[INFO] fetching crate ktm5e-dice 0.1.0... [INFO] checking ktm5e-dice-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] extracting crate ktm5e-dice 0.1.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate ktm5e-dice 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [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-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded microbench v0.3.3 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6a74b82de4288722df8982cb935fb3b8aeec8b9316d178c3a287fbe6ec3c05fb [INFO] running `"docker" "start" "-a" "6a74b82de4288722df8982cb935fb3b8aeec8b9316d178c3a287fbe6ec3c05fb"` [INFO] [stderr] Checking microbench v0.3.3 [INFO] [stderr] Checking ktm5e-dice v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/syntax/lexer.rs:123:21 [INFO] [stderr] | [INFO] [stderr] 123 | '0' ... '9' => self.lex_integer(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:102:34 [INFO] [stderr] | [INFO] [stderr] 102 | pub fn roll(&self, rng: &mut Rng) -> Option { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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/lib.rs:192:34 [INFO] [stderr] | [INFO] [stderr] 192 | pub fn roll(&self, rng: &mut Rng, reroll: Option, fold: Fold) -> DiceResult { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:225:34 [INFO] [stderr] | [INFO] [stderr] 225 | pub fn roll(&self, rng: &mut Rng, reroll: Option) -> DieResult { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:270:23 [INFO] [stderr] | [INFO] [stderr] 270 | fn generate(rng: &mut Rng, minimum: u32, maximum: u32) -> u32 { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/syntax/mod.rs:59:19 [INFO] [stderr] | [INFO] [stderr] 59 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [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: variable does not need to be mutable [INFO] [stderr] --> src/syntax/mod.rs:84:19 [INFO] [stderr] | [INFO] [stderr] 84 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:17:37 [INFO] [stderr] | [INFO] [stderr] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/syntax/lexer.rs:123:21 [INFO] [stderr] | [INFO] [stderr] 123 | '0' ... '9' => self.lex_integer(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:102:34 [INFO] [stderr] | [INFO] [stderr] 102 | pub fn roll(&self, rng: &mut Rng) -> Option { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [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/lib.rs:192:34 [INFO] [stderr] | [INFO] [stderr] 192 | pub fn roll(&self, rng: &mut Rng, reroll: Option, fold: Fold) -> DiceResult { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:225:34 [INFO] [stderr] | [INFO] [stderr] 225 | pub fn roll(&self, rng: &mut Rng, reroll: Option) -> DieResult { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:270:23 [INFO] [stderr] | [INFO] [stderr] 270 | fn generate(rng: &mut Rng, minimum: u32, maximum: u32) -> u32 { [INFO] [stderr] | ^^^ help: use `dyn`: `dyn Rng` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/syntax/mod.rs:59:19 [INFO] [stderr] | [INFO] [stderr] 59 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [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: variable does not need to be mutable [INFO] [stderr] --> src/syntax/mod.rs:84:19 [INFO] [stderr] | [INFO] [stderr] 84 | fn fmt(&self, mut formatter: &mut fmt::Formatter) -> fmt::Result { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:17:12 [INFO] [stderr] | [INFO] [stderr] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:17:37 [INFO] [stderr] | [INFO] [stderr] 17 | #![feature(conservative_impl_trait, i128_type)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `i128_type` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> tests/statistics.rs:15:12 [INFO] [stderr] | [INFO] [stderr] 15 | #![feature(i128_type)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.57s [INFO] running `"docker" "inspect" "6a74b82de4288722df8982cb935fb3b8aeec8b9316d178c3a287fbe6ec3c05fb"` [INFO] running `"docker" "rm" "-f" "6a74b82de4288722df8982cb935fb3b8aeec8b9316d178c3a287fbe6ec3c05fb"` [INFO] [stdout] 6a74b82de4288722df8982cb935fb3b8aeec8b9316d178c3a287fbe6ec3c05fb