[INFO] fetching crate mutable 0.2.8... [INFO] testing mutable-0.2.8 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate mutable 0.2.8 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate mutable 0.2.8 [INFO] finished tweaking crates.io crate mutable 0.2.8 [INFO] tweaked toml for crates.io crate mutable 0.2.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mutable 0.2.8 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded mutable_derive v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97adeadb7e0018c910a606221f74357030e62c862576260f8bb071e28e1d4a8c [INFO] running `Command { std: "docker" "start" "-a" "97adeadb7e0018c910a606221f74357030e62c862576260f8bb071e28e1d4a8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97adeadb7e0018c910a606221f74357030e62c862576260f8bb071e28e1d4a8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97adeadb7e0018c910a606221f74357030e62c862576260f8bb071e28e1d4a8c", kill_on_drop: false }` [INFO] [stdout] 97adeadb7e0018c910a606221f74357030e62c862576260f8bb071e28e1d4a8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2f1b1205c77ad8b32b53e5b435146c461cb36ee9c9d267803c9908a495ff76ed [INFO] running `Command { std: "docker" "start" "-a" "2f1b1205c77ad8b32b53e5b435146c461cb36ee9c9d267803c9908a495ff76ed", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling convert_case v0.5.0 [INFO] [stderr] Compiling uuid v1.17.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling mutable_derive v0.3.3 [INFO] [stderr] Compiling mutable v0.2.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `softeq::*` [INFO] [stdout] --> src/default_impl/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use softeq::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/holder.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_mut(&mut self) -> MHRefMut { MHRefMut(self) } [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] 51 | pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.63s [INFO] running `Command { std: "docker" "inspect" "2f1b1205c77ad8b32b53e5b435146c461cb36ee9c9d267803c9908a495ff76ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f1b1205c77ad8b32b53e5b435146c461cb36ee9c9d267803c9908a495ff76ed", kill_on_drop: false }` [INFO] [stdout] 2f1b1205c77ad8b32b53e5b435146c461cb36ee9c9d267803c9908a495ff76ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] f0a9cba7613fea6f7b7d11aee98b10daeecf374053c1f90b782dd1335fa4a839 [INFO] running `Command { std: "docker" "start" "-a" "f0a9cba7613fea6f7b7d11aee98b10daeecf374053c1f90b782dd1335fa4a839", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `softeq::*` [INFO] [stdout] --> src/default_impl/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use softeq::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/holder.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_mut(&mut self) -> MHRefMut { MHRefMut(self) } [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] 51 | pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mutable v0.2.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `softeq::*` [INFO] [stdout] --> src/default_impl/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use softeq::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/holder.rs:51:20 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_mut(&mut self) -> MHRefMut { MHRefMut(self) } [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] 51 | pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "f0a9cba7613fea6f7b7d11aee98b10daeecf374053c1f90b782dd1335fa4a839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0a9cba7613fea6f7b7d11aee98b10daeecf374053c1f90b782dd1335fa4a839", kill_on_drop: false }` [INFO] [stdout] f0a9cba7613fea6f7b7d11aee98b10daeecf374053c1f90b782dd1335fa4a839 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] b760de82592479972a23c1657be165efc442005bead19e72773a1475fe9119c1 [INFO] running `Command { std: "docker" "start" "-a" "b760de82592479972a23c1657be165efc442005bead19e72773a1475fe9119c1", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `softeq::*` [INFO] [stderr] --> src/default_impl/mod.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | pub use softeq::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/holder.rs:51:20 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn get_mut(&mut self) -> MHRefMut { MHRefMut(self) } [INFO] [stderr] | ^^^^^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 51 | pub fn get_mut(&mut self) -> MHRefMut<'_, M> { MHRefMut(self) } [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `mutable` (lib) generated 2 warnings (run `cargo fix --lib -p mutable` to apply 2 suggestions) [INFO] [stderr] warning: `mutable` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mutable-aec5e1208b77f07f) [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" "b760de82592479972a23c1657be165efc442005bead19e72773a1475fe9119c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b760de82592479972a23c1657be165efc442005bead19e72773a1475fe9119c1", kill_on_drop: false }` [INFO] [stdout] b760de82592479972a23c1657be165efc442005bead19e72773a1475fe9119c1