[INFO] fetching crate elsa 1.11.2... [INFO] testing elsa-1.11.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate elsa 1.11.2 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate elsa 1.11.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate elsa 1.11.2 [INFO] tweaked toml for crates.io crate elsa 1.11.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate elsa 1.11.2 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] crate crates.io crate elsa 1.11.2 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 627d42712b7e6fa49c33b27238c28170c23ac6e6c6fcca40eef938b573224ab6 [INFO] running `Command { std: "docker" "start" "-a" "627d42712b7e6fa49c33b27238c28170c23ac6e6c6fcca40eef938b573224ab6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "627d42712b7e6fa49c33b27238c28170c23ac6e6c6fcca40eef938b573224ab6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "627d42712b7e6fa49c33b27238c28170c23ac6e6c6fcca40eef938b573224ab6", kill_on_drop: false }` [INFO] [stdout] 627d42712b7e6fa49c33b27238c28170c23ac6e6c6fcca40eef938b573224ab6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] da3959cb93792d78c03bb980fdd2a48c02c79f0b4c1f935b01725ac4083ba606 [INFO] running `Command { std: "docker" "start" "-a" "da3959cb93792d78c03bb980fdd2a48c02c79f0b4c1f935b01725ac4083ba606", kill_on_drop: false }` [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling elsa v1.11.2 (/opt/rustwide/workdir) [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/vec.rs:46:19 [INFO] [stdout] | [INFO] [stdout] 46 | &*(&**(*vec).get_unchecked((*vec).len() - 1) as *const T::Target) [INFO] [stdout] | ^^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Vec` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]` [INFO] [stdout] --> src/vec.rs:46:19 [INFO] [stdout] | [INFO] [stdout] 46 | &*(&**(*vec).get_unchecked((*vec).len() - 1) as *const T::Target) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked` require a reference [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/slice/mod.rs:636:5 [INFO] [stdout] = note: `#[deny(dangerous_implicit_autorefs)]` on by default [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 46 | &*(&**(&(*vec)).get_unchecked((*vec).len() - 1) as *const T::Target) [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/vec.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | (*vec).get(index).map(|x| &**x) [INFO] [stdout] | ^^---^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Vec` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]` [INFO] [stdout] --> src/vec.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | (*vec).get(index).map(|x| &**x) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] note: method calls to `get` require a reference [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/slice/mod.rs:571:5 [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 54 | (&(*vec)).get(index).map(|x| &**x) [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/vec.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | (*vec).get_unchecked(index) [INFO] [stdout] | ^^---^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Vec` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]` [INFO] [stdout] --> src/vec.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | (*vec).get_unchecked(index) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] note: method calls to `get_unchecked` require a reference [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/slice/mod.rs:636:5 [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 65 | (&(*vec)).get_unchecked(index) [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: implicit autoref creates a reference to the dereference of a raw pointer [INFO] [stdout] --> src/vec.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | (*vec).get(index).copied() [INFO] [stdout] | ^^---^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this raw pointer has type `*mut Vec` [INFO] [stdout] | [INFO] [stdout] = note: creating a reference requires the pointer target to be valid and imposes aliasing requirements [INFO] [stdout] note: autoref is being applied to this expression, resulting in: `&[T]` [INFO] [stdout] --> src/vec.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | (*vec).get(index).copied() [INFO] [stdout] | ^^^^^^ [INFO] [stdout] note: method calls to `get` require a reference [INFO] [stdout] --> /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/slice/mod.rs:571:5 [INFO] [stdout] help: try using a raw pointer method instead; or if this reference is intentional, make it explicit [INFO] [stdout] | [INFO] [stdout] 74 | (&(*vec)).get(index).copied() [INFO] [stdout] | ++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/vec.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | pub fn iter(&self) -> Iter { [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] 111 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `elsa` (lib) due to 4 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "da3959cb93792d78c03bb980fdd2a48c02c79f0b4c1f935b01725ac4083ba606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da3959cb93792d78c03bb980fdd2a48c02c79f0b4c1f935b01725ac4083ba606", kill_on_drop: false }` [INFO] [stdout] da3959cb93792d78c03bb980fdd2a48c02c79f0b4c1f935b01725ac4083ba606