[INFO] fetching crate tokio-tower 0.7.0-rc4...
[INFO] checking tokio-tower-0.7.0-rc4 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate tokio-tower 0.7.0-rc4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate tokio-tower 0.7.0-rc4 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 tokio-tower 0.7.0-rc4
[INFO] finished tweaking crates.io crate tokio-tower 0.7.0-rc4
[INFO] tweaked toml for crates.io crate tokio-tower 0.7.0-rc4 written to /workspace/builds/worker-5-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]     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" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-test v0.4.4
[INFO] [stderr]   Downloaded async-bincode v0.6.2
[INFO] [stderr]   Downloaded tower-test v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 2547cb38aa96e0ab2f728e5e04d7d1f909b4c504a551728dff7255ceedb303ef
[INFO] running `Command { std: "docker" "start" "-a" "2547cb38aa96e0ab2f728e5e04d7d1f909b4c504a551728dff7255ceedb303ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2547cb38aa96e0ab2f728e5e04d7d1f909b4c504a551728dff7255ceedb303ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2547cb38aa96e0ab2f728e5e04d7d1f909b4c504a551728dff7255ceedb303ef", kill_on_drop: false }`
[INFO] [stdout] 2547cb38aa96e0ab2f728e5e04d7d1f909b4c504a551728dff7255ceedb303ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 912a0a6e983d33c9b962ccf2fa955ed4a7ae5eebb75c72a6609d9ad5fd34df1c
[INFO] running `Command { std: "docker" "start" "-a" "912a0a6e983d33c9b962ccf2fa955ed4a7ae5eebb75c72a6609d9ad5fd34df1c", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking async-bincode v0.6.2
[INFO] [stderr]     Checking tokio-tower v0.7.0-rc4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tokio-test v0.4.4
[INFO] [stderr]     Checking tower-test v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.45s
[INFO] running `Command { std: "docker" "inspect" "912a0a6e983d33c9b962ccf2fa955ed4a7ae5eebb75c72a6609d9ad5fd34df1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912a0a6e983d33c9b962ccf2fa955ed4a7ae5eebb75c72a6609d9ad5fd34df1c", kill_on_drop: false }`
[INFO] [stdout] 912a0a6e983d33c9b962ccf2fa955ed4a7ae5eebb75c72a6609d9ad5fd34df1c
[INFO] checking tokio-tower-0.7.0-rc4 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1
[INFO] extracting crate tokio-tower 0.7.0-rc4 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate tokio-tower 0.7.0-rc4 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 tokio-tower 0.7.0-rc4
[INFO] finished tweaking crates.io crate tokio-tower 0.7.0-rc4
[INFO] tweaked toml for crates.io crate tokio-tower 0.7.0-rc4 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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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" "+9ae1860851f3fbc1435a1698e572252c0076f413" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1be2a98f9de23dc8a3824cb8f85b827943e19b8cc0980c195c028a884d5ac11
[INFO] running `Command { std: "docker" "start" "-a" "d1be2a98f9de23dc8a3824cb8f85b827943e19b8cc0980c195c028a884d5ac11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1be2a98f9de23dc8a3824cb8f85b827943e19b8cc0980c195c028a884d5ac11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1be2a98f9de23dc8a3824cb8f85b827943e19b8cc0980c195c028a884d5ac11", kill_on_drop: false }`
[INFO] [stdout] d1be2a98f9de23dc8a3824cb8f85b827943e19b8cc0980c195c028a884d5ac11
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e3032976e8ac775eae97fbed7bd975722ace62ce7b5385f0d3036bfcef4e0a
[INFO] running `Command { std: "docker" "start" "-a" "73e3032976e8ac775eae97fbed7bd975722ace62ce7b5385f0d3036bfcef4e0a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "73e3032976e8ac775eae97fbed7bd975722ace62ce7b5385f0d3036bfcef4e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e3032976e8ac775eae97fbed7bd975722ace62ce7b5385f0d3036bfcef4e0a", kill_on_drop: false }`
[INFO] [stdout] 73e3032976e8ac775eae97fbed7bd975722ace62ce7b5385f0d3036bfcef4e0a