[INFO] fetching crate power-instruction-analyzer-proc-macro 0.2.0...
[INFO] checking power-instruction-analyzer-proc-macro-0.2.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate power-instruction-analyzer-proc-macro 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate power-instruction-analyzer-proc-macro 0.2.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate power-instruction-analyzer-proc-macro 0.2.0
[INFO] finished tweaking crates.io crate power-instruction-analyzer-proc-macro 0.2.0
[INFO] tweaked toml for crates.io crate power-instruction-analyzer-proc-macro 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f39b26779647fe0fb1f5b641c9f7f817cb771a9365f3e70014d357824d0b793
[INFO] running `Command { std: "docker" "start" "-a" "7f39b26779647fe0fb1f5b641c9f7f817cb771a9365f3e70014d357824d0b793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f39b26779647fe0fb1f5b641c9f7f817cb771a9365f3e70014d357824d0b793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f39b26779647fe0fb1f5b641c9f7f817cb771a9365f3e70014d357824d0b793", kill_on_drop: false }`
[INFO] [stdout] 7f39b26779647fe0fb1f5b641c9f7f817cb771a9365f3e70014d357824d0b793
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf43805f3f4f425d4d798ab11f539fa16052b99d4a00720ecc5cf3565371e71
[INFO] running `Command { std: "docker" "start" "-a" "9bf43805f3f4f425d4d798ab11f539fa16052b99d4a00720ecc5cf3565371e71", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking power-instruction-analyzer-proc-macro v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `to_assembly` and `into_assembly` are never used
[INFO] [stdout]   --> src/inline_assembly.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) trait ToAssembly {
[INFO] [stdout]    |                  ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn to_assembly(&self) -> Assembly {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn into_assembly(self) -> Assembly
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_assembly` and `into_assembly` are never used
[INFO] [stdout]   --> src/inline_assembly.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub(crate) trait ToAssembly {
[INFO] [stdout]    |                  ---------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 81 |     fn to_assembly(&self) -> Assembly {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     fn into_assembly(self) -> Assembly
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "9bf43805f3f4f425d4d798ab11f539fa16052b99d4a00720ecc5cf3565371e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf43805f3f4f425d4d798ab11f539fa16052b99d4a00720ecc5cf3565371e71", kill_on_drop: false }`
[INFO] [stdout] 9bf43805f3f4f425d4d798ab11f539fa16052b99d4a00720ecc5cf3565371e71