[INFO] fetching crate ktm5e-dice 0.1.0... [INFO] checking ktm5e-dice-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate ktm5e-dice 0.1.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate ktm5e-dice 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ktm5e-dice 0.1.0 [INFO] finished tweaking crates.io crate ktm5e-dice 0.1.0 [INFO] tweaked toml for crates.io crate ktm5e-dice 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f6e5309c0520da03a73d5270a6b93c8782eaf395cae3aca1b062d54095163079 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f6e5309c0520da03a73d5270a6b93c8782eaf395cae3aca1b062d54095163079", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6e5309c0520da03a73d5270a6b93c8782eaf395cae3aca1b062d54095163079", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6e5309c0520da03a73d5270a6b93c8782eaf395cae3aca1b062d54095163079", kill_on_drop: false }` [INFO] [stdout] f6e5309c0520da03a73d5270a6b93c8782eaf395cae3aca1b062d54095163079 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a2d80445458c6082fbb221a7b5262859cc6ef30ce7c099f06a0ea0b7681699bb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a2d80445458c6082fbb221a7b5262859cc6ef30ce7c099f06a0ea0b7681699bb", kill_on_drop: false }` [INFO] [stderr] Checking microbench v0.3.3 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking ktm5e-dice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/syntax/lexer.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | '0' ... '9' => self.lex_integer(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:102:34 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn roll(&self, rng: &mut Rng) -> Option { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:192:34 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn roll(&self, rng: &mut Rng, reroll: Option, fold: Fold) -> DiceResult { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:225:34 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn roll(&self, rng: &mut Rng, reroll: Option) -> DieResult { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:270:23 [INFO] [stdout] | [INFO] [stdout] 270 | fn generate(rng: &mut Rng, minimum: u32, maximum: u32) -> u32 { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/syntax/lexer.rs:123:21 [INFO] [stdout] | [INFO] [stdout] 123 | '0' ... '9' => self.lex_integer(), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:102:34 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn roll(&self, rng: &mut Rng) -> Option { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:192:34 [INFO] [stdout] | [INFO] [stdout] 192 | pub fn roll(&self, rng: &mut Rng, reroll: Option, fold: Fold) -> DiceResult { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:225:34 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn roll(&self, rng: &mut Rng, reroll: Option) -> DieResult { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:270:23 [INFO] [stdout] | [INFO] [stdout] 270 | fn generate(rng: &mut Rng, minimum: u32, maximum: u32) -> u32 { [INFO] [stdout] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/syntax/mod.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/syntax/mod.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 84 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/syntax/mod.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/syntax/mod.rs:84:19 [INFO] [stdout] | [INFO] [stdout] 84 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:17:37 [INFO] [stdout] | [INFO] [stdout] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stdout] --> tests/statistics.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | #![feature(i128_type)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.08s [INFO] running `Command { std: "docker" "inspect" "a2d80445458c6082fbb221a7b5262859cc6ef30ce7c099f06a0ea0b7681699bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a2d80445458c6082fbb221a7b5262859cc6ef30ce7c099f06a0ea0b7681699bb", kill_on_drop: false }` [INFO] [stdout] a2d80445458c6082fbb221a7b5262859cc6ef30ce7c099f06a0ea0b7681699bb