[INFO] crate shortcut 4.1.3 is already in cache [INFO] testing shortcut-4.1.3 against 1.44.0 for beta-1.45-1 [INFO] extracting crate shortcut 4.1.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate shortcut 4.1.3 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate shortcut 4.1.3 [INFO] finished tweaking crates.io crate shortcut 4.1.3 [INFO] tweaked toml for crates.io crate shortcut 4.1.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0b1bf4ed639d446361fa0aaab999066b885dfb8ee4ae7c36a52c7e0d1ba047f4 [INFO] running `"docker" "start" "-a" "0b1bf4ed639d446361fa0aaab999066b885dfb8ee4ae7c36a52c7e0d1ba047f4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling shortcut v4.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:10:40 [INFO] [stderr] | [INFO] [stderr] 10 | fn lookup<'a>(&'a self, &T) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:86:59 [INFO] [stderr] | [INFO] [stderr] 86 | fn between<'a>(&'a self, Bound<&T>, Bound<&T>) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:107:45 [INFO] [stderr] | [INFO] [stderr] 107 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:132:69 [INFO] [stderr] | [INFO] [stderr] 132 | fn between<'a>(&'a self, min: Bound<&T>, max: Bound<&T>) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:142:15 [INFO] [stderr] | [INFO] [stderr] 142 | Range(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RangeIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:144:18 [INFO] [stderr] | [INFO] [stderr] 144 | Equality(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EqualityIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:148:45 [INFO] [stderr] | [INFO] [stderr] 148 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:100:39 [INFO] [stderr] | [INFO] [stderr] 100 | ... -> Box + 's> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 's` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 102 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | ... -> Box + 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'c` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:182:17 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 182 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 196 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/idx.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | if let Some(mut l) = self.map.get_mut(key) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `"docker" "inspect" "0b1bf4ed639d446361fa0aaab999066b885dfb8ee4ae7c36a52c7e0d1ba047f4"` [INFO] running `"docker" "rm" "-f" "0b1bf4ed639d446361fa0aaab999066b885dfb8ee4ae7c36a52c7e0d1ba047f4"` [INFO] [stdout] 0b1bf4ed639d446361fa0aaab999066b885dfb8ee4ae7c36a52c7e0d1ba047f4 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 2309438db75269c5f245b3131c1d1606a664a8c77eaa72761a9d0f2f86c982cd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "2309438db75269c5f245b3131c1d1606a664a8c77eaa72761a9d0f2f86c982cd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling strsim v0.5.2 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:10:40 [INFO] [stderr] | [INFO] [stderr] 10 | fn lookup<'a>(&'a self, &T) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:86:59 [INFO] [stderr] | [INFO] [stderr] 86 | fn between<'a>(&'a self, Bound<&T>, Bound<&T>) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:107:45 [INFO] [stderr] | [INFO] [stderr] 107 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:132:69 [INFO] [stderr] | [INFO] [stderr] 132 | fn between<'a>(&'a self, min: Bound<&T>, max: Bound<&T>) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:142:15 [INFO] [stderr] | [INFO] [stderr] 142 | Range(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RangeIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:144:18 [INFO] [stderr] | [INFO] [stderr] 144 | Equality(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EqualityIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:148:45 [INFO] [stderr] | [INFO] [stderr] 148 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:100:39 [INFO] [stderr] | [INFO] [stderr] 100 | ... -> Box + 's> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 's` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 102 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | ... -> Box + 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'c` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:182:17 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 182 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 196 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/idx.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | if let Some(mut l) = self.map.get_mut(key) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling docopt v0.6.86 [INFO] [stderr] Compiling shortcut v4.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:10:40 [INFO] [stderr] | [INFO] [stderr] 10 | fn lookup<'a>(&'a self, &T) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:86:59 [INFO] [stderr] | [INFO] [stderr] 86 | fn between<'a>(&'a self, Bound<&T>, Bound<&T>) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:107:45 [INFO] [stderr] | [INFO] [stderr] 107 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:132:69 [INFO] [stderr] | [INFO] [stderr] 132 | fn between<'a>(&'a self, min: Bound<&T>, max: Bound<&T>) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:142:15 [INFO] [stderr] | [INFO] [stderr] 142 | Range(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RangeIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:144:18 [INFO] [stderr] | [INFO] [stderr] 144 | Equality(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EqualityIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:148:45 [INFO] [stderr] | [INFO] [stderr] 148 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:100:39 [INFO] [stderr] | [INFO] [stderr] 100 | ... -> Box + 's> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 's` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 102 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | ... -> Box + 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'c` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:182:17 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 182 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 196 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/idx.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | if let Some(mut l) = self.map.get_mut(key) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 15.20s [INFO] running `"docker" "inspect" "2309438db75269c5f245b3131c1d1606a664a8c77eaa72761a9d0f2f86c982cd"` [INFO] running `"docker" "rm" "-f" "2309438db75269c5f245b3131c1d1606a664a8c77eaa72761a9d0f2f86c982cd"` [INFO] [stdout] 2309438db75269c5f245b3131c1d1606a664a8c77eaa72761a9d0f2f86c982cd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7b1fca85f30745c595848c828f83263d0d08d94944d2990bad23ec93fe6b5f2d [INFO] running `"docker" "start" "-a" "7b1fca85f30745c595848c828f83263d0d08d94944d2990bad23ec93fe6b5f2d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:10:40 [INFO] [stderr] | [INFO] [stderr] 10 | fn lookup<'a>(&'a self, &T) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:86:59 [INFO] [stderr] | [INFO] [stderr] 86 | fn between<'a>(&'a self, Bound<&T>, Bound<&T>) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:107:45 [INFO] [stderr] | [INFO] [stderr] 107 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:132:69 [INFO] [stderr] | [INFO] [stderr] 132 | fn between<'a>(&'a self, min: Bound<&T>, max: Bound<&T>) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:142:15 [INFO] [stderr] | [INFO] [stderr] 142 | Range(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RangeIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:144:18 [INFO] [stderr] | [INFO] [stderr] 144 | Equality(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EqualityIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:148:45 [INFO] [stderr] | [INFO] [stderr] 148 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:100:39 [INFO] [stderr] | [INFO] [stderr] 100 | ... -> Box + 's> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 's` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 102 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | ... -> Box + 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'c` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:182:17 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 182 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 196 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/idx.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | if let Some(mut l) = self.map.get_mut(key) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:10:40 [INFO] [stderr] | [INFO] [stderr] 10 | fn lookup<'a>(&'a self, &T) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:86:59 [INFO] [stderr] | [INFO] [stderr] 86 | fn between<'a>(&'a self, Bound<&T>, Bound<&T>) -> Box + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:107:45 [INFO] [stderr] | [INFO] [stderr] 107 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:132:69 [INFO] [stderr] | [INFO] [stderr] 132 | fn between<'a>(&'a self, min: Bound<&T>, max: Bound<&T>) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:142:15 [INFO] [stderr] | [INFO] [stderr] 142 | Range(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn RangeIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:144:18 [INFO] [stderr] | [INFO] [stderr] 144 | Equality(Box + Send + Sync>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn EqualityIndex + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/idx.rs:148:45 [INFO] [stderr] | [INFO] [stderr] 148 | fn lookup<'a>(&'a self, key: &T) -> Box + 'a> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:100:39 [INFO] [stderr] | [INFO] [stderr] 100 | ... -> Box + 's> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 's` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 102 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:132:36 [INFO] [stderr] | [INFO] [stderr] 132 | ... -> Box + 'c> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator + 'c` [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:182:17 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 182 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `EqualityIndex` is imported redundantly [INFO] [stderr] --> src/lib.rs:196:13 [INFO] [stderr] | [INFO] [stderr] 42 | pub use idx::EqualityIndex; [INFO] [stderr] | ------------------ the item `EqualityIndex` is already imported here [INFO] [stderr] ... [INFO] [stderr] 196 | use EqualityIndex; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/idx.rs:55:21 [INFO] [stderr] | [INFO] [stderr] 55 | if let Some(mut l) = self.map.get_mut(key) { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 14 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/shortcut-fa91f9fb12339aa9 [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test idx::tests::btree_eq_index ... ok [INFO] [stdout] test idx::tests::btree_range_index ... ok [INFO] [stdout] test tests::it_deletes_with_partial_indices ... ok [INFO] [stdout] test tests::it_deletes_with_indices ... ok [INFO] [stdout] test tests::it_filters_with_late_indices ... ok [INFO] [stdout] test cmp::tests::borrowed_values ... ok [INFO] [stdout] test tests::it_deletes_with_filters ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] test tests::it_works_w_non_vec ... ok [INFO] [stdout] test cmp::tests::through_deref ... ok [INFO] [stdout] test cmp::tests::cmp_eq ... ok [INFO] [stdout] test idx::tests::hashmap_eq_index ... ok [INFO] [stdout] test cmp::tests::value ... ok [INFO] [stdout] test cmp::tests::display ... ok [INFO] [stdout] test tests::it_deletes ... ok [INFO] [stdout] test tests::filtered_delete ... ok [INFO] [stdout] test cmp::tests::cond_eq ... ok [INFO] [stdout] test tests::it_filters ... ok [INFO] [stdout] test tests::it_works_with_indices ... ok [INFO] [stdout] test tests::it_filters_with_indices ... ok [INFO] [stdout] test tests::it_filters_with_partial_indices ... ok [INFO] [stderr] Doc-tests shortcut [INFO] [stdout] test tests::is_send_sync ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "7b1fca85f30745c595848c828f83263d0d08d94944d2990bad23ec93fe6b5f2d"` [INFO] running `"docker" "rm" "-f" "7b1fca85f30745c595848c828f83263d0d08d94944d2990bad23ec93fe6b5f2d"` [INFO] [stdout] 7b1fca85f30745c595848c828f83263d0d08d94944d2990bad23ec93fe6b5f2d