[INFO] fetching crate lain 0.5.5... [INFO] testing lain-0.5.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate lain 0.5.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate lain 0.5.5 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lain 0.5.5 [INFO] finished tweaking crates.io crate lain 0.5.5 [INFO] tweaked toml for crates.io crate lain 0.5.5 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4a95e6041e5812fbb35827c328e426ec0f4f0c6984532fa82ec0f0b01d4db96 [INFO] running `Command { std: "docker" "start" "-a" "a4a95e6041e5812fbb35827c328e426ec0f4f0c6984532fa82ec0f0b01d4db96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4a95e6041e5812fbb35827c328e426ec0f4f0c6984532fa82ec0f0b01d4db96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4a95e6041e5812fbb35827c328e426ec0f4f0c6984532fa82ec0f0b01d4db96", kill_on_drop: false }` [INFO] [stdout] a4a95e6041e5812fbb35827c328e426ec0f4f0c6984532fa82ec0f0b01d4db96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b21ab73044c58b0f2c434ced3b1cbdc56fc4ff1fbe9c3449b8cabcdb45119089 [INFO] running `Command { std: "docker" "start" "-a" "b21ab73044c58b0f2c434ced3b1cbdc56fc4ff1fbe9c3449b8cabcdb45119089", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling field-offset v0.3.4 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling lain_derive v0.5.5 [INFO] [stderr] Compiling lain v0.5.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mutatable.rs:319:13 [INFO] [stdout] | [INFO] [stdout] 319 | let mut constraints = constraints.and_then(|c| { [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/mutatable.rs:635:25 [INFO] [stdout] | [INFO] [stdout] 635 | let mut new_item = T::new_fuzzed(mutator, constraints); [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/new_fuzzed.rs:777:25 [INFO] [stdout] | [INFO] [stdout] 777 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/new_fuzzed.rs:831:25 [INFO] [stdout] | [INFO] [stdout] 831 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `start_iteration` [INFO] [stdout] --> src/driver.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | start_iteration: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.37s [INFO] running `Command { std: "docker" "inspect" "b21ab73044c58b0f2c434ced3b1cbdc56fc4ff1fbe9c3449b8cabcdb45119089", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b21ab73044c58b0f2c434ced3b1cbdc56fc4ff1fbe9c3449b8cabcdb45119089", kill_on_drop: false }` [INFO] [stdout] b21ab73044c58b0f2c434ced3b1cbdc56fc4ff1fbe9c3449b8cabcdb45119089 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0a134e7b3ecfe147b22af4f0c7789f1567f8b1de342f8fe78250275a4f836e0b [INFO] running `Command { std: "docker" "start" "-a" "0a134e7b3ecfe147b22af4f0c7789f1567f8b1de342f8fe78250275a4f836e0b", kill_on_drop: false }` [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mutatable.rs:319:13 [INFO] [stdout] | [INFO] [stdout] 319 | let mut constraints = constraints.and_then(|c| { [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/mutatable.rs:635:25 [INFO] [stdout] | [INFO] [stdout] 635 | let mut new_item = T::new_fuzzed(mutator, constraints); [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/new_fuzzed.rs:777:25 [INFO] [stdout] | [INFO] [stdout] 777 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/new_fuzzed.rs:831:25 [INFO] [stdout] | [INFO] [stdout] 831 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `start_iteration` [INFO] [stdout] --> src/driver.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | start_iteration: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling lain v0.5.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 101 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mutatable.rs:319:13 [INFO] [stdout] | [INFO] [stdout] 319 | let mut constraints = constraints.and_then(|c| { [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/mutatable.rs:635:25 [INFO] [stdout] | [INFO] [stdout] 635 | let mut new_item = T::new_fuzzed(mutator, constraints); [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/new_fuzzed.rs:777:25 [INFO] [stdout] | [INFO] [stdout] 777 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/new_fuzzed.rs:831:25 [INFO] [stdout] | [INFO] [stdout] 831 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] ... [INFO] [stdout] 858 | / impl_new_fuzzed_array!( [INFO] [stdout] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stdout] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stdout] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stdout] 862 | | ); [INFO] [stdout] | |__- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `start_iteration` [INFO] [stdout] --> src/driver.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | start_iteration: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | #![feature(min_const_generics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.53s [INFO] running `Command { std: "docker" "inspect" "0a134e7b3ecfe147b22af4f0c7789f1567f8b1de342f8fe78250275a4f836e0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a134e7b3ecfe147b22af4f0c7789f1567f8b1de342f8fe78250275a4f836e0b", kill_on_drop: false }` [INFO] [stdout] 0a134e7b3ecfe147b22af4f0c7789f1567f8b1de342f8fe78250275a4f836e0b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 03d36cd8e8a94d98263cf9dcd2d7085d04f1e115b8142844b1c0c9adf56eb261 [INFO] running `Command { std: "docker" "start" "-a" "03d36cd8e8a94d98263cf9dcd2d7085d04f1e115b8142844b1c0c9adf56eb261", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/lib.rs:101:12 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 101 | #![feature(specialization)] [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(incomplete_features)]` on by default [INFO] [stderr] = note: see issue #31844 for more information [INFO] [stderr] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mutatable.rs:319:13 [INFO] [stderr] | [INFO] [stderr] 319 | let mut constraints = constraints.and_then(|c| { [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/mutatable.rs:635:25 [INFO] [stderr] | [INFO] [stderr] 635 | let mut new_item = T::new_fuzzed(mutator, constraints); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_fuzzed.rs:777:25 [INFO] [stderr] | [INFO] [stderr] 777 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 858 | / impl_new_fuzzed_array!( [INFO] [stderr] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stderr] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stderr] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stderr] 862 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_fuzzed.rs:831:25 [INFO] [stderr] | [INFO] [stderr] 831 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 858 | / impl_new_fuzzed_array!( [INFO] [stderr] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stderr] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stderr] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stderr] 862 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `start_iteration` [INFO] [stderr] --> src/driver.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | start_iteration: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:102:12 [INFO] [stderr] | [INFO] [stderr] 102 | #![feature(min_const_generics)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stderr] --> src/lib.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | #![feature(specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(incomplete_features)]` on by default [INFO] [stderr] = note: see issue #31844 for more information [INFO] [stderr] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mutatable.rs:319:13 [INFO] [stderr] | [INFO] [stderr] 319 | let mut constraints = constraints.and_then(|c| { [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/mutatable.rs:635:25 [INFO] [stderr] | [INFO] [stderr] 635 | let mut new_item = T::new_fuzzed(mutator, constraints); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_fuzzed.rs:777:25 [INFO] [stderr] | [INFO] [stderr] 777 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 858 | / impl_new_fuzzed_array!( [INFO] [stderr] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stderr] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stderr] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stderr] 862 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/new_fuzzed.rs:831:25 [INFO] [stderr] | [INFO] [stderr] 831 | let mut per_item_max_size: Option = constraints.and_then(|c| c.max_size.as_ref().and_then(|size| Some(*size / ... [INFO] [stderr] | ----^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 858 | / impl_new_fuzzed_array!( [INFO] [stderr] 859 | | 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, [INFO] [stderr] 860 | | 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, [INFO] [stderr] 861 | | 51, 52, 53, 54, 55, 56, 57, 58, 59, 60 [INFO] [stderr] 862 | | ); [INFO] [stderr] | |__- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `impl_new_fuzzed_array` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `start_iteration` [INFO] [stderr] --> src/driver.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | start_iteration: u64, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `min_const_generics` has been stable since 1.51.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:102:12 [INFO] [stderr] | [INFO] [stderr] 102 | #![feature(min_const_generics)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/lain-0943fdfc38d96198) [INFO] [stderr] Doc-tests lain [INFO] [stderr] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:101:12 [INFO] [stderr] | [INFO] [stderr] 101 | #![feature(specialization)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(incomplete_features)]` on by default [INFO] [stderr] = note: see issue #31844 for more information [INFO] [stderr] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/types.rs - types::UnsafeEnum (line 28) - compile fail ... ok [INFO] [stdout] test src/driver.rs - driver::start_fuzzer (line 198) - compile fail ... ok [INFO] [stdout] test src/types.rs - types::UnsafeEnum (line 17) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.84s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "03d36cd8e8a94d98263cf9dcd2d7085d04f1e115b8142844b1c0c9adf56eb261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03d36cd8e8a94d98263cf9dcd2d7085d04f1e115b8142844b1c0c9adf56eb261", kill_on_drop: false }` [INFO] [stdout] 03d36cd8e8a94d98263cf9dcd2d7085d04f1e115b8142844b1c0c9adf56eb261