[INFO] cloning repository https://github.com/evan-a-w/gc_rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/evan-a-w/gc_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevan-a-w%2Fgc_rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevan-a-w%2Fgc_rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4155c6b5b302a039ef27d054c014d9c71e3462e0 [INFO] checking evan-a-w/gc_rs against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fevan-a-w%2Fgc_rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/evan-a-w/gc_rs 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 git repo https://github.com/evan-a-w/gc_rs [INFO] finished tweaking git repo https://github.com/evan-a-w/gc_rs [INFO] tweaked toml for git repo https://github.com/evan-a-w/gc_rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/evan-a-w/gc_rs 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [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] fd383c125df65d5e903a9473e2d04d7a2fbc6030531642cd75eb5b8ca369533c [INFO] running `Command { std: "docker" "start" "-a" "fd383c125df65d5e903a9473e2d04d7a2fbc6030531642cd75eb5b8ca369533c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd383c125df65d5e903a9473e2d04d7a2fbc6030531642cd75eb5b8ca369533c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd383c125df65d5e903a9473e2d04d7a2fbc6030531642cd75eb5b8ca369533c", kill_on_drop: false }` [INFO] [stdout] fd383c125df65d5e903a9473e2d04d7a2fbc6030531642cd75eb5b8ca369533c [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] bdf13d87a23f8c0c345cba72e4eb8e369076069303215abb665d127be4713f54 [INFO] running `Command { std: "docker" "start" "-a" "bdf13d87a23f8c0c345cba72e4eb8e369076069303215abb665d127be4713f54", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Checking unicode-xid v0.2.2 [INFO] [stderr] Checking quote v1.0.14 [INFO] [stderr] Checking synstructure v0.12.6 [INFO] [stderr] Checking gc_rs_derive v0.1.0 (/opt/rustwide/workdir/gc_rs_derive) [INFO] [stdout] warning: unused import: `proc_macro2::TokenStream` [INFO] [stdout] --> gc_rs_derive/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use proc_macro2::TokenStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro2::TokenStream` [INFO] [stdout] --> gc_rs_derive/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use proc_macro2::TokenStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `proc_macro2::TokenStream` [INFO] [stdout] --> gc_rs_derive/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use proc_macro2::TokenStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking gc_rs v0.1.0 (/opt/rustwide/workdir/gc_rs) [INFO] [stdout] warning: unused import: `RefCell` [INFO] [stdout] --> gc_rs/src/gc.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{Cell, RefCell}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::marker::PhantomData` [INFO] [stdout] --> gc_rs/src/gc.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RefCell` [INFO] [stdout] --> gc_rs/src/gc.rs:3:23 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cell::{Cell, RefCell}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::marker::PhantomData` [INFO] [stdout] --> gc_rs/src/gc.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking gc_rs_tests v0.1.0 (/opt/rustwide/workdir/gc_rs_tests) [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> gc_rs_tests/src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 80 | struct Foo { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 81 | pub x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 82 | pub y: String, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `x` is never read [INFO] [stdout] --> gc_rs_tests/src/lib.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 118 | struct Bar { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 119 | pub x: i32, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> gc_rs_tests/src/lib.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 80 | struct Foo { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 81 | pub x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 82 | pub y: String, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `x` is never read [INFO] [stdout] --> gc_rs_tests/src/lib.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 118 | struct Bar { [INFO] [stdout] | --- field in this struct [INFO] [stdout] 119 | pub x: i32, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GC_STATE`, `Gc`, and `Trace` [INFO] [stdout] --> gc_rs_tests/src/bin.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use gc_rs::{Trace, Gc, GC_STATE}; [INFO] [stdout] | ^^^^^ ^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `GC_STATE`, `Gc`, and `Trace` [INFO] [stdout] --> gc_rs_tests/src/bin.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | use gc_rs::{Trace, Gc, GC_STATE}; [INFO] [stdout] | ^^^^^ ^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.07s [INFO] running `Command { std: "docker" "inspect" "bdf13d87a23f8c0c345cba72e4eb8e369076069303215abb665d127be4713f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdf13d87a23f8c0c345cba72e4eb8e369076069303215abb665d127be4713f54", kill_on_drop: false }` [INFO] [stdout] bdf13d87a23f8c0c345cba72e4eb8e369076069303215abb665d127be4713f54