[INFO] cloning repository https://github.com/bantic/cryptopals [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bantic/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fcryptopals", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fcryptopals'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f0958d66e32c4ca18ace0e3c208066514b769e6c [INFO] checking bantic/cryptopals against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbantic%2Fcryptopals" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bantic/cryptopals on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bantic/cryptopals [INFO] finished tweaking git repo https://github.com/bantic/cryptopals [INFO] tweaked toml for git repo https://github.com/bantic/cryptopals written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/bantic/cryptopals already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d118ead23e4fcfd71aa361f0e06ae8485ee4cb423da8da10b96a8ff200747b23 [INFO] running `Command { std: "docker" "start" "-a" "d118ead23e4fcfd71aa361f0e06ae8485ee4cb423da8da10b96a8ff200747b23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d118ead23e4fcfd71aa361f0e06ae8485ee4cb423da8da10b96a8ff200747b23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d118ead23e4fcfd71aa361f0e06ae8485ee4cb423da8da10b96a8ff200747b23", kill_on_drop: false }` [INFO] [stdout] d118ead23e4fcfd71aa361f0e06ae8485ee4cb423da8da10b96a8ff200747b23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5611f3623e6da638a880d4251986ccd3b14677d8c30b55f01182be5956d35fb8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5611f3623e6da638a880d4251986ccd3b14677d8c30b55f01182be5956d35fb8", kill_on_drop: false }` [INFO] [stderr] Checking cryptopals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/crypto/xor.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | if (score > best_score) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/crypto/xor.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | if (score > best_score) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `xor` [INFO] [stdout] --> src/lib.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::crypto::{hex_to_base64, xor, xor_hex}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot borrow `letter_counts` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/crypto/xor.rs:76:7 [INFO] [stdout] | [INFO] [stdout] 75 | let v = letter_counts.get(&c).unwrap(); [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] 76 | letter_counts.insert(c, v + 1); [INFO] [stdout] | ^^^^^^^^^^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cryptopals` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: cannot borrow `letter_counts` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/crypto/xor.rs:76:7 [INFO] [stdout] | [INFO] [stdout] 75 | let v = letter_counts.get(&c).unwrap(); [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] 76 | letter_counts.insert(c, v + 1); [INFO] [stdout] | ^^^^^^^^^^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "5611f3623e6da638a880d4251986ccd3b14677d8c30b55f01182be5956d35fb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5611f3623e6da638a880d4251986ccd3b14677d8c30b55f01182be5956d35fb8", kill_on_drop: false }` [INFO] [stdout] 5611f3623e6da638a880d4251986ccd3b14677d8c30b55f01182be5956d35fb8