[INFO] cloning repository https://github.com/cameron-williams/zkru [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cameron-williams/zkru" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameron-williams%2Fzkru", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameron-williams%2Fzkru'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 367194b472325b15315566bd7e2249f8d24c4ffd [INFO] checking cameron-williams/zkru against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameron-williams%2Fzkru" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cameron-williams/zkru on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cameron-williams/zkru [INFO] finished tweaking git repo https://github.com/cameron-williams/zkru [INFO] tweaked toml for git repo https://github.com/cameron-williams/zkru written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/cameron-williams/zkru already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b3cd99a34fc2028da9b46c4d4f1faa4bb123c901861f9876266dca8c66e51699 [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" "b3cd99a34fc2028da9b46c4d4f1faa4bb123c901861f9876266dca8c66e51699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b3cd99a34fc2028da9b46c4d4f1faa4bb123c901861f9876266dca8c66e51699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3cd99a34fc2028da9b46c4d4f1faa4bb123c901861f9876266dca8c66e51699", kill_on_drop: false }` [INFO] [stdout] b3cd99a34fc2028da9b46c4d4f1faa4bb123c901861f9876266dca8c66e51699 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b80fc6dcd067e9bfa46901bfc218c88fe187b0b1171eaf6058b1421dab388b36 [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" "b80fc6dcd067e9bfa46901bfc218c88fe187b0b1171eaf6058b1421dab388b36", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking zkru v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:163:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 163 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 164 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:131:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 131 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 132 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:142:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 142 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 143 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:151:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 151 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 152 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:163:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 163 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 164 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:131:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 131 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 132 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:142:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 142 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 143 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:151:25 [INFO] [stdout] | [INFO] [stdout] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 151 | current_line.replace_range( [INFO] [stdout] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stdout] 152 | cap.get(0).unwrap().range(), [INFO] [stdout] | --- immutable borrow later used here [INFO] [stdout] | [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] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.20s [INFO] running `Command { std: "docker" "inspect" "b80fc6dcd067e9bfa46901bfc218c88fe187b0b1171eaf6058b1421dab388b36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b80fc6dcd067e9bfa46901bfc218c88fe187b0b1171eaf6058b1421dab388b36", kill_on_drop: false }` [INFO] [stdout] b80fc6dcd067e9bfa46901bfc218c88fe187b0b1171eaf6058b1421dab388b36