[INFO] fetching crate power-reqwest-lib 0.1.0...
[INFO] checking power-reqwest-lib-0.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate power-reqwest-lib 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate power-reqwest-lib 0.1.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate power-reqwest-lib 0.1.0
[INFO] finished tweaking crates.io crate power-reqwest-lib 0.1.0
[INFO] tweaked toml for crates.io crate power-reqwest-lib 0.1.0 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn-prelude-macros v0.1.3
[INFO] [stderr]   Downloaded syn-prelude v0.1.12
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67992c204f80b10d4b742368f71397cd35a3d328edc705783b53c87020e58230
[INFO] running `Command { std: "docker" "start" "-a" "67992c204f80b10d4b742368f71397cd35a3d328edc705783b53c87020e58230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67992c204f80b10d4b742368f71397cd35a3d328edc705783b53c87020e58230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67992c204f80b10d4b742368f71397cd35a3d328edc705783b53c87020e58230", kill_on_drop: false }`
[INFO] [stdout] 67992c204f80b10d4b742368f71397cd35a3d328edc705783b53c87020e58230
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08965d34becb672dc2af6e95bb051ac7c8f5aea7388975a1d25b9a288886861b
[INFO] running `Command { std: "docker" "start" "-a" "08965d34becb672dc2af6e95bb051ac7c8f5aea7388975a1d25b9a288886861b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v2.0.76
[INFO] [stderr]    Compiling syn-prelude-macros v0.1.3
[INFO] [stderr]     Checking syn-prelude v0.1.12
[INFO] [stderr]     Checking power-reqwest-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/expand.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn to_tokens(&self, tokens: &mut proc_macro2::TokenStream) {}
[INFO] [stdout]   |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/expand.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn to_tokens(&self, tokens: &mut proc_macro2::TokenStream) {}
[INFO] [stdout]   |                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/model.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct ArrayValue {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 94 |     pub(crate) span: Span,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TryParseComma` is never used
[INFO] [stdout]   --> src/parse.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait TryParseComma {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/model.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub struct ArrayValue {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 94 |     pub(crate) span: Span,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TryParseComma` is never used
[INFO] [stdout]   --> src/parse.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait TryParseComma {
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "08965d34becb672dc2af6e95bb051ac7c8f5aea7388975a1d25b9a288886861b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08965d34becb672dc2af6e95bb051ac7c8f5aea7388975a1d25b9a288886861b", kill_on_drop: false }`
[INFO] [stdout] 08965d34becb672dc2af6e95bb051ac7c8f5aea7388975a1d25b9a288886861b