[INFO] cloning repository https://github.com/maxastyler/brusselator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxastyler/brusselator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxastyler%2Fbrusselator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxastyler%2Fbrusselator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f30181b702fcf847d4c70508ff082f37bab976c [INFO] testing maxastyler/brusselator against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxastyler%2Fbrusselator" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maxastyler/brusselator on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maxastyler/brusselator [INFO] finished tweaking git repo https://github.com/maxastyler/brusselator [INFO] tweaked toml for git repo https://github.com/maxastyler/brusselator written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/maxastyler/brusselator already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde-pickle v0.4.1 [INFO] [stderr] Downloaded iter-read v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a43bf0322d1e6af542d33a9c613fa549b6e3c227727676d41d6ca77a733c9b7b [INFO] running `Command { std: "docker" "start" "-a" "a43bf0322d1e6af542d33a9c613fa549b6e3c227727676d41d6ca77a733c9b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a43bf0322d1e6af542d33a9c613fa549b6e3c227727676d41d6ca77a733c9b7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a43bf0322d1e6af542d33a9c613fa549b6e3c227727676d41d6ca77a733c9b7b", kill_on_drop: false }` [INFO] [stdout] a43bf0322d1e6af542d33a9c613fa549b6e3c227727676d41d6ca77a733c9b7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5253ade254cca160075b27bfb2d7c8c430887a1cc24e84bbdefbec5d14bad0b2 [INFO] running `Command { std: "docker" "start" "-a" "5253ade254cca160075b27bfb2d7c8c430887a1cc24e84bbdefbec5d14bad0b2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.2 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling iter-read v0.1.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling number_prefix v0.2.8 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling console v0.7.5 [INFO] [stderr] Compiling indicatif v0.11.0 [INFO] [stderr] Compiling serde-pickle v0.4.1 [INFO] [stderr] Compiling brusselator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `positions` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 48 | let (x, y) = positions.last().unwrap(); [INFO] [stdout] | ---------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 51 | / positions.push(( [INFO] [stdout] 52 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stdout] | | - immutable borrow later used here [INFO] [stdout] 53 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stdout] 54 | | )) [INFO] [stdout] | |__________^ mutable borrow occurs 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 `positions` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 73 | let (x, y) = positions.last().unwrap(); [INFO] [stdout] | ---------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 76 | / positions.push(( [INFO] [stdout] 77 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stdout] | | - immutable borrow later used here [INFO] [stdout] 78 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stdout] 79 | | )) [INFO] [stdout] | |__________^ mutable borrow occurs 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.12s [INFO] running `Command { std: "docker" "inspect" "5253ade254cca160075b27bfb2d7c8c430887a1cc24e84bbdefbec5d14bad0b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5253ade254cca160075b27bfb2d7c8c430887a1cc24e84bbdefbec5d14bad0b2", kill_on_drop: false }` [INFO] [stdout] 5253ade254cca160075b27bfb2d7c8c430887a1cc24e84bbdefbec5d14bad0b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adc232c4fdc1241b892d8c8a29b6356748bd3d4c6e69057096b345605a905043 [INFO] running `Command { std: "docker" "start" "-a" "adc232c4fdc1241b892d8c8a29b6356748bd3d4c6e69057096b345605a905043", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling brusselator v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `positions` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 48 | let (x, y) = positions.last().unwrap(); [INFO] [stdout] | ---------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 51 | / positions.push(( [INFO] [stdout] 52 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stdout] | | - immutable borrow later used here [INFO] [stdout] 53 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stdout] 54 | | )) [INFO] [stdout] | |__________^ mutable borrow occurs 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 `positions` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 73 | let (x, y) = positions.last().unwrap(); [INFO] [stdout] | ---------------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 76 | / positions.push(( [INFO] [stdout] 77 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stdout] | | - immutable borrow later used here [INFO] [stdout] 78 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stdout] 79 | | )) [INFO] [stdout] | |__________^ mutable borrow occurs 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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "adc232c4fdc1241b892d8c8a29b6356748bd3d4c6e69057096b345605a905043", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adc232c4fdc1241b892d8c8a29b6356748bd3d4c6e69057096b345605a905043", kill_on_drop: false }` [INFO] [stdout] adc232c4fdc1241b892d8c8a29b6356748bd3d4c6e69057096b345605a905043 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 545cb7a4c6374da683705bab85a94b7c9c0da55af47c2e39616c56b0f6e8252e [INFO] running `Command { std: "docker" "start" "-a" "545cb7a4c6374da683705bab85a94b7c9c0da55af47c2e39616c56b0f6e8252e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:18:22 [INFO] [stderr] | [INFO] [stderr] 18 | use clap::{App, Arg, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `positions` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:51:9 [INFO] [stderr] | [INFO] [stderr] 48 | let (x, y) = positions.last().unwrap(); [INFO] [stderr] | ---------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 51 | / positions.push(( [INFO] [stderr] 52 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stderr] | | - immutable borrow later used here [INFO] [stderr] 53 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stderr] 54 | | )) [INFO] [stderr] | |__________^ mutable borrow occurs 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 `positions` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:76:9 [INFO] [stderr] | [INFO] [stderr] 73 | let (x, y) = positions.last().unwrap(); [INFO] [stderr] | ---------------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 76 | / positions.push(( [INFO] [stderr] 77 | | x + (1.0 - (b + 1.0) * x + a * x.powi(2) * y) * dt + (g[0] * w0 + g[1] * w1) * sq_dt, [INFO] [stderr] | | - immutable borrow later used here [INFO] [stderr] 78 | | y + (b * x - a * x.powi(2) * y) * dt + (g[2] * w0 + g[3] * w1) * sq_dt, [INFO] [stderr] 79 | | )) [INFO] [stderr] | |__________^ mutable borrow occurs 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: `brusselator` (bin "brusselator" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.23s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/brusselator-a72abb0715d572be) [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" "545cb7a4c6374da683705bab85a94b7c9c0da55af47c2e39616c56b0f6e8252e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "545cb7a4c6374da683705bab85a94b7c9c0da55af47c2e39616c56b0f6e8252e", kill_on_drop: false }` [INFO] [stdout] 545cb7a4c6374da683705bab85a94b7c9c0da55af47c2e39616c56b0f6e8252e