[INFO] fetching crate pollster 0.3.0...
[INFO] checking pollster-0.3.0 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate pollster 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pollster 0.3.0 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pollster 0.3.0
[INFO] finished tweaking crates.io crate pollster 0.3.0
[INFO] tweaked toml for crates.io crate pollster 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.57)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-timer v3.0.3
[INFO] [stderr]   Downloaded pollster-macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94888f2742664e7d0ff4cc8a58b9dc82018551dbd76ff3b9bec5761f2ba2ac97
[INFO] running `Command { std: "docker" "start" "-a" "94888f2742664e7d0ff4cc8a58b9dc82018551dbd76ff3b9bec5761f2ba2ac97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94888f2742664e7d0ff4cc8a58b9dc82018551dbd76ff3b9bec5761f2ba2ac97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94888f2742664e7d0ff4cc8a58b9dc82018551dbd76ff3b9bec5761f2ba2ac97", kill_on_drop: false }`
[INFO] [stdout] 94888f2742664e7d0ff4cc8a58b9dc82018551dbd76ff3b9bec5761f2ba2ac97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c803b3c470778f0130e90fa3eff2ca78b744ad6e3b11dc8a915c475b2791832b
[INFO] running `Command { std: "docker" "start" "-a" "c803b3c470778f0130e90fa3eff2ca78b744ad6e3b11dc8a915c475b2791832b", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking pollster v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `pollster` is imported redundantly
[INFO] [stdout]  --> tests/basic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pollster;
[INFO] [stdout]   |     ^^^^^^^^ the item `pollster` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "c803b3c470778f0130e90fa3eff2ca78b744ad6e3b11dc8a915c475b2791832b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c803b3c470778f0130e90fa3eff2ca78b744ad6e3b11dc8a915c475b2791832b", kill_on_drop: false }`
[INFO] [stdout] c803b3c470778f0130e90fa3eff2ca78b744ad6e3b11dc8a915c475b2791832b
[INFO] checking pollster-0.3.0 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2
[INFO] extracting crate pollster 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pollster 0.3.0 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pollster 0.3.0
[INFO] finished tweaking crates.io crate pollster 0.3.0
[INFO] tweaked toml for crates.io crate pollster 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85707675d3c7df5864f3ace86971971da65f9ea1bc6c277f67a5c127ac837a68
[INFO] running `Command { std: "docker" "start" "-a" "85707675d3c7df5864f3ace86971971da65f9ea1bc6c277f67a5c127ac837a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85707675d3c7df5864f3ace86971971da65f9ea1bc6c277f67a5c127ac837a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85707675d3c7df5864f3ace86971971da65f9ea1bc6c277f67a5c127ac837a68", kill_on_drop: false }`
[INFO] [stdout] 85707675d3c7df5864f3ace86971971da65f9ea1bc6c277f67a5c127ac837a68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ba2fc023e3bd7676e774dc13cc7cacb7c5a5e6faf61bb680fdae69a04f47662
[INFO] running `Command { std: "docker" "start" "-a" "2ba2fc023e3bd7676e774dc13cc7cacb7c5a5e6faf61bb680fdae69a04f47662", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "2ba2fc023e3bd7676e774dc13cc7cacb7c5a5e6faf61bb680fdae69a04f47662", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba2fc023e3bd7676e774dc13cc7cacb7c5a5e6faf61bb680fdae69a04f47662", kill_on_drop: false }`
[INFO] [stdout] 2ba2fc023e3bd7676e774dc13cc7cacb7c5a5e6faf61bb680fdae69a04f47662