[INFO] updating cached repository rikshot/testbed [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rikshot/testbed [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rikshot/testbed" "work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rikshot/testbed" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rikshot/testbed"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rikshot/testbed'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4677de644f3313e5cc0d8c7bf85a6b7d02c06b72 [INFO] sha for GitHub repo rikshot/testbed: 4677de644f3313e5cc0d8c7bf85a6b7d02c06b72 [INFO] validating manifest of rikshot/testbed on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rikshot/testbed on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rikshot/testbed [INFO] finished frobbing rikshot/testbed [INFO] frobbed toml for rikshot/testbed written to work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed/Cargo.toml [INFO] started frobbing rikshot/testbed [INFO] finished frobbing rikshot/testbed [INFO] frobbed toml for rikshot/testbed written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rikshot/testbed/Cargo.toml [INFO] crate rikshot/testbed already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing rikshot/testbed against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] c82cbf540cf0435cdf23e5447424edfbedf7c0f71f75d4925941759c8742be0f [INFO] running `"docker" "start" "-a" "c82cbf540cf0435cdf23e5447424edfbedf7c0f71f75d4925941759c8742be0f"` [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_json v1.0.9 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `CString` [INFO] [stderr] --> src/rs/mandelbrot.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | use std::ffi::{CString, CStr}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/rs/mandelbrot.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_config` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_chunk_config` [INFO] [stderr] --> src/rs/mandelbrot.rs:133:66 [INFO] [stderr] | [INFO] [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_chunk_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/rs/mandelbrot.rs:209:9 [INFO] [stderr] | [INFO] [stderr] 209 | let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `chunk_config` [INFO] [stderr] --> src/rs/mandelbrot.rs:212:9 [INFO] [stderr] | [INFO] [stderr] 212 | let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_chunk_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffers` [INFO] [stderr] --> src/rs/mandelbrot.rs:207:97 [INFO] [stderr] | [INFO] [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_buffers` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total` [INFO] [stderr] --> src/rs/mandelbrot.rs:207:115 [INFO] [stderr] | [INFO] [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_total` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rs/mandelbrot.rs:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn new(min: T, max: T) -> NumberRange { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scale` [INFO] [stderr] --> src/rs/mandelbrot.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn scale(input: &NumberRange, value: T, output: &NumberRange) -> T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Color` [INFO] [stderr] --> src/rs/mandelbrot.rs:96:1 [INFO] [stderr] | [INFO] [stderr] 96 | struct Color { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `black` [INFO] [stderr] --> src/rs/mandelbrot.rs:106:5 [INFO] [stderr] | [INFO] [stderr] 106 | pub fn black() -> &'static Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `BLACK` [INFO] [stderr] --> src/rs/mandelbrot.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rs/mandelbrot.rs:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lerp` [INFO] [stderr] --> src/rs/mandelbrot.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.60s [INFO] running `"docker" "inspect" "c82cbf540cf0435cdf23e5447424edfbedf7c0f71f75d4925941759c8742be0f"` [INFO] running `"docker" "rm" "-f" "c82cbf540cf0435cdf23e5447424edfbedf7c0f71f75d4925941759c8742be0f"` [INFO] [stdout] c82cbf540cf0435cdf23e5447424edfbedf7c0f71f75d4925941759c8742be0f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 4546a1e725035e81b2175e5fdf65ff31618167d124cee01ab2e2d49af01d6b8c [INFO] running `"docker" "start" "-a" "4546a1e725035e81b2175e5fdf65ff31618167d124cee01ab2e2d49af01d6b8c"` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/rs/mandelbrot.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_config` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_chunk_config` [INFO] [stderr] --> src/rs/mandelbrot.rs:133:66 [INFO] [stderr] | [INFO] [stderr] 133 | pub unsafe extern "C" fn iterateChunk(raw_config: *const c_char, raw_chunk_config: *const c_char) -> u32 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_chunk_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `config` [INFO] [stderr] --> src/rs/mandelbrot.rs:209:9 [INFO] [stderr] | [INFO] [stderr] 209 | let config: Config = serde_json::from_str(config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `chunk_config` [INFO] [stderr] --> src/rs/mandelbrot.rs:212:9 [INFO] [stderr] | [INFO] [stderr] 212 | let chunk_config: ChunkConfig = serde_json::from_str(chunk_config_json.to_str().unwrap()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_chunk_config` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffers` [INFO] [stderr] --> src/rs/mandelbrot.rs:207:97 [INFO] [stderr] | [INFO] [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_buffers` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `total` [INFO] [stderr] --> src/rs/mandelbrot.rs:207:115 [INFO] [stderr] | [INFO] [stderr] 207 | pub unsafe extern "C" fn colorChunk(raw_config: *const c_char, raw_chunk_config: *const c_char, buffers: Buffers, total: u32) { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_total` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rs/mandelbrot.rs:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | pub fn new(min: T, max: T) -> NumberRange { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scale` [INFO] [stderr] --> src/rs/mandelbrot.rs:90:5 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn scale(input: &NumberRange, value: T, output: &NumberRange) -> T { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Color` [INFO] [stderr] --> src/rs/mandelbrot.rs:96:1 [INFO] [stderr] | [INFO] [stderr] 96 | struct Color { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `black` [INFO] [stderr] --> src/rs/mandelbrot.rs:106:5 [INFO] [stderr] | [INFO] [stderr] 106 | pub fn black() -> &'static Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static item is never used: `BLACK` [INFO] [stderr] --> src/rs/mandelbrot.rs:107:9 [INFO] [stderr] | [INFO] [stderr] 107 | static BLACK: Color = Color {red: 0, green: 0, blue: 0, alpha: 0xFF, abgr: 0}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/rs/mandelbrot.rs:111:5 [INFO] [stderr] | [INFO] [stderr] 111 | pub fn new(red: u8, green: u8, blue: u8, alpha: u8) -> Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `lerp` [INFO] [stderr] --> src/rs/mandelbrot.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | pub fn lerp(color1: &Color, color2: &Color, value: f64) -> Color { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `"docker" "inspect" "4546a1e725035e81b2175e5fdf65ff31618167d124cee01ab2e2d49af01d6b8c"` [INFO] running `"docker" "rm" "-f" "4546a1e725035e81b2175e5fdf65ff31618167d124cee01ab2e2d49af01d6b8c"` [INFO] [stdout] 4546a1e725035e81b2175e5fdf65ff31618167d124cee01ab2e2d49af01d6b8c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rikshot/testbed:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 72ed120b99ef05a505dd364741d034f82153dc8ad3df841bb68c407e77dc5dcd [INFO] running `"docker" "start" "-a" "72ed120b99ef05a505dd364741d034f82153dc8ad3df841bb68c407e77dc5dcd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/mandelbrot-af6d5b00104d1331 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test parse ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "72ed120b99ef05a505dd364741d034f82153dc8ad3df841bb68c407e77dc5dcd"` [INFO] running `"docker" "rm" "-f" "72ed120b99ef05a505dd364741d034f82153dc8ad3df841bb68c407e77dc5dcd"` [INFO] [stdout] 72ed120b99ef05a505dd364741d034f82153dc8ad3df841bb68c407e77dc5dcd