[INFO] fetching crate comet-rs-impl 0.1.1-rc2...
[INFO] checking comet-rs-impl-0.1.1-rc2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate comet-rs-impl 0.1.1-rc2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate comet-rs-impl 0.1.1-rc2
[INFO] finished tweaking crates.io crate comet-rs-impl 0.1.1-rc2
[INFO] tweaked toml for crates.io crate comet-rs-impl 0.1.1-rc2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate comet-rs-impl 0.1.1-rc2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bc3c0ac2c3e868f7f893dda3df75e0d488bd61069c887d6926b2ccfdba3a902
[INFO] running `Command { std: "docker" "start" "-a" "5bc3c0ac2c3e868f7f893dda3df75e0d488bd61069c887d6926b2ccfdba3a902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bc3c0ac2c3e868f7f893dda3df75e0d488bd61069c887d6926b2ccfdba3a902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc3c0ac2c3e868f7f893dda3df75e0d488bd61069c887d6926b2ccfdba3a902", kill_on_drop: false }`
[INFO] [stdout] 5bc3c0ac2c3e868f7f893dda3df75e0d488bd61069c887d6926b2ccfdba3a902
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e0fa6869301fa6b356a8e5eb8563eff215b5a444cdbf4faf6a267d11537cecd
[INFO] running `Command { std: "docker" "start" "-a" "3e0fa6869301fa6b356a8e5eb8563eff215b5a444cdbf4faf6a267d11537cecd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking comet-rs-impl v0.1.1-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `scalar_mut` is never used
[INFO] [stdout]   --> src/cometexpr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) trait CometDsl {
[INFO] [stdout]    |                  -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `scalar_mut` is never used
[INFO] [stdout]   --> src/cometexpr.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub(crate) trait CometDsl {
[INFO] [stdout]    |                  -------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn scalar_mut(&mut self) -> Option<&mut ScalarStruct>;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.80s
[INFO] running `Command { std: "docker" "inspect" "3e0fa6869301fa6b356a8e5eb8563eff215b5a444cdbf4faf6a267d11537cecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0fa6869301fa6b356a8e5eb8563eff215b5a444cdbf4faf6a267d11537cecd", kill_on_drop: false }`
[INFO] [stdout] 3e0fa6869301fa6b356a8e5eb8563eff215b5a444cdbf4faf6a267d11537cecd