[INFO] fetching crate enigma 0.0.2... [INFO] checking enigma-0.0.2 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate enigma 0.0.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate enigma 0.0.2 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate enigma 0.0.2 [INFO] finished tweaking crates.io crate enigma 0.0.2 [INFO] tweaked toml for crates.io crate enigma 0.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 01ff24f966c525f0d6a0ecd44114a6399bf1cf8d0af8b5f7ddeb52c101c7ef09 [INFO] running `Command { std: "docker" "start" "-a" "01ff24f966c525f0d6a0ecd44114a6399bf1cf8d0af8b5f7ddeb52c101c7ef09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "01ff24f966c525f0d6a0ecd44114a6399bf1cf8d0af8b5f7ddeb52c101c7ef09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01ff24f966c525f0d6a0ecd44114a6399bf1cf8d0af8b5f7ddeb52c101c7ef09", kill_on_drop: false }` [INFO] [stdout] 01ff24f966c525f0d6a0ecd44114a6399bf1cf8d0af8b5f7ddeb52c101c7ef09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bebe20edd28d0edefe2905d6685341981a363055c47a0d7d089a1f48f6052fa [INFO] running `Command { std: "docker" "start" "-a" "2bebe20edd28d0edefe2905d6685341981a363055c47a0d7d089a1f48f6052fa", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Checking enigma v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/hashes/md2.rs:96:33 [INFO] [stdout] | [INFO] [stdout] 96 | let n = min(in_len, (16 - self.cur_len)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 96 - let n = min(in_len, (16 - self.cur_len)); [INFO] [stdout] 96 + let n = min(in_len, 16 - self.cur_len); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/hashes/md2.rs:96:33 [INFO] [stdout] | [INFO] [stdout] 96 | let n = min(in_len, (16 - self.cur_len)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 96 - let n = min(in_len, (16 - self.cur_len)); [INFO] [stdout] 96 + let n = min(in_len, 16 - self.cur_len); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/hashes/mod.rs:91:41 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn perform_hash_test(hash: &mut HashFunction, test: &HashTestCase) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 91 | pub fn perform_hash_test(hash: &mut dyn HashFunction, test: &HashTestCase) { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/hashes/md4.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | fn set_input(&mut self, input: &[u8]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no function or associated item named `from_elem` found for struct `Vec<_, _>` in the current scope [INFO] [stdout] --> src/hashes/mod.rs:96:31 [INFO] [stdout] | [INFO] [stdout] 96 | let mut result = Vec::from_elem(hash.get_output_length(), 0u8); [INFO] [stdout] | ^^^^^^^^^ function or associated item not found in `Vec<_, _>` [INFO] [stdout] | [INFO] [stdout] note: if you're trying to build a new `Vec<_, _>` consider using one of the following associated functions: [INFO] [stdout] Vec::::new [INFO] [stdout] Vec::::with_capacity [INFO] [stdout] Vec::::try_with_capacity [INFO] [stdout] Vec::::from_raw_parts [INFO] [stdout] and 6 others [INFO] [stdout] --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/vec/mod.rs:421:5 [INFO] [stdout] help: there is an associated function `from_iter` with a similar name [INFO] [stdout] --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/core/src/iter/traits/collect.rs:152:5 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `std::string::String` in the current scope [INFO] [stdout] --> src/hashes/mod.rs:115:28 [INFO] [stdout] | [INFO] [stdout] 115 | assert!(result_str.as_slice() == test.output_str); [INFO] [stdout] | ^^^^^^^^ method not found in `String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/hashes/md4.rs:52:29 [INFO] [stdout] | [INFO] [stdout] 52 | fn set_input(&mut self, input: &[u8]) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `enigma` (lib test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "2bebe20edd28d0edefe2905d6685341981a363055c47a0d7d089a1f48f6052fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bebe20edd28d0edefe2905d6685341981a363055c47a0d7d089a1f48f6052fa", kill_on_drop: false }` [INFO] [stdout] 2bebe20edd28d0edefe2905d6685341981a363055c47a0d7d089a1f48f6052fa