[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-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcameron-williams%2Fzkru" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cameron-williams/zkru on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-0/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-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4424613b3560da5691af83f553cbe94c83d428ce834e49ec44fa6484ceb714ae [INFO] running `Command { std: "docker" "start" "-a" "4424613b3560da5691af83f553cbe94c83d428ce834e49ec44fa6484ceb714ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4424613b3560da5691af83f553cbe94c83d428ce834e49ec44fa6484ceb714ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4424613b3560da5691af83f553cbe94c83d428ce834e49ec44fa6484ceb714ae", kill_on_drop: false }` [INFO] [stdout] 4424613b3560da5691af83f553cbe94c83d428ce834e49ec44fa6484ceb714ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2691921a13f38128782c69e8f29fa89fbdd0299acdc4c083f5e0a8df7c6539a3 [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" "2691921a13f38128782c69e8f29fa89fbdd0299acdc4c083f5e0a8df7c6539a3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling regex v1.3.9 [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 24.06s [INFO] running `Command { std: "docker" "inspect" "2691921a13f38128782c69e8f29fa89fbdd0299acdc4c083f5e0a8df7c6539a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2691921a13f38128782c69e8f29fa89fbdd0299acdc4c083f5e0a8df7c6539a3", kill_on_drop: false }` [INFO] [stdout] 2691921a13f38128782c69e8f29fa89fbdd0299acdc4c083f5e0a8df7c6539a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79673d6e6c12ff2fa6fe4fb000af7639c0295904021060a319d3f8a7cb3ba69d [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" "79673d6e6c12ff2fa6fe4fb000af7639c0295904021060a319d3f8a7cb3ba69d", kill_on_drop: false }` [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 2.22s [INFO] running `Command { std: "docker" "inspect" "79673d6e6c12ff2fa6fe4fb000af7639c0295904021060a319d3f8a7cb3ba69d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79673d6e6c12ff2fa6fe4fb000af7639c0295904021060a319d3f8a7cb3ba69d", kill_on_drop: false }` [INFO] [stdout] 79673d6e6c12ff2fa6fe4fb000af7639c0295904021060a319d3f8a7cb3ba69d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 7c6ea83fa8053994abd27f5fc46540c66ef85749401493a5e302fb09301bf8a9 [INFO] running `Command { std: "docker" "start" "-a" "7c6ea83fa8053994abd27f5fc46540c66ef85749401493a5e302fb09301bf8a9", kill_on_drop: false }` [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: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/zkru-4286cbe22b02e682 [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" "7c6ea83fa8053994abd27f5fc46540c66ef85749401493a5e302fb09301bf8a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c6ea83fa8053994abd27f5fc46540c66ef85749401493a5e302fb09301bf8a9", kill_on_drop: false }` [INFO] [stdout] 7c6ea83fa8053994abd27f5fc46540c66ef85749401493a5e302fb09301bf8a9