[INFO] fetching crate send_wrapper 0.6.0...
[INFO] checking send_wrapper-0.6.0 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate send_wrapper 0.6.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate send_wrapper 0.6.0 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "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" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 666e54fdb0f5e47a7f1e0d33b35a4fdda3ea9a86afeb01bd2db302ab9ad8fe89
[INFO] running `Command { std: "docker" "start" "-a" "666e54fdb0f5e47a7f1e0d33b35a4fdda3ea9a86afeb01bd2db302ab9ad8fe89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "666e54fdb0f5e47a7f1e0d33b35a4fdda3ea9a86afeb01bd2db302ab9ad8fe89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "666e54fdb0f5e47a7f1e0d33b35a4fdda3ea9a86afeb01bd2db302ab9ad8fe89", kill_on_drop: false }`
[INFO] [stdout] 666e54fdb0f5e47a7f1e0d33b35a4fdda3ea9a86afeb01bd2db302ab9ad8fe89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd4afed099870ea0bc4bf8379059fe9ee1b0efadf418db895873f413cb648cc
[INFO] running `Command { std: "docker" "start" "-a" "2dd4afed099870ea0bc4bf8379059fe9ee1b0efadf418db895873f413cb648cc", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking send_wrapper v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stdout] warning: the item `Drop` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 | use std::ops::{Deref, DerefMut, Drop};
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]    --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Drop` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stdout] warning: the item `Drop` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:101:33
[INFO] [stdout]     |
[INFO] [stdout] 101 | use std::ops::{Deref, DerefMut, Drop};
[INFO] [stdout]     |                                 ^^^^
[INFO] [stdout]    --> /rustc/35936c4839dd272646394779d151e060d0f6b3ac/library/std/src/prelude/mod.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout]     = note: the item `Drop` is already defined here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "2dd4afed099870ea0bc4bf8379059fe9ee1b0efadf418db895873f413cb648cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd4afed099870ea0bc4bf8379059fe9ee1b0efadf418db895873f413cb648cc", kill_on_drop: false }`
[INFO] [stdout] 2dd4afed099870ea0bc4bf8379059fe9ee1b0efadf418db895873f413cb648cc
[INFO] checking send_wrapper-0.6.0 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1
[INFO] extracting crate send_wrapper 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate send_wrapper 0.6.0 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9052ab2ba06b0562846208dd3d819a02821ab9b2564f74d9004953c820fa652
[INFO] running `Command { std: "docker" "start" "-a" "a9052ab2ba06b0562846208dd3d819a02821ab9b2564f74d9004953c820fa652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9052ab2ba06b0562846208dd3d819a02821ab9b2564f74d9004953c820fa652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9052ab2ba06b0562846208dd3d819a02821ab9b2564f74d9004953c820fa652", kill_on_drop: false }`
[INFO] [stdout] a9052ab2ba06b0562846208dd3d819a02821ab9b2564f74d9004953c820fa652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b260458bc96929cf476050cbfda42fc55d65be754179b9f3557ec6ae68f3ecb
[INFO] running `Command { std: "docker" "start" "-a" "4b260458bc96929cf476050cbfda42fc55d65be754179b9f3557ec6ae68f3ecb", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "4b260458bc96929cf476050cbfda42fc55d65be754179b9f3557ec6ae68f3ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b260458bc96929cf476050cbfda42fc55d65be754179b9f3557ec6ae68f3ecb", kill_on_drop: false }`
[INFO] [stdout] 4b260458bc96929cf476050cbfda42fc55d65be754179b9f3557ec6ae68f3ecb