[INFO] fetching crate awak 0.2.13...
[INFO] checking awak-0.2.13 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate awak 0.2.13 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate awak 0.2.13 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate awak 0.2.13
[INFO] finished tweaking crates.io crate awak 0.2.13
[INFO] tweaked toml for crates.io crate awak 0.2.13 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate crates.io crate awak 0.2.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4a5a93aad70ec379cafd34390fb7019dff403b27af67e123839d31d68d2608
[INFO] running `Command { std: "docker" "start" "-a" "cd4a5a93aad70ec379cafd34390fb7019dff403b27af67e123839d31d68d2608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4a5a93aad70ec379cafd34390fb7019dff403b27af67e123839d31d68d2608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4a5a93aad70ec379cafd34390fb7019dff403b27af67e123839d31d68d2608", kill_on_drop: false }`
[INFO] [stdout] cd4a5a93aad70ec379cafd34390fb7019dff403b27af67e123839d31d68d2608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9f4ceb17f329d2e1f41e9d7a1b8726df7a06ed15343f552230caf64a9cc5d6d
[INFO] running `Command { std: "docker" "start" "-a" "f9f4ceb17f329d2e1f41e9d7a1b8726df7a06ed15343f552230caf64a9cc5d6d", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking awak v0.2.13 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/echo.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/timeout.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/delay.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/tcp-listener.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/tcp-stream.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking awak v0.2.13 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "f9f4ceb17f329d2e1f41e9d7a1b8726df7a06ed15343f552230caf64a9cc5d6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f4ceb17f329d2e1f41e9d7a1b8726df7a06ed15343f552230caf64a9cc5d6d", kill_on_drop: false }`
[INFO] [stdout] f9f4ceb17f329d2e1f41e9d7a1b8726df7a06ed15343f552230caf64a9cc5d6d