[INFO] fetching crate pi_map 0.2.3... [INFO] checking pi_map-0.2.3 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915 [INFO] extracting crate pi_map 0.2.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate pi_map 0.2.3 [INFO] finished tweaking crates.io crate pi_map 0.2.3 [INFO] tweaked toml for crates.io crate pi_map 0.2.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pi_map 0.2.3 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pi_map 0.2.3 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f3a89c1929e4dfe6cb3cba852749a9afb097edb2cef0a3037c3d0893c4c02acb [INFO] running `Command { std: "docker" "start" "-a" "f3a89c1929e4dfe6cb3cba852749a9afb097edb2cef0a3037c3d0893c4c02acb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f3a89c1929e4dfe6cb3cba852749a9afb097edb2cef0a3037c3d0893c4c02acb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3a89c1929e4dfe6cb3cba852749a9afb097edb2cef0a3037c3d0893c4c02acb", kill_on_drop: false }` [INFO] [stdout] f3a89c1929e4dfe6cb3cba852749a9afb097edb2cef0a3037c3d0893c4c02acb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2888b41dfb4323069ceeb9adc4d19014b48bb4c7a405601e435d0b862ed4a87b [INFO] running `Command { std: "docker" "start" "-a" "2888b41dfb4323069ceeb9adc4d19014b48bb4c7a405601e435d0b862ed4a87b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling libc v0.2.165 [INFO] [stderr] Checking pi_null v0.1.11 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking pi_hash v0.1.1 [INFO] [stderr] Checking pi_map v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SmallVec` [INFO] [stdout] --> src/smallvecmap.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::{SmallVec, Array}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pi_null::Null` [INFO] [stdout] --> src/smallvecmap.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use pi_null::Null; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SmallVec` [INFO] [stdout] --> src/smallvecmap.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::{SmallVec, Array}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `pi_null::Null` [INFO] [stdout] --> src/smallvecmap.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use pi_null::Null; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `exclusive_range_pattern` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | #![feature(exclusive_range_pattern)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `exclusive_range_pattern` has been stable since 1.80.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | #![feature(exclusive_range_pattern)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `capacity` [INFO] [stdout] --> src/smallvecmap.rs:96:26 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn with_capacity(capacity: usize) -> SmallVecMap { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capacity` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/smallvecmap.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct VecMapIterMut<'a, T>(IterMut<'a, Option<(T, u32)>>); [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecmap.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> Iter<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecmap.rs:107:21 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn iter_mut(&mut self) -> IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 107 | pub fn iter_mut(&mut self) -> IterMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smallvecmap.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn iter(&self) -> VecMapIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 151 | pub fn iter(&self) -> VecMapIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smallvecmap.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn iter_mut(&mut self) -> VecMapIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 162 | pub fn iter_mut(&mut self) -> VecMapIterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `box_patterns` is declared but not used [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `associated_type_defaults` is declared but not used [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(associated_type_defaults)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `trait_alias` is declared but not used [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `ub_checks` is declared but not used [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(ub_checks)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `capacity` [INFO] [stdout] --> src/smallvecmap.rs:96:26 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn with_capacity(capacity: usize) -> SmallVecMap { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capacity` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/smallvecmap.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct VecMapIterMut<'a, T>(IterMut<'a, Option<(T, u32)>>); [INFO] [stdout] | ------------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecmap.rs:103:17 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> Iter> { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 103 | pub fn iter(&self) -> Iter<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vecmap.rs:107:21 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn iter_mut(&mut self) -> IterMut> { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 107 | pub fn iter_mut(&mut self) -> IterMut<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smallvecmap.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 151 | pub fn iter(&self) -> VecMapIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 151 | pub fn iter(&self) -> VecMapIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/smallvecmap.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn iter_mut(&mut self) -> VecMapIterMut { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 162 | pub fn iter_mut(&mut self) -> VecMapIterMut<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `box_patterns` is declared but not used [INFO] [stdout] --> src/lib.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | #![feature(box_patterns)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `associated_type_defaults` is declared but not used [INFO] [stdout] --> src/lib.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | #![feature(associated_type_defaults)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `trait_alias` is declared but not used [INFO] [stdout] --> src/lib.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | #![feature(trait_alias)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: feature `ub_checks` is declared but not used [INFO] [stdout] --> src/lib.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | #![feature(ub_checks)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.17s [INFO] running `Command { std: "docker" "inspect" "2888b41dfb4323069ceeb9adc4d19014b48bb4c7a405601e435d0b862ed4a87b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2888b41dfb4323069ceeb9adc4d19014b48bb4c7a405601e435d0b862ed4a87b", kill_on_drop: false }` [INFO] [stdout] 2888b41dfb4323069ceeb9adc4d19014b48bb4c7a405601e435d0b862ed4a87b