[INFO] fetching crate futures-signals-ext 0.9.0...
[INFO] checking futures-signals-ext-0.9.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate futures-signals-ext 0.9.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate futures-signals-ext 0.9.0
[INFO] finished tweaking crates.io crate futures-signals-ext 0.9.0
[INFO] tweaked toml for crates.io crate futures-signals-ext 0.9.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate futures-signals-ext 0.9.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate futures-signals-ext 0.9.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75138c0ec3ca7c84fc259c9a72acb74802ae9f1ca12ced392d0972b994ae87da
[INFO] running `Command { std: "docker" "start" "-a" "75138c0ec3ca7c84fc259c9a72acb74802ae9f1ca12ced392d0972b994ae87da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75138c0ec3ca7c84fc259c9a72acb74802ae9f1ca12ced392d0972b994ae87da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75138c0ec3ca7c84fc259c9a72acb74802ae9f1ca12ced392d0972b994ae87da", kill_on_drop: false }`
[INFO] [stdout] 75138c0ec3ca7c84fc259c9a72acb74802ae9f1ca12ced392d0972b994ae87da
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 096b871f4f6c8308ca466fae550e383795517bf856046315f1bbf7b2bcc516c8
[INFO] running `Command { std: "docker" "start" "-a" "096b871f4f6c8308ca466fae550e383795517bf856046315f1bbf7b2bcc516c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking slab v0.4.10
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking discard v1.0.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]     Checking event-listener v5.4.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking async-executor v1.13.2
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling uuid v1.17.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling gensym v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking polling v3.8.0
[INFO] [stderr]     Checking async-io v2.4.1
[INFO] [stderr]     Checking async-global-executor v3.1.0
[INFO] [stderr]     Checking artwrap v0.2.2
[INFO] [stderr]     Checking futures-signals v0.3.34
[INFO] [stderr]     Checking futures-signals-ext v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.39s
[INFO] running `Command { std: "docker" "inspect" "096b871f4f6c8308ca466fae550e383795517bf856046315f1bbf7b2bcc516c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096b871f4f6c8308ca466fae550e383795517bf856046315f1bbf7b2bcc516c8", kill_on_drop: false }`
[INFO] [stdout] 096b871f4f6c8308ca466fae550e383795517bf856046315f1bbf7b2bcc516c8