[INFO] fetching crate shortid 1.0.6... [INFO] testing shortid-1.0.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate shortid 1.0.6 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate shortid 1.0.6 [INFO] finished tweaking crates.io crate shortid 1.0.6 [INFO] tweaked toml for crates.io crate shortid 1.0.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate shortid 1.0.6 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] [stderr] Updating crates.io index [INFO] [stderr] Locking 55 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.2.11 (available: v0.7.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [INFO] [stderr] Adding uuid v0.8.2 (available: v1.18.1) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ccb946a1ffefd381341710451b73f58e37ae53f5a5ce1e28a6be0aa2bafd50b6 [INFO] running `Command { std: "docker" "start" "-a" "ccb946a1ffefd381341710451b73f58e37ae53f5a5ce1e28a6be0aa2bafd50b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccb946a1ffefd381341710451b73f58e37ae53f5a5ce1e28a6be0aa2bafd50b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccb946a1ffefd381341710451b73f58e37ae53f5a5ce1e28a6be0aa2bafd50b6", kill_on_drop: false }` [INFO] [stdout] ccb946a1ffefd381341710451b73f58e37ae53f5a5ce1e28a6be0aa2bafd50b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d596b4c47941b638e939a3b4ea88269ccfb9627baae29a7b14594f246b395cc5 [INFO] running `Command { std: "docker" "start" "-a" "d596b4c47941b638e939a3b4ea88269ccfb9627baae29a7b14594f246b395cc5", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.110 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling shortid v1.0.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.10s [INFO] running `Command { std: "docker" "inspect" "d596b4c47941b638e939a3b4ea88269ccfb9627baae29a7b14594f246b395cc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d596b4c47941b638e939a3b4ea88269ccfb9627baae29a7b14594f246b395cc5", kill_on_drop: false }` [INFO] [stdout] d596b4c47941b638e939a3b4ea88269ccfb9627baae29a7b14594f246b395cc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3f92b252086cf18c21013173ad726b2ffb271f4a4dc3f9a5dddf921fd46dc5a9 [INFO] running `Command { std: "docker" "start" "-a" "3f92b252086cf18c21013173ad726b2ffb271f4a4dc3f9a5dddf921fd46dc5a9", kill_on_drop: false }` [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling shortid v1.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:285:26 [INFO] [stdout] | [INFO] [stdout] 285 | let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 285 - let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stdout] 285 + let hex: String = id.iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 285 - let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stdout] 285 + let hex: String = IntoIterator::into_iter(id).map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:312:10 [INFO] [stdout] | [INFO] [stdout] 312 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 312 - .into_iter() [INFO] [stdout] 312 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 311 - let hex: String = id128 [INFO] [stdout] 311 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:341:10 [INFO] [stdout] | [INFO] [stdout] 341 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 341 - .into_iter() [INFO] [stdout] 341 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 340 - let hex: String = id128 [INFO] [stdout] 340 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/lib.rs:420:10 [INFO] [stdout] | [INFO] [stdout] 420 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 420 - .into_iter() [INFO] [stdout] 420 + .iter() [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 419 - let hex: String = id128 [INFO] [stdout] 419 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.63s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "3f92b252086cf18c21013173ad726b2ffb271f4a4dc3f9a5dddf921fd46dc5a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f92b252086cf18c21013173ad726b2ffb271f4a4dc3f9a5dddf921fd46dc5a9", kill_on_drop: false }` [INFO] [stdout] 3f92b252086cf18c21013173ad726b2ffb271f4a4dc3f9a5dddf921fd46dc5a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9ca65ab14fbb8b115ceade8936481349c9c6f9d44c925fef1b5c39f00e4a723d [INFO] running `Command { std: "docker" "start" "-a" "9ca65ab14fbb8b115ceade8936481349c9c6f9d44c925fef1b5c39f00e4a723d", kill_on_drop: false }` [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/lib.rs:285:26 [INFO] [stderr] | [INFO] [stderr] 285 | let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 285 - let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stderr] 285 + let hex: String = id.iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 285 - let hex: String = id.into_iter().map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stderr] 285 + let hex: String = IntoIterator::into_iter(id).map(|val| format!("{:0>2x}", val)).collect(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/lib.rs:312:10 [INFO] [stderr] | [INFO] [stderr] 312 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 312 - .into_iter() [INFO] [stderr] 312 + .iter() [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 311 - let hex: String = id128 [INFO] [stderr] 311 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/lib.rs:341:10 [INFO] [stderr] | [INFO] [stderr] 341 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 341 - .into_iter() [INFO] [stderr] 341 + .iter() [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 340 - let hex: String = id128 [INFO] [stderr] 340 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/lib.rs:420:10 [INFO] [stderr] | [INFO] [stderr] 420 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 420 - .into_iter() [INFO] [stderr] 420 + .iter() [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 419 - let hex: String = id128 [INFO] [stderr] 419 + let hex: String = IntoIterator::into_iter(id128) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `shortid` (lib test) generated 4 warnings (run `cargo fix --lib -p shortid --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shortid-2e8339df514a0ca7) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_uuidv1 ... ok [INFO] [stdout] test test_64 ... ok [INFO] [stdout] test test_96 ... ok [INFO] [stdout] test test_128 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests shortid [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9ca65ab14fbb8b115ceade8936481349c9c6f9d44c925fef1b5c39f00e4a723d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ca65ab14fbb8b115ceade8936481349c9c6f9d44c925fef1b5c39f00e4a723d", kill_on_drop: false }` [INFO] [stdout] 9ca65ab14fbb8b115ceade8936481349c9c6f9d44c925fef1b5c39f00e4a723d