[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] testing cameron-williams/zkru against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameron-williams%2Fzkru" "/workspace/builds/worker-39/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cameron-williams/zkru on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-39/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 647298dff5bd6d4abf8f5232875022076947bbba480dace46249cda47d7a2496 [INFO] running `Command { std: "docker" "start" "-a" "647298dff5bd6d4abf8f5232875022076947bbba480dace46249cda47d7a2496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "647298dff5bd6d4abf8f5232875022076947bbba480dace46249cda47d7a2496", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "647298dff5bd6d4abf8f5232875022076947bbba480dace46249cda47d7a2496", kill_on_drop: false }` [INFO] [stdout] 647298dff5bd6d4abf8f5232875022076947bbba480dace46249cda47d7a2496 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83433bd33896b4b898251b1a54a90b5120eefb671b065293be7cd56dc14ca6c4 [INFO] running `Command { std: "docker" "start" "-a" "83433bd33896b4b898251b1a54a90b5120eefb671b065293be7cd56dc14ca6c4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling 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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "83433bd33896b4b898251b1a54a90b5120eefb671b065293be7cd56dc14ca6c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83433bd33896b4b898251b1a54a90b5120eefb671b065293be7cd56dc14ca6c4", kill_on_drop: false }` [INFO] [stdout] 83433bd33896b4b898251b1a54a90b5120eefb671b065293be7cd56dc14ca6c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8b480ab9009fe9a30ec53b4a1aee3c00cdeaa20eccd77c1aff676fefb60f5eaa [INFO] running `Command { std: "docker" "start" "-a" "8b480ab9009fe9a30ec53b4a1aee3c00cdeaa20eccd77c1aff676fefb60f5eaa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "8b480ab9009fe9a30ec53b4a1aee3c00cdeaa20eccd77c1aff676fefb60f5eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b480ab9009fe9a30ec53b4a1aee3c00cdeaa20eccd77c1aff676fefb60f5eaa", kill_on_drop: false }` [INFO] [stdout] 8b480ab9009fe9a30ec53b4a1aee3c00cdeaa20eccd77c1aff676fefb60f5eaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2130b1d1fcd70536eb09df3fcd66b8a95b2a44fdc6446439540f49d306eeb15c [INFO] running `Command { std: "docker" "start" "-a" "2130b1d1fcd70536eb09df3fcd66b8a95b2a44fdc6446439540f49d306eeb15c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:163:25 [INFO] [stderr] | [INFO] [stderr] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 163 | current_line.replace_range( [INFO] [stderr] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stderr] 164 | cap.get(0).unwrap().range(), [INFO] [stderr] | --- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:131:25 [INFO] [stderr] | [INFO] [stderr] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 131 | current_line.replace_range( [INFO] [stderr] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stderr] 132 | cap.get(0).unwrap().range(), [INFO] [stderr] | --- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:142:25 [INFO] [stderr] | [INFO] [stderr] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 142 | current_line.replace_range( [INFO] [stderr] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stderr] 143 | cap.get(0).unwrap().range(), [INFO] [stderr] | --- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `current_line` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:151:25 [INFO] [stderr] | [INFO] [stderr] 115 | let cap = if let Some(c) = pattern.captures(¤t_line) {c} else {break}; [INFO] [stderr] | ------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 151 | current_line.replace_range( [INFO] [stderr] | ^^^^^^^^^^^^ mutable borrow occurs here [INFO] [stderr] 152 | cap.get(0).unwrap().range(), [INFO] [stderr] | --- immutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: `zkru` (bin "zkru" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/zkru-ebc19f2777308f2a) [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" "2130b1d1fcd70536eb09df3fcd66b8a95b2a44fdc6446439540f49d306eeb15c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2130b1d1fcd70536eb09df3fcd66b8a95b2a44fdc6446439540f49d306eeb15c", kill_on_drop: false }` [INFO] [stdout] 2130b1d1fcd70536eb09df3fcd66b8a95b2a44fdc6446439540f49d306eeb15c