[INFO] cloning repository https://github.com/Ved-s/smoldata [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ved-s/smoldata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVed-s%2Fsmoldata", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVed-s%2Fsmoldata'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3266a9c493e3892c01543e6f053ebdb8d7f66bbe [INFO] checking Ved-s/smoldata against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVed-s%2Fsmoldata" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Ved-s/smoldata [INFO] finished tweaking git repo https://github.com/Ved-s/smoldata [INFO] tweaked toml for git repo https://github.com/Ved-s/smoldata written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Ved-s/smoldata on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Ved-s/smoldata already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 32cbd20622e278682472481cd97b6f3513e73395fbc52023d0cc6ac3e3e79b4c [INFO] running `Command { std: "docker" "start" "-a" "32cbd20622e278682472481cd97b6f3513e73395fbc52023d0cc6ac3e3e79b4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32cbd20622e278682472481cd97b6f3513e73395fbc52023d0cc6ac3e3e79b4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32cbd20622e278682472481cd97b6f3513e73395fbc52023d0cc6ac3e3e79b4c", kill_on_drop: false }` [INFO] [stdout] 32cbd20622e278682472481cd97b6f3513e73395fbc52023d0cc6ac3e3e79b4c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9958f12cd7549fd9d90479c32e8f8b36e2e2f09c625744e15acfc52e698fbd6 [INFO] running `Command { std: "docker" "start" "-a" "f9958f12cd7549fd9d90479c32e8f8b36e2e2f09c625744e15acfc52e698fbd6", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling smoldata v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling smoldata_derive v0.1.0 (/opt/rustwide/workdir/derive) [INFO] [stdout] warning: enum `TagReadError` is never used [INFO] [stdout] --> src/tag.rs:358:10 [INFO] [stdout] | [INFO] [stdout] 358 | pub enum TagReadError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InvalidTagError` is never constructed [INFO] [stdout] --> src/tag.rs:368:12 [INFO] [stdout] | [INFO] [stdout] 368 | pub struct InvalidTagError(u8); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader.rs:553:21 [INFO] [stdout] | [INFO] [stdout] 553 | pub fn read_tag(&mut self) -> ReadResult { [INFO] [stdout] | ^^^^^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 553 | pub fn read_tag(&mut self) -> ReadResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader.rs:557:21 [INFO] [stdout] | [INFO] [stdout] 557 | pub fn peek_tag(&mut self) -> ReadResult<&Tag> { [INFO] [stdout] | ^^^^^^^^^ ---- [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 557 | pub fn peek_tag(&mut self) -> ReadResult<&Tag<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TagReadError` is never used [INFO] [stdout] --> src/tag.rs:358:10 [INFO] [stdout] | [INFO] [stdout] 358 | pub enum TagReadError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InvalidTagError` is never constructed [INFO] [stdout] --> src/tag.rs:368:12 [INFO] [stdout] | [INFO] [stdout] 368 | pub struct InvalidTagError(u8); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Option` is never constructed [INFO] [stdout] --> src/tests.rs:373:16 [INFO] [stdout] | [INFO] [stdout] 373 | struct Option(T); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Data` is never constructed [INFO] [stdout] --> src/tests.rs:377:16 [INFO] [stdout] | [INFO] [stdout] 377 | struct Data { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestUnitStruct` is never constructed [INFO] [stdout] --> src/tests.rs:428:8 [INFO] [stdout] | [INFO] [stdout] 428 | struct TestUnitStruct; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestNewtypeStruct` is never constructed [INFO] [stdout] --> src/tests.rs:432:8 [INFO] [stdout] | [INFO] [stdout] 432 | struct TestNewtypeStruct(T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestTupleStruct` is never constructed [INFO] [stdout] --> src/tests.rs:436:8 [INFO] [stdout] | [INFO] [stdout] 436 | struct TestTupleStruct(T, TestNewtypeStruct, U); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TestFieldStruct` is never constructed [INFO] [stdout] --> src/tests.rs:440:8 [INFO] [stdout] | [INFO] [stdout] 440 | struct TestFieldStruct { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TestEnum` is never used [INFO] [stdout] --> src/tests.rs:448:6 [INFO] [stdout] | [INFO] [stdout] 448 | enum TestEnum { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader.rs:553:21 [INFO] [stdout] | [INFO] [stdout] 553 | pub fn read_tag(&mut self) -> ReadResult { [INFO] [stdout] | ^^^^^^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 553 | pub fn read_tag(&mut self) -> ReadResult> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/reader.rs:557:21 [INFO] [stdout] | [INFO] [stdout] 557 | pub fn peek_tag(&mut self) -> ReadResult<&Tag> { [INFO] [stdout] | ^^^^^^^^^ ---- [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 557 | pub fn peek_tag(&mut self) -> ReadResult<&Tag<'_>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s [INFO] running `Command { std: "docker" "inspect" "f9958f12cd7549fd9d90479c32e8f8b36e2e2f09c625744e15acfc52e698fbd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9958f12cd7549fd9d90479c32e8f8b36e2e2f09c625744e15acfc52e698fbd6", kill_on_drop: false }` [INFO] [stdout] f9958f12cd7549fd9d90479c32e8f8b36e2e2f09c625744e15acfc52e698fbd6