[INFO] fetching crate acton-core 3.0.0-alpha.1...
[INFO] checking acton-core-3.0.0-alpha.1 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate acton-core 3.0.0-alpha.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate acton-core 3.0.0-alpha.1 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate acton-core 3.0.0-alpha.1
[INFO] finished tweaking crates.io crate acton-core 3.0.0-alpha.1
[INFO] tweaked toml for crates.io crate acton-core 3.0.0-alpha.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "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] [stderr]      Locking 89 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6667f54ad4121784c5eaf29099ac6e763f50e948ed38bba8a0a94a291c82402
[INFO] running `Command { std: "docker" "start" "-a" "c6667f54ad4121784c5eaf29099ac6e763f50e948ed38bba8a0a94a291c82402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6667f54ad4121784c5eaf29099ac6e763f50e948ed38bba8a0a94a291c82402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6667f54ad4121784c5eaf29099ac6e763f50e948ed38bba8a0a94a291c82402", kill_on_drop: false }`
[INFO] [stdout] c6667f54ad4121784c5eaf29099ac6e763f50e948ed38bba8a0a94a291c82402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 543db63fa8fcbe6f2fbeca4d8f50652cc4bd8eb91702e21d7ac18f99e0ad70dd
[INFO] running `Command { std: "docker" "start" "-a" "543db63fa8fcbe6f2fbeca4d8f50652cc4bd8eb91702e21d7ac18f99e0ad70dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking bytemuck v1.20.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking sha1_smol v1.0.1
[INFO] [stderr]     Checking atomic v0.6.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]     Checking typeid_prefix v1.1.1-beta.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking uuid v1.11.0
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking typeid_suffix v1.0.2-beta.1
[INFO] [stderr]     Checking mti v1.0.7-beta.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling derive-new v0.7.0
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]     Checking tokio v1.41.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling acton_test_macro v1.0.0-beta.1
[INFO] [stderr]     Checking derive_more v1.0.0
[INFO] [stderr]     Checking acton-ern v2.1.1-alpha
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking acton_test v1.0.0-beta.1
[INFO] [stderr]     Checking acton-core v3.0.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: method `as_str` is never used
[INFO] [stdout]   --> src/message/signal.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl SystemSignal {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn as_str(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![forbid(dead_code)]
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method `as_str` is never used
[INFO] [stdout]   --> src/message/signal.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl SystemSignal {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn as_str(&self) -> &'static str {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 | #![forbid(dead_code)]
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acton-core` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `acton-core` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "543db63fa8fcbe6f2fbeca4d8f50652cc4bd8eb91702e21d7ac18f99e0ad70dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "543db63fa8fcbe6f2fbeca4d8f50652cc4bd8eb91702e21d7ac18f99e0ad70dd", kill_on_drop: false }`
[INFO] [stdout] 543db63fa8fcbe6f2fbeca4d8f50652cc4bd8eb91702e21d7ac18f99e0ad70dd
