[INFO] fetching crate shrinkwraprs 0.3.0...
[INFO] checking shrinkwraprs-0.3.0 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] extracting crate shrinkwraprs 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate shrinkwraprs 0.3.0
[INFO] finished tweaking crates.io crate shrinkwraprs 0.3.0
[INFO] tweaked toml for crates.io crate shrinkwraprs 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shrinkwraprs 0.3.0 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shrinkwraprs 0.3.0 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `shrinkwraprs` (manifest) generated 1 warning
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a977967e14458258b8901ca298aae56d3b974fe38f764a5b82acea698f3d66
[INFO] running `Command { std: "docker" "start" "-a" "82a977967e14458258b8901ca298aae56d3b974fe38f764a5b82acea698f3d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a977967e14458258b8901ca298aae56d3b974fe38f764a5b82acea698f3d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a977967e14458258b8901ca298aae56d3b974fe38f764a5b82acea698f3d66", kill_on_drop: false }`
[INFO] [stdout] 82a977967e14458258b8901ca298aae56d3b974fe38f764a5b82acea698f3d66
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c36c1a55c0ec56ad7bed5041cfca77b395e11ec092f82b46b4cf86e096d6d5d6
[INFO] running `Command { std: "docker" "start" "-a" "c36c1a55c0ec56ad7bed5041cfca77b395e11ec092f82b46b4cf86e096d6d5d6", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `shrinkwraprs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling itertools v0.8.1
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]     Checking shrinkwraprs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/transformers.rs:12:22
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Sanitized(String);
[INFO] [stdout]    |            --------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Sanitized` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `MyStruct` is never constructed
[INFO] [stdout]   --> examples/structs.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct MyStruct {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shrinkwraprs` (example "structs") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c36c1a55c0ec56ad7bed5041cfca77b395e11ec092f82b46b4cf86e096d6d5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36c1a55c0ec56ad7bed5041cfca77b395e11ec092f82b46b4cf86e096d6d5d6", kill_on_drop: false }`
[INFO] [stdout] c36c1a55c0ec56ad7bed5041cfca77b395e11ec092f82b46b4cf86e096d6d5d6
