[INFO] fetching crate digit-sequence 0.3.8... [INFO] testing digit-sequence-0.3.8 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate digit-sequence 0.3.8 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate digit-sequence 0.3.8 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate digit-sequence 0.3.8 [INFO] tweaked toml for crates.io crate digit-sequence 0.3.8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate digit-sequence 0.3.8 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7cb6228ae9155a6eda7184ed3a43ac9ae9ad9d8d3deb74451aed1083d94e3b7e [INFO] running `Command { std: "docker" "start" "-a" "7cb6228ae9155a6eda7184ed3a43ac9ae9ad9d8d3deb74451aed1083d94e3b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cb6228ae9155a6eda7184ed3a43ac9ae9ad9d8d3deb74451aed1083d94e3b7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cb6228ae9155a6eda7184ed3a43ac9ae9ad9d8d3deb74451aed1083d94e3b7e", kill_on_drop: false }` [INFO] [stdout] 7cb6228ae9155a6eda7184ed3a43ac9ae9ad9d8d3deb74451aed1083d94e3b7e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b6aec6d3ffc232784cf06ac5dacced6941637bcf328f50938742044dfb74b65 [INFO] running `Command { std: "docker" "start" "-a" "2b6aec6d3ffc232784cf06ac5dacced6941637bcf328f50938742044dfb74b65", kill_on_drop: false }` [INFO] [stderr] Compiling digit-sequence v0.3.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iteration.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn iter(&self) -> std::slice::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] 29 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "2b6aec6d3ffc232784cf06ac5dacced6941637bcf328f50938742044dfb74b65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b6aec6d3ffc232784cf06ac5dacced6941637bcf328f50938742044dfb74b65", kill_on_drop: false }` [INFO] [stdout] 2b6aec6d3ffc232784cf06ac5dacced6941637bcf328f50938742044dfb74b65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e29ca29dfcd716c6cb8d9a9aef2df5c6f4d691a7af6bebbd500c39388cde2c8c [INFO] running `Command { std: "docker" "start" "-a" "e29ca29dfcd716c6cb8d9a9aef2df5c6f4d691a7af6bebbd500c39388cde2c8c", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling pretty_assertions v1.4.1 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iteration.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn iter(&self) -> std::slice::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] 29 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_json v1.0.143 [INFO] [stderr] Compiling digit-sequence v0.3.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iteration.rs:29:17 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn iter(&self) -> std::slice::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] 29 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.38s [INFO] running `Command { std: "docker" "inspect" "e29ca29dfcd716c6cb8d9a9aef2df5c6f4d691a7af6bebbd500c39388cde2c8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e29ca29dfcd716c6cb8d9a9aef2df5c6f4d691a7af6bebbd500c39388cde2c8c", kill_on_drop: false }` [INFO] [stdout] e29ca29dfcd716c6cb8d9a9aef2df5c6f4d691a7af6bebbd500c39388cde2c8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1966145c83bc10bd8d16f162a58b02d1d9e0386c647309aa3fd303c03637f6ac [INFO] running `Command { std: "docker" "start" "-a" "1966145c83bc10bd8d16f162a58b02d1d9e0386c647309aa3fd303c03637f6ac", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/iteration.rs:29:17 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 29 | pub fn iter(&self) -> std::slice::Iter<'_, u8> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `digit-sequence` (lib) generated 1 warning (run `cargo fix --lib -p digit-sequence` to apply 1 suggestion) [INFO] [stderr] warning: `digit-sequence` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/digit_sequence-c0b9a1cefba69f69) [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test integers::from_ints::tests::convert_i16 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_i32 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_0 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_isize ... ok [INFO] [stdout] test integers::from_ints::tests::convert_negative_number ... ok [INFO] [stdout] test integers::from_ints::tests::convert_u128 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_i8 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_u32 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_u64 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_u8 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_usize ... ok [INFO] [stdout] test integers::to_ints::tests::convert_a_1_of_huge_magnitude_to_u128_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::convert_a_1_of_huge_magnitude_to_u128 ... ok [INFO] [stdout] test integers::to_ints::tests::convert_huge_sequence_of_1s_to_u128 ... ok [INFO] [stdout] test integers::to_ints::tests::convert_u128_max ... ok [INFO] [stdout] test integers::to_ints::tests::convert_u128_max_plus_one_to_u128_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::convert_u128_max_plus_one_to_u128 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_0 ... ok [INFO] [stdout] test integers::to_ints::tests::convert_u128_max_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u16_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u128 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u32 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_0_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u16 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_usize ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_usize_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u64_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u32_via_ref ... ok [INFO] [stdout] test integers::from_ints::tests::convert_i64 ... ok [INFO] [stdout] test integers::from_ints::tests::convert_u16 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u128_via_ref ... ok [INFO] [stdout] test integers::to_ints::tests::convert_huge_sequence_of_1s_to_u128_via_ref ... ok [INFO] [stdout] test integers::from_ints::tests::convert_i128 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u64 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u8 ... ok [INFO] [stdout] test integers::to_ints::tests::roundtrip_convert_u8_via_ref ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/conversions.rs (/opt/rustwide/target/debug/deps/conversions-7c6e5379ca863471) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test convert_from_valid_numeric_vector_reference ... ok [INFO] [stdout] test convert_from_valid_numeric_array_slice ... ok [INFO] [stdout] test convert_from_valid_signed ... ok [INFO] [stdout] test convert_from_valid_unsigned ... ok [INFO] [stdout] test convert_from_valid_string_literal ... ok [INFO] [stdout] test convert_from_valid_array_literal_reference ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests digit_sequence [INFO] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test src/iteration.rs - iteration::DigitSequence (line 56) - compile fail ... ok [INFO] [stdout] test src/arrays.rs - arrays::DigitSequence (line 37) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence (line 40) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence::new (line 140) ... ok [INFO] [stdout] test src/arrays.rs - arrays::DigitSequence (line 64) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence::is_empty (line 153) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence (line 64) ... ok [INFO] [stdout] test src/slices.rs - slices::DigitSequence (line 30) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence (line 91) ... ok [INFO] [stdout] test src/slices.rs - slices::DigitSequence (line 62) ... ok [INFO] [stdout] test src/result.rs - result::CrateError (line 28) ... ok [INFO] [stdout] test src/iteration.rs - iteration::&'aDigitSequence (line 86) ... ok [INFO] [stdout] test src/arrays.rs - arrays::DigitSequence (line 7) ... ok [INFO] [stdout] test src/slices.rs - slices::DigitSequence (line 7) ... ok [INFO] [stdout] test src/iteration.rs - iteration::DigitSequence (line 36) ... ok [INFO] [stdout] test src/iteration.rs - iteration::DigitSequence::iter (line 6) ... ok [INFO] [stdout] test src/strings.rs - strings::DigitSequence (line 54) ... ok [INFO] [stdout] test src/strings.rs - strings::DigitSequence (line 6) ... ok [INFO] [stdout] test src/lib.rs - DigitSequence (line 113) ... ok [INFO] [stdout] test src/arrays.rs - arrays::DigitSequence (line 87) ... ok [INFO] [stdout] test src/strings.rs - strings::DigitSequence (line 31) ... ok [INFO] [stdout] test src/vecs.rs - vecs::DigitSequence (line 87) ... ok [INFO] [stdout] test src/vecs.rs - vecs::DigitSequence (line 37) ... ok [INFO] [stdout] test src/vecs.rs - vecs::DigitSequence (line 7) ... ok [INFO] [stdout] test src/vecs.rs - vecs::DigitSequence (line 64) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1966145c83bc10bd8d16f162a58b02d1d9e0386c647309aa3fd303c03637f6ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1966145c83bc10bd8d16f162a58b02d1d9e0386c647309aa3fd303c03637f6ac", kill_on_drop: false }` [INFO] [stdout] 1966145c83bc10bd8d16f162a58b02d1d9e0386c647309aa3fd303c03637f6ac