[INFO] fetching crate quickercheck 0.2.0... [INFO] testing quickercheck-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate quickercheck 0.2.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate quickercheck 0.2.0 [INFO] finished tweaking crates.io crate quickercheck 0.2.0 [INFO] tweaked toml for crates.io crate quickercheck 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate quickercheck 0.2.0 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 32 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.3.5 (available: v0.11.8) [INFO] [stderr] Adding log v0.3.9 (available: v0.4.27) [INFO] [stderr] Adding num v0.1.43 (available: v0.4.3) [INFO] [stderr] Adding rand v0.3.23 (available: v0.9.1) [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] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] f1904ee9d4485cfb9ca08e4bf66aed2e95bac3065ffebc02dfa48f7f63acbd49 [INFO] running `Command { std: "docker" "start" "-a" "f1904ee9d4485cfb9ca08e4bf66aed2e95bac3065ffebc02dfa48f7f63acbd49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1904ee9d4485cfb9ca08e4bf66aed2e95bac3065ffebc02dfa48f7f63acbd49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1904ee9d4485cfb9ca08e4bf66aed2e95bac3065ffebc02dfa48f7f63acbd49", kill_on_drop: false }` [INFO] [stdout] f1904ee9d4485cfb9ca08e4bf66aed2e95bac3065ffebc02dfa48f7f63acbd49 [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] 42718fba2ac9395be170218c03a0bc53fa906c63e4b8dab4c0bac523e000e823 [INFO] running `Command { std: "docker" "start" "-a" "42718fba2ac9395be170218c03a0bc53fa906c63e4b8dab4c0bac523e000e823", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling num-bigint v0.1.45 [INFO] [stderr] Compiling rustc-serialize v0.3.25 [INFO] [stderr] Compiling num-complex v0.1.44 [INFO] [stderr] Compiling num-rational v0.1.43 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling num-iter v0.1.45 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stderr] Compiling num v0.1.43 [INFO] [stderr] Compiling quickercheck v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/generate.rs:39:38 [INFO] [stdout] | [INFO] [stdout] 39 | fn generate(&self, &mut GenerateCtx) -> ::Output; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut GenerateCtx` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:102:67 [INFO] [stdout] | [INFO] [stdout] 102 | where $container<$($placeholder),*>: FromIterator<($($placeholder),*)> + IntoIterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] = note: this warning originates in the macro `generic_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:102:108 [INFO] [stdout] | [INFO] [stdout] 102 | where $container<$($placeholder),*>: FromIterator<($($placeholder),*)> + IntoIterator [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `generic_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:104:88 [INFO] [stdout] | [INFO] [stdout] 104 | type Generator = FromIteratorGenerator<$container<$($placeholder),*>, <($($placeholder),*) as Arbitrary>::Generator>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `generic_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/arbitrary.rs:105:84 [INFO] [stdout] | [INFO] [stdout] 105 | type Shrink = FromIteratorShrinker<$container<$($placeholder),*>, <($($placeholder),*) as Arbitrary>::Shrink>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | / generic_impls! { [INFO] [stdout] 120 | | Vec, [INFO] [stdout] 121 | | BTreeMap, [INFO] [stdout] 122 | | BTreeSet, [INFO] [stdout] ... | [INFO] [stdout] 127 | | VecDeque [INFO] [stdout] 128 | | } [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `generic_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | pub iterator: Box>> [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 7 | pub iterator: Box>> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:33:31 [INFO] [stdout] | [INFO] [stdout] 33 | fn iterator(&self) -> Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 33 | fn iterator(&self) -> Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:93:31 [INFO] [stdout] | [INFO] [stdout] 93 | fn iterator(&self) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | fn iterator(&self) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:125:31 [INFO] [stdout] | [INFO] [stdout] 125 | fn iterator(&self) -> Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 125 | fn iterator(&self) -> Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:65:33 [INFO] [stdout] | [INFO] [stdout] 65 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 89 | macro_tuples_impl!{tuple_impls} [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `tuple_impls` which comes from the expansion of the macro `macro_tuples_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:105:37 [INFO] [stdout] | [INFO] [stdout] 105 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 132 | int_impls! { i8, i16, i32, i64, isize } [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `int_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:148:37 [INFO] [stdout] | [INFO] [stdout] 148 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 163 | uint_impls! { u8, u16, u32, u64, usize } [INFO] [stdout] | ---------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `uint_impls` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:185:25 [INFO] [stdout] | [INFO] [stdout] 185 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 185 | type Iterator = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:274:25 [INFO] [stdout] | [INFO] [stdout] 274 | type Iterator = Box>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 274 | type Iterator = Box>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:78:28 [INFO] [stdout] | [INFO] [stdout] 78 | where F: Fn(&T) -> Box> + 'static [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | where F: Fn(&T) -> Box> + 'static [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:89:28 [INFO] [stdout] | [INFO] [stdout] 89 | where F: Fn(&T) -> Box> + 'static [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 89 | where F: Fn(&T) -> Box> + 'static [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:109:32 [INFO] [stdout] | [INFO] [stdout] 109 | where F: Fn(&S, &T) -> Box> + 'static [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 109 | where F: Fn(&S, &T) -> Box> + 'static [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rose.rs:121:32 [INFO] [stdout] | [INFO] [stdout] 121 | where F: Fn(&S, &T) -> Box> + 'static [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 121 | where F: Fn(&S, &T) -> Box> + 'static [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:197:54 [INFO] [stdout] | [INFO] [stdout] 197 | .fold(Box::new(iter::empty()) as Box>, |it, next| Box::new(it.chain(next)) ) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 197 | .fold(Box::new(iter::empty()) as Box>, |it, next| Box::new(it.chain(next)) ) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:210:42 [INFO] [stdout] | [INFO] [stdout] 210 | ... ) as Box> [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 210 | ) as Box> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/shrink.rs:213:62 [INFO] [stdout] | [INFO] [stdout] 213 | .fold(Box::new(iter::empty()) as Box>, |it, next| Box::new(it.chain(next))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 213 | .fold(Box::new(iter::empty()) as Box>, |it, next| Box::new(it.chain(next))) [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime may not live long enough [INFO] [stdout] --> src/generate.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 13 | impl <'a, R: ?Sized + 'a> GenerateCtx<'a, R> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn chop<'b>(&'b mut self) -> GenerateCtx<'b, R> [INFO] [stdout] | -- lifetime `'b` defined here [INFO] [stdout] ... [INFO] [stdout] 22 | Self::new(self.rng, self.size/2) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ argument requires that `'b` must outlive `'a` [INFO] [stdout] | [INFO] [stdout] = help: consider adding the following bound: `'b: 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `quickercheck` (lib) due to 1 previous error; 32 warnings emitted [INFO] running `Command { std: "docker" "inspect" "42718fba2ac9395be170218c03a0bc53fa906c63e4b8dab4c0bac523e000e823", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42718fba2ac9395be170218c03a0bc53fa906c63e4b8dab4c0bac523e000e823", kill_on_drop: false }` [INFO] [stdout] 42718fba2ac9395be170218c03a0bc53fa906c63e4b8dab4c0bac523e000e823