[INFO] fetching crate mascheroni 0.2.0... [INFO] testing mascheroni-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate mascheroni 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate mascheroni 0.2.0 [INFO] finished tweaking crates.io crate mascheroni 0.2.0 [INFO] tweaked toml for crates.io crate mascheroni 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mascheroni 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b8c2b792d08dbab63d1c909e3c99c364daa098a382af60499d82282c2ee00c9 [INFO] running `Command { std: "docker" "start" "-a" "7b8c2b792d08dbab63d1c909e3c99c364daa098a382af60499d82282c2ee00c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b8c2b792d08dbab63d1c909e3c99c364daa098a382af60499d82282c2ee00c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b8c2b792d08dbab63d1c909e3c99c364daa098a382af60499d82282c2ee00c9", kill_on_drop: false }` [INFO] [stdout] 7b8c2b792d08dbab63d1c909e3c99c364daa098a382af60499d82282c2ee00c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9235b58de2317b9bba7cffa417c85c82227d08aa902bf74e992d44132382797 [INFO] running `Command { std: "docker" "start" "-a" "d9235b58de2317b9bba7cffa417c85c82227d08aa902bf74e992d44132382797", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling mascheroni v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_is_not_palindrome` is never used [INFO] [stdout] --> src/lib.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn test_is_not_palindrome() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), false); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), "{}", false); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "d9235b58de2317b9bba7cffa417c85c82227d08aa902bf74e992d44132382797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9235b58de2317b9bba7cffa417c85c82227d08aa902bf74e992d44132382797", kill_on_drop: false }` [INFO] [stdout] d9235b58de2317b9bba7cffa417c85c82227d08aa902bf74e992d44132382797 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8120e63121a6a70df653c84f727fce46cdcd4746832d2d02650a3a3527bd2158 [INFO] running `Command { std: "docker" "start" "-a" "8120e63121a6a70df653c84f727fce46cdcd4746832d2d02650a3a3527bd2158", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling mascheroni v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_is_not_palindrome` is never used [INFO] [stdout] --> src/lib.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn test_is_not_palindrome() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), false); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), "{}", false); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/lib.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let mut ret: u64 = 0; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_is_not_palindrome` is never used [INFO] [stdout] --> src/lib.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn test_is_not_palindrome() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:113:32 [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), false); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 113 | assert!(is_palindrome(71), "{}", false); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:118:37 [INFO] [stdout] | [INFO] [stdout] 118 | assert!(is_palindrome(1001001), true); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 118 | assert!(is_palindrome(1001001), "{}", true); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "8120e63121a6a70df653c84f727fce46cdcd4746832d2d02650a3a3527bd2158", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8120e63121a6a70df653c84f727fce46cdcd4746832d2d02650a3a3527bd2158", kill_on_drop: false }` [INFO] [stdout] 8120e63121a6a70df653c84f727fce46cdcd4746832d2d02650a3a3527bd2158 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d22782bfe93c98c73dd778f1d34bbcc1f7389241dd28c0c213d792e78b23fe1c [INFO] running `Command { std: "docker" "start" "-a" "d22782bfe93c98c73dd778f1d34bbcc1f7389241dd28c0c213d792e78b23fe1c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut ret: u64 = 0; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ret` [INFO] [stderr] --> src/lib.rs:40:9 [INFO] [stderr] | [INFO] [stderr] 40 | let mut ret: u64 = 0; [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_is_not_palindrome` is never used [INFO] [stderr] --> src/lib.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn test_is_not_palindrome() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:113:32 [INFO] [stderr] | [INFO] [stderr] 113 | assert!(is_palindrome(71), false); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 113 | assert!(is_palindrome(71), "{}", false); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `mascheroni` (lib) generated 4 warnings (run `cargo fix --lib -p mascheroni` to apply 3 suggestions) [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:118:37 [INFO] [stderr] | [INFO] [stderr] 118 | assert!(is_palindrome(1001001), true); [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 118 | assert!(is_palindrome(1001001), "{}", true); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `mascheroni` (lib test) generated 5 warnings (4 duplicates) (run `cargo fix --lib -p mascheroni --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mascheroni-98e530ca9f66a8d4) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_is_palindrome ... ok [INFO] [stderr] Doc-tests mascheroni [INFO] [stdout] test test_string2u64 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d22782bfe93c98c73dd778f1d34bbcc1f7389241dd28c0c213d792e78b23fe1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d22782bfe93c98c73dd778f1d34bbcc1f7389241dd28c0c213d792e78b23fe1c", kill_on_drop: false }` [INFO] [stdout] d22782bfe93c98c73dd778f1d34bbcc1f7389241dd28c0c213d792e78b23fe1c