[INFO] fetching crate send_wrapper 0.6.0...
[INFO] checking send_wrapper-0.6.0 against try#0c7fed2b7584d310ca8221267fa1b3bec4df427f for pr-133502-4
[INFO] extracting crate send_wrapper 0.6.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate send_wrapper 0.6.0 on toolchain 0c7fed2b7584d310ca8221267fa1b3bec4df427f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate send_wrapper 0.6.0
[INFO] finished tweaking crates.io crate send_wrapper 0.6.0
[INFO] tweaked toml for crates.io crate send_wrapper 0.6.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60ae7d6a29c46a32b53a0521ce5b08218fb1efdffd59f8dccfaa5088e9f21827
[INFO] running `Command { std: "docker" "start" "-a" "60ae7d6a29c46a32b53a0521ce5b08218fb1efdffd59f8dccfaa5088e9f21827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60ae7d6a29c46a32b53a0521ce5b08218fb1efdffd59f8dccfaa5088e9f21827", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60ae7d6a29c46a32b53a0521ce5b08218fb1efdffd59f8dccfaa5088e9f21827", kill_on_drop: false }`
[INFO] [stdout] 60ae7d6a29c46a32b53a0521ce5b08218fb1efdffd59f8dccfaa5088e9f21827
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0c7fed2b7584d310ca8221267fa1b3bec4df427f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d4e87fda24ba615a11518d5226bc00fff248b4e4dbb820600380dc2b183e04c
[INFO] running `Command { std: "docker" "start" "-a" "6d4e87fda24ba615a11518d5226bc00fff248b4e4dbb820600380dc2b183e04c", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking send_wrapper v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stdout] warning: method `assert_valid_for_poll` is never used
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl<T> SendWrapper<T> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn assert_valid_for_poll(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `invalid_poll` is never used
[INFO] [stdout]    --> src/lib.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn invalid_poll() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stdout] warning: method `assert_valid_for_poll` is never used
[INFO] [stdout]    --> src/lib.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 111 | impl<T> SendWrapper<T> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 153 |     fn assert_valid_for_poll(&self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `invalid_poll` is never used
[INFO] [stdout]    --> src/lib.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn invalid_poll() -> ! {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.16s
[INFO] running `Command { std: "docker" "inspect" "6d4e87fda24ba615a11518d5226bc00fff248b4e4dbb820600380dc2b183e04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4e87fda24ba615a11518d5226bc00fff248b4e4dbb820600380dc2b183e04c", kill_on_drop: false }`
[INFO] [stdout] 6d4e87fda24ba615a11518d5226bc00fff248b4e4dbb820600380dc2b183e04c