[INFO] fetching crate tower 0.4.13... [INFO] checking tower-0.4.13 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2 [INFO] extracting crate tower 0.4.13 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tower 0.4.13 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tower 0.4.13 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tower 0.4.13 [INFO] tweaked toml for crates.io crate tower 0.4.13 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate tower 0.4.13 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded once_cell v1.12.0 [INFO] [stderr] Downloaded tower-layer v0.3.1 [INFO] [stderr] Downloaded tower-test v0.4.0 [INFO] [stderr] Downloaded async-stream-impl v0.3.3 [INFO] [stderr] Downloaded tokio-test v0.4.2 [INFO] [stderr] Downloaded thread_local v1.1.4 [INFO] [stderr] Downloaded quote v1.0.18 [INFO] [stderr] Downloaded getrandom v0.2.7 [INFO] [stderr] Downloaded indexmap v1.9.0 [INFO] [stderr] Downloaded http v0.2.8 [INFO] [stderr] Downloaded hdrhistogram v7.5.0 [INFO] [stderr] Downloaded syn v1.0.96 [INFO] [stderr] Downloaded tracing-subscriber v0.3.11 [INFO] [stderr] Downloaded pin-project-internal v1.0.10 [INFO] [stderr] Downloaded pin-project v1.0.10 [INFO] [stderr] Downloaded proc-macro2 v1.0.39 [INFO] [stderr] Downloaded tracing-core v0.1.27 [INFO] [stderr] Downloaded async-stream v0.3.3 [INFO] [stderr] Downloaded tokio-stream v0.1.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 139bc82aea6f635a77edb1472deaadb69efc7cbdfef989f3cc587ff5b2557fb8 [INFO] running `Command { std: "docker" "start" "-a" "139bc82aea6f635a77edb1472deaadb69efc7cbdfef989f3cc587ff5b2557fb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "139bc82aea6f635a77edb1472deaadb69efc7cbdfef989f3cc587ff5b2557fb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "139bc82aea6f635a77edb1472deaadb69efc7cbdfef989f3cc587ff5b2557fb8", kill_on_drop: false }` [INFO] [stdout] 139bc82aea6f635a77edb1472deaadb69efc7cbdfef989f3cc587ff5b2557fb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 653c798b2a0355267cc9f336dc3d3fda9b8ff6b64b5650a4e7a4bf1b4dc5a1be [INFO] running `Command { std: "docker" "start" "-a" "653c798b2a0355267cc9f336dc3d3fda9b8ff6b64b5650a4e7a4bf1b4dc5a1be", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking tracing-core v0.1.27 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking tower-layer v0.3.1 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking tower v0.4.13 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/lib.rs:238:15 [INFO] [stdout] | [INFO] [stdout] 238 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking hdrhistogram v7.5.0 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling async-stream-impl v0.3.3 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking async-stream v0.3.3 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tokio-stream v0.1.9 [INFO] [stderr] Checking tokio-test v0.4.2 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking tower-test v0.4.0 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stdout] warning: trait `Sealed` is never used [INFO] [stdout] --> src/lib.rs:238:15 [INFO] [stdout] | [INFO] [stdout] 238 | pub trait Sealed {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.26s [INFO] running `Command { std: "docker" "inspect" "653c798b2a0355267cc9f336dc3d3fda9b8ff6b64b5650a4e7a4bf1b4dc5a1be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "653c798b2a0355267cc9f336dc3d3fda9b8ff6b64b5650a4e7a4bf1b4dc5a1be", kill_on_drop: false }` [INFO] [stdout] 653c798b2a0355267cc9f336dc3d3fda9b8ff6b64b5650a4e7a4bf1b4dc5a1be [INFO] checking tower-0.4.13 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-2 [INFO] extracting crate tower 0.4.13 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate tower 0.4.13 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tower 0.4.13 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tower 0.4.13 [INFO] tweaked toml for crates.io crate tower 0.4.13 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate tower 0.4.13 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 42e93e5158a364030cd77410865cd9410fcdf4309b7770095d8a97d33fa7eb1c [INFO] running `Command { std: "docker" "start" "-a" "42e93e5158a364030cd77410865cd9410fcdf4309b7770095d8a97d33fa7eb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42e93e5158a364030cd77410865cd9410fcdf4309b7770095d8a97d33fa7eb1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42e93e5158a364030cd77410865cd9410fcdf4309b7770095d8a97d33fa7eb1c", kill_on_drop: false }` [INFO] [stdout] 42e93e5158a364030cd77410865cd9410fcdf4309b7770095d8a97d33fa7eb1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5d4b302b988e840fae3810c99fcdd2bbb0ffdf267b9769d510ac381c14d50c5 [INFO] running `Command { std: "docker" "start" "-a" "d5d4b302b988e840fae3810c99fcdd2bbb0ffdf267b9769d510ac381c14d50c5", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "d5d4b302b988e840fae3810c99fcdd2bbb0ffdf267b9769d510ac381c14d50c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5d4b302b988e840fae3810c99fcdd2bbb0ffdf267b9769d510ac381c14d50c5", kill_on_drop: false }` [INFO] [stdout] d5d4b302b988e840fae3810c99fcdd2bbb0ffdf267b9769d510ac381c14d50c5