[INFO] cloning repository https://github.com/EthanTheMaster/qr-transmitter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EthanTheMaster/qr-transmitter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanTheMaster%2Fqr-transmitter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanTheMaster%2Fqr-transmitter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fdc7f3048053444640b2ccfb65b1699ff79688ef [INFO] checking EthanTheMaster/qr-transmitter against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthanTheMaster%2Fqr-transmitter" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/EthanTheMaster/qr-transmitter on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/EthanTheMaster/qr-transmitter [INFO] finished tweaking git repo https://github.com/EthanTheMaster/qr-transmitter [INFO] tweaked toml for git repo https://github.com/EthanTheMaster/qr-transmitter written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/EthanTheMaster/qr-transmitter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8300347e5804f24e048f7c3b11ec90d5b3ef4f6b2685ae4b3685e0ddc51a2b9e [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" "8300347e5804f24e048f7c3b11ec90d5b3ef4f6b2685ae4b3685e0ddc51a2b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8300347e5804f24e048f7c3b11ec90d5b3ef4f6b2685ae4b3685e0ddc51a2b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8300347e5804f24e048f7c3b11ec90d5b3ef4f6b2685ae4b3685e0ddc51a2b9e", kill_on_drop: false }` [INFO] [stdout] 8300347e5804f24e048f7c3b11ec90d5b3ef4f6b2685ae4b3685e0ddc51a2b9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dc62869e302210ba65c284ec228d2beab7155536072c2003c079717eb4a3cd5 [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" "5dc62869e302210ba65c284ec228d2beab7155536072c2003c079717eb4a3cd5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking checked_int_cast v1.0.0 [INFO] [stderr] Checking rusttype v0.7.4 [INFO] [stderr] Checking png v0.11.0 [INFO] [stderr] Checking jpeg-decoder v0.1.15 [INFO] [stderr] Checking pistoncore-window v0.36.0 [INFO] [stderr] Checking pistoncore-event_loop v0.41.0 [INFO] [stderr] Checking andrew v0.1.6 [INFO] [stderr] Checking piston2d-graphics v0.30.0 [INFO] [stderr] Checking piston v0.41.0 [INFO] [stderr] Checking image v0.21.0 [INFO] [stderr] Checking image v0.18.0 [INFO] [stderr] Checking smithay-client-toolkit v0.4.4 [INFO] [stderr] Checking winit v0.18.1 [INFO] [stderr] Checking qrcode v0.6.0 [INFO] [stderr] Checking piston-gfx_texture v0.35.0 [INFO] [stderr] Checking glutin v0.19.0 [INFO] [stderr] Checking piston2d-gfx_graphics v0.56.0 [INFO] [stderr] Checking pistoncore-glutin_window v0.53.1 [INFO] [stderr] Checking piston_window v0.88.0 [INFO] [stderr] Checking qr_transmit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `qrcode::Version` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use qrcode::Version; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:71:52 [INFO] [stdout] | [INFO] [stdout] 71 | ... combined_packets = (value as u32); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | thread::sleep_ms(60); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:41:21 [INFO] [stdout] | [INFO] [stdout] 41 | let mut value = 0.0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lt_code.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let n = chunk_size; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `qrcode::Version` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use qrcode::Version; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:71:52 [INFO] [stdout] | [INFO] [stdout] 71 | ... combined_packets = (value as u32); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | thread::sleep_ms(60); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | let mut fountain = lt_code::Fountain::new( message.as_ref(), size as u32, c,delta); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/lt_code.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let S = c * (chunk_size as f64).powf(0.5) * ((chunk_size as f64) / delta).ln(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `value` is never read [INFO] [stdout] --> src/main.rs:41:21 [INFO] [stdout] | [INFO] [stdout] 41 | let mut value = 0.0; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lt_code.rs:52:13 [INFO] [stdout] | [INFO] [stdout] 52 | let n = chunk_size; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:107:9 [INFO] [stdout] | [INFO] [stdout] 107 | let mut fountain = lt_code::Fountain::new( message.as_ref(), size as u32, c,delta); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/lt_code.rs:56:13 [INFO] [stdout] | [INFO] [stdout] 56 | let S = c * (chunk_size as f64).powf(0.5) * ((chunk_size as f64) / delta).ln(); [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.39s [INFO] running `Command { std: "docker" "inspect" "5dc62869e302210ba65c284ec228d2beab7155536072c2003c079717eb4a3cd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dc62869e302210ba65c284ec228d2beab7155536072c2003c079717eb4a3cd5", kill_on_drop: false }` [INFO] [stdout] 5dc62869e302210ba65c284ec228d2beab7155536072c2003c079717eb4a3cd5