[INFO] fetching crate wchar-impl 0.11.0...
[INFO] testing wchar-impl-0.11.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate wchar-impl 0.11.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate wchar-impl 0.11.0
[INFO] finished tweaking crates.io crate wchar-impl 0.11.0
[INFO] tweaked toml for crates.io crate wchar-impl 0.11.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wchar-impl 0.11.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1d7915e33102816100165946f65f240e42eb9727bd581a5666d782ecd9bbb9f
[INFO] running `Command { std: "docker" "start" "-a" "e1d7915e33102816100165946f65f240e42eb9727bd581a5666d782ecd9bbb9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1d7915e33102816100165946f65f240e42eb9727bd581a5666d782ecd9bbb9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1d7915e33102816100165946f65f240e42eb9727bd581a5666d782ecd9bbb9f", kill_on_drop: false }`
[INFO] [stdout] e1d7915e33102816100165946f65f240e42eb9727bd581a5666d782ecd9bbb9f
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 769b11317600b35d3f50d0d7ac20c9c452ab19d4bd4ad1ad27de85c0ae0b413b
[INFO] running `Command { std: "docker" "start" "-a" "769b11317600b35d3f50d0d7ac20c9c452ab19d4bd4ad1ad27de85c0ae0b413b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling wchar-impl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "769b11317600b35d3f50d0d7ac20c9c452ab19d4bd4ad1ad27de85c0ae0b413b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769b11317600b35d3f50d0d7ac20c9c452ab19d4bd4ad1ad27de85c0ae0b413b", kill_on_drop: false }`
[INFO] [stdout] 769b11317600b35d3f50d0d7ac20c9c452ab19d4bd4ad1ad27de85c0ae0b413b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40ee472037d6d0c3f69f6aac6cd3a6a3ac6521ee73d6304bb7336c438c8084b8
[INFO] running `Command { std: "docker" "start" "-a" "40ee472037d6d0c3f69f6aac6cd3a6a3ac6521ee73d6304bb7336c438c8084b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wchar-impl v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `wchar_type` is never used
[INFO] [stdout]   --> src/encode.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stdout]    |           ------ associated function in this trait
[INFO] [stdout] 61 |     fn wchar_type() -> WCharType;
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct WchInput {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 67 |     pub ty: WCharType,
[INFO] [stdout] 68 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]   --> src/parse.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 82 | pub struct WchzInput {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 83 |     pub ty: WCharType,
[INFO] [stdout] 84 |     pub comma: Token![,],
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `comma` is never read
[INFO] [stdout]    --> src/parse.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct IncludeInput {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout]  99 |     pub ty: WCharType,
[INFO] [stdout] 100 |     pub comma: Token![,],
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "40ee472037d6d0c3f69f6aac6cd3a6a3ac6521ee73d6304bb7336c438c8084b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ee472037d6d0c3f69f6aac6cd3a6a3ac6521ee73d6304bb7336c438c8084b8", kill_on_drop: false }`
[INFO] [stdout] 40ee472037d6d0c3f69f6aac6cd3a6a3ac6521ee73d6304bb7336c438c8084b8
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 71c54f2ae43303658e6c77d460682d55f7a43e43a6190e0fba166d06be4c4a59
[INFO] running `Command { std: "docker" "start" "-a" "71c54f2ae43303658e6c77d460682d55f7a43e43a6190e0fba166d06be4c4a59", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `wchar_type` is never used
[INFO] [stderr]   --> src/encode.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | pub trait Encode: Copy + ToTokens {
[INFO] [stderr]    |           ------ associated function in this trait
[INFO] [stderr] 61 |     fn wchar_type() -> WCharType;
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `comma` is never read
[INFO] [stderr]   --> src/parse.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub struct WchInput {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 67 |     pub ty: WCharType,
[INFO] [stderr] 68 |     pub comma: Token![,],
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `comma` is never read
[INFO] [stderr]   --> src/parse.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 82 | pub struct WchzInput {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 83 |     pub ty: WCharType,
[INFO] [stderr] 84 |     pub comma: Token![,],
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `comma` is never read
[INFO] [stderr]    --> src/parse.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr]  98 | pub struct IncludeInput {
[INFO] [stderr]     |            ------------ field in this struct
[INFO] [stderr]  99 |     pub ty: WCharType,
[INFO] [stderr] 100 |     pub comma: Token![,],
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `wchar-impl` (lib) generated 4 warnings
[INFO] [stderr] warning: `wchar-impl` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wchar_impl-80bfd01d7e62c937)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wchar_impl
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "71c54f2ae43303658e6c77d460682d55f7a43e43a6190e0fba166d06be4c4a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c54f2ae43303658e6c77d460682d55f7a43e43a6190e0fba166d06be4c4a59", kill_on_drop: false }`
[INFO] [stdout] 71c54f2ae43303658e6c77d460682d55f7a43e43a6190e0fba166d06be4c4a59