[INFO] fetching crate ssa-traits 0.3.0-alpha.2... [INFO] checking ssa-traits-0.3.0-alpha.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate ssa-traits 0.3.0-alpha.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate ssa-traits 0.3.0-alpha.2 [INFO] finished tweaking crates.io crate ssa-traits 0.3.0-alpha.2 [INFO] tweaked toml for crates.io crate ssa-traits 0.3.0-alpha.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate ssa-traits 0.3.0-alpha.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ssa-traits 0.3.0-alpha.2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded never-say-never v6.6.666 [INFO] [stderr] Downloaded nougat-proc_macros v0.2.4 [INFO] [stderr] Downloaded lending-iterator v0.1.7 [INFO] [stderr] Downloaded ext-trait-proc_macros v1.0.1 [INFO] [stderr] Downloaded ext-trait v1.0.1 [INFO] [stderr] Downloaded macro_rules_attribute v0.1.3 [INFO] [stderr] Downloaded nougat v0.2.4 [INFO] [stderr] Downloaded extension-traits v1.0.1 [INFO] [stderr] Downloaded lending-iterator-proc_macros v0.1.7 [INFO] [stderr] Downloaded macro_rules_attribute-proc_macro v0.1.3 [INFO] [stderr] Downloaded polonius-the-crab v0.2.1 [INFO] [stderr] Downloaded arena-traits v0.2.3 [INFO] [stderr] Downloaded cfg-traits v0.3.0-alpha.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2e20bb73902cfa5cfbbd8a45da5bfb8833b5831ba049d63837949a72e13d578c [INFO] running `Command { std: "docker" "start" "-a" "2e20bb73902cfa5cfbbd8a45da5bfb8833b5831ba049d63837949a72e13d578c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e20bb73902cfa5cfbbd8a45da5bfb8833b5831ba049d63837949a72e13d578c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e20bb73902cfa5cfbbd8a45da5bfb8833b5831ba049d63837949a72e13d578c", kill_on_drop: false }` [INFO] [stdout] 2e20bb73902cfa5cfbbd8a45da5bfb8833b5831ba049d63837949a72e13d578c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d50d057645801ac68118fdc4a5ee72117854d67cf36b4a50f902633e9555236 [INFO] running `Command { std: "docker" "start" "-a" "8d50d057645801ac68118fdc4a5ee72117854d67cf36b4a50f902633e9555236", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.1.3 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Checking never-say-never v6.6.666 [INFO] [stderr] Checking polonius-the-crab v0.2.1 [INFO] [stderr] Checking arena-traits v0.2.3 [INFO] [stderr] Checking macro_rules_attribute v0.1.3 [INFO] [stderr] Compiling ext-trait-proc_macros v1.0.1 [INFO] [stderr] Compiling nougat-proc_macros v0.2.4 [INFO] [stderr] Compiling lending-iterator-proc_macros v0.1.7 [INFO] [stderr] Checking nougat v0.2.4 [INFO] [stderr] Checking ext-trait v1.0.1 [INFO] [stderr] Checking extension-traits v1.0.1 [INFO] [stderr] Checking lending-iterator v0.1.7 [INFO] [stderr] Checking cfg-traits v0.3.0-alpha.2 [INFO] [stderr] Checking ssa-traits v0.3.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `iter::once` [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use core::{iter::once, ops::Index}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `alloc::vec` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use alloc::vec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lending_iterator::lending_iterator::constructors::into_lending_iter` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use lending_iterator::lending_iterator::constructors::into_lending_iter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | (dyn LendingIteratorDyn => Box + 'b>)> [INFO] [stdout] | ^ [INFO] [stdout] 65 | + 'a), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 ~ dyn LendingIteratorDyn => Box + 'b>)> [INFO] [stdout] 65 ~ + 'a, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `iter::once` [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | use core::{iter::once, ops::Index}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `alloc::vec` [INFO] [stdout] --> src/lib.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use alloc::vec; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lending_iterator::lending_iterator::constructors::into_lending_iter` [INFO] [stdout] --> src/lib.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use lending_iterator::lending_iterator::constructors::into_lending_iter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | (dyn LendingIteratorDyn => Box + 'b>)> [INFO] [stdout] | ^ [INFO] [stdout] 65 | + 'a), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 ~ dyn LendingIteratorDyn => Box + 'b>)> [INFO] [stdout] 65 ~ + 'a, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lending_iterator::LendingIterator` [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use lending_iterator::LendingIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | f: &'a F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:54:24 [INFO] [stdout] | [INFO] [stdout] 54 | >(Some(self), |mut x| { [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: unused variable: `g` [INFO] [stdout] --> src/lib.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | g: &'a mut F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:74:24 [INFO] [stdout] | [INFO] [stdout] 74 | >(Some(self), |mut x| { [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/lib.rs:89:24 [INFO] [stdout] | [INFO] [stdout] 89 | >(Some(self), |mut x| { [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/lib.rs:107:24 [INFO] [stdout] | [INFO] [stdout] 107 | >(Some(self), |mut x| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | f: &'a F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:123:31 [INFO] [stdout] | [INFO] [stdout] 123 | >(Some(self.iter()), |mut x2| { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/lib.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | g: &'a mut F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:144:35 [INFO] [stdout] | [INFO] [stdout] 144 | >(Some(self.iter_mut()), |mut x2| { [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/lib.rs:161:31 [INFO] [stdout] | [INFO] [stdout] 161 | >(Some(self.iter()), |mut x2| { [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/lib.rs:180:35 [INFO] [stdout] | [INFO] [stdout] 180 | >(Some(self.iter_mut()), |mut x2| { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `lending_iterator::LendingIterator` [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use lending_iterator::LendingIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | f: &'a F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:54:24 [INFO] [stdout] | [INFO] [stdout] 54 | >(Some(self), |mut x| { [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: unused variable: `g` [INFO] [stdout] --> src/lib.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | g: &'a mut F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:74:24 [INFO] [stdout] | [INFO] [stdout] 74 | >(Some(self), |mut x| { [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/lib.rs:89:24 [INFO] [stdout] | [INFO] [stdout] 89 | >(Some(self), |mut x| { [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/lib.rs:107:24 [INFO] [stdout] | [INFO] [stdout] 107 | >(Some(self), |mut x| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/lib.rs:116:9 [INFO] [stdout] | [INFO] [stdout] 116 | f: &'a F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:123:31 [INFO] [stdout] | [INFO] [stdout] 123 | >(Some(self.iter()), |mut x2| { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/lib.rs:133:9 [INFO] [stdout] | [INFO] [stdout] 133 | g: &'a mut F, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:144:35 [INFO] [stdout] | [INFO] [stdout] 144 | >(Some(self.iter_mut()), |mut x2| { [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/lib.rs:161:31 [INFO] [stdout] | [INFO] [stdout] 161 | >(Some(self.iter()), |mut x2| { [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/lib.rs:180:35 [INFO] [stdout] | [INFO] [stdout] 180 | >(Some(self.iter_mut()), |mut x2| { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.41s [INFO] running `Command { std: "docker" "inspect" "8d50d057645801ac68118fdc4a5ee72117854d67cf36b4a50f902633e9555236", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d50d057645801ac68118fdc4a5ee72117854d67cf36b4a50f902633e9555236", kill_on_drop: false }` [INFO] [stdout] 8d50d057645801ac68118fdc4a5ee72117854d67cf36b4a50f902633e9555236