[INFO] fetching crate dala 0.3.0...
[INFO] checking dala-0.3.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate dala 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate dala 0.3.0 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 dala 0.3.0
[INFO] finished tweaking crates.io crate dala 0.3.0
[INFO] tweaked toml for crates.io crate dala 0.3.0 written to /workspace/builds/worker-2-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 24 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6636458fdb67b50db887215d5d9e6b857f7caad0cb645a915f272fa597dbe055
[INFO] running `Command { std: "docker" "start" "-a" "6636458fdb67b50db887215d5d9e6b857f7caad0cb645a915f272fa597dbe055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6636458fdb67b50db887215d5d9e6b857f7caad0cb645a915f272fa597dbe055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6636458fdb67b50db887215d5d9e6b857f7caad0cb645a915f272fa597dbe055", kill_on_drop: false }`
[INFO] [stdout] 6636458fdb67b50db887215d5d9e6b857f7caad0cb645a915f272fa597dbe055
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 64590aeca8e30086cd8f60bd108fd18b858c9075e874a75c00a90c3d0f1a9f79
[INFO] running `Command { std: "docker" "start" "-a" "64590aeca8e30086cd8f60bd108fd18b858c9075e874a75c00a90c3d0f1a9f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling pest v2.7.11
[INFO] [stderr]    Compiling pest_meta v2.7.11
[INFO] [stderr]    Compiling pest_generator v2.7.11
[INFO] [stderr]    Compiling pest_derive v2.7.11
[INFO] [stderr]     Checking dala v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]  --> src/interpreter/expr/macros.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |             pub pos: Position,
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/interpreter/expr/concat.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | create_expr_struct!(Concat);
[INFO] [stdout]   | ---------------------------
[INFO] [stdout]   | |                   |
[INFO] [stdout]   | |                   field in this struct
[INFO] [stdout]   | in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Concat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `create_expr_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 | create_lit_struct!(Str, String);
[INFO] [stdout]    | -------------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Str` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 | create_lit_struct!(Num, f64);
[INFO] [stdout]    | ----------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Num` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 | create_lit_struct!(Bool, bool);
[INFO] [stdout]    | ------------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Bool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]  --> src/interpreter/expr/upper.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Upper {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub pos: Position,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Upper` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]  --> src/interpreter/expr/macros.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 |             pub pos: Position,
[INFO] [stdout]   |                 ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/interpreter/expr/concat.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | create_expr_struct!(Concat);
[INFO] [stdout]   | ---------------------------
[INFO] [stdout]   | |                   |
[INFO] [stdout]   | |                   field in this struct
[INFO] [stdout]   | in this macro invocation
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Concat` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]   = note: this warning originates in the macro `create_expr_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 | create_lit_struct!(Str, String);
[INFO] [stdout]    | -------------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Str` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 | create_lit_struct!(Num, f64);
[INFO] [stdout]    | ----------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Num` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]   --> src/interpreter/expr/literal.rs:9:17
[INFO] [stdout]    |
[INFO] [stdout] 9  |             pub pos: Position,
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] ...
[INFO] [stdout] 23 | create_lit_struct!(Bool, bool);
[INFO] [stdout]    | ------------------------------
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  field in this struct
[INFO] [stdout]    | in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Bool` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: this warning originates in the macro `create_lit_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pos` is never read
[INFO] [stdout]  --> src/interpreter/expr/upper.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Upper {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub pos: Position,
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Upper` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "64590aeca8e30086cd8f60bd108fd18b858c9075e874a75c00a90c3d0f1a9f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64590aeca8e30086cd8f60bd108fd18b858c9075e874a75c00a90c3d0f1a9f79", kill_on_drop: false }`
[INFO] [stdout] 64590aeca8e30086cd8f60bd108fd18b858c9075e874a75c00a90c3d0f1a9f79