[INFO] fetching crate simple_futures 0.1.2...
[INFO] checking simple_futures-0.1.2 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate simple_futures 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate simple_futures 0.1.2 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_futures 0.1.2
[INFO] finished tweaking crates.io crate simple_futures 0.1.2
[INFO] tweaked toml for crates.io crate simple_futures 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic_swapping v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eda8fbeb1400f0d3ad32c4a87d69a634f15c0d6509a57c33f7593af7ce90701
[INFO] running `Command { std: "docker" "start" "-a" "7eda8fbeb1400f0d3ad32c4a87d69a634f15c0d6509a57c33f7593af7ce90701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eda8fbeb1400f0d3ad32c4a87d69a634f15c0d6509a57c33f7593af7ce90701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eda8fbeb1400f0d3ad32c4a87d69a634f15c0d6509a57c33f7593af7ce90701", kill_on_drop: false }`
[INFO] [stdout] 7eda8fbeb1400f0d3ad32c4a87d69a634f15c0d6509a57c33f7593af7ce90701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d732054af94ba2fe072f9524124a886c51efa6cb25b8336051448bc74f2748f
[INFO] running `Command { std: "docker" "start" "-a" "8d732054af94ba2fe072f9524124a886c51efa6cb25b8336051448bc74f2748f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking atomic_swapping v0.1.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking simple_futures v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]   --> src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait EnsureSend: Send {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSync` is never used
[INFO] [stdout]   --> src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait EnsureSync: Sync {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]   --> src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait EnsureSend: Send {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSync` is never used
[INFO] [stdout]   --> src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait EnsureSync: Sync {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "8d732054af94ba2fe072f9524124a886c51efa6cb25b8336051448bc74f2748f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d732054af94ba2fe072f9524124a886c51efa6cb25b8336051448bc74f2748f", kill_on_drop: false }`
[INFO] [stdout] 8d732054af94ba2fe072f9524124a886c51efa6cb25b8336051448bc74f2748f
[INFO] checking simple_futures-0.1.2 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate simple_futures 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate simple_futures 0.1.2 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_futures 0.1.2
[INFO] finished tweaking crates.io crate simple_futures 0.1.2
[INFO] tweaked toml for crates.io crate simple_futures 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6edf9635b69427b8f7900b89ee3eea2d30dc5059ac475bdda884a816b7e46c72
[INFO] running `Command { std: "docker" "start" "-a" "6edf9635b69427b8f7900b89ee3eea2d30dc5059ac475bdda884a816b7e46c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6edf9635b69427b8f7900b89ee3eea2d30dc5059ac475bdda884a816b7e46c72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6edf9635b69427b8f7900b89ee3eea2d30dc5059ac475bdda884a816b7e46c72", kill_on_drop: false }`
[INFO] [stdout] 6edf9635b69427b8f7900b89ee3eea2d30dc5059ac475bdda884a816b7e46c72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7ee9878773751bf83ca8c8740ee60ce04392dae3ca53fcb69680b2eb4e13578
[INFO] running `Command { std: "docker" "start" "-a" "e7ee9878773751bf83ca8c8740ee60ce04392dae3ca53fcb69680b2eb4e13578", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking atomic_swapping v0.1.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking simple_futures v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]   --> src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait EnsureSend: Send {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSync` is never used
[INFO] [stdout]   --> src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait EnsureSync: Sync {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] warning: trait `EnsureSend` is never used
[INFO] [stdout]   --> src/lib.rs:16:7
[INFO] [stdout]    |
[INFO] [stdout] 16 | trait EnsureSend: Send {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EnsureSync` is never used
[INFO] [stdout]   --> src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | trait EnsureSync: Sync {}
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "e7ee9878773751bf83ca8c8740ee60ce04392dae3ca53fcb69680b2eb4e13578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ee9878773751bf83ca8c8740ee60ce04392dae3ca53fcb69680b2eb4e13578", kill_on_drop: false }`
[INFO] [stdout] e7ee9878773751bf83ca8c8740ee60ce04392dae3ca53fcb69680b2eb4e13578