f8a43b7a0442201a4e98a37ff1ba2cf4e8c68f8661fd9a2fb86086806b0755f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a43b7a0442201a4e98a37ff1ba2cf4e8c68f8661fd9a2fb86086806b0755f1", kill_on_drop: false }`
[INFO] [stdout] f8a43b7a0442201a4e98a37ff1ba2cf4e8c68f8661fd9a2fb86086806b0755f1