[INFO] updating cached repository https://github.com/gereeter/dither
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 824f22a5f9824914c67a48aef3c6ec192c56b415
[INFO] testing gereeter/dither against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgereeter%2Fdither" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gereeter/dither on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gereeter/dither
[INFO] finished tweaking git repo https://github.com/gereeter/dither
[INFO] tweaked toml for git repo https://github.com/gereeter/dither written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/gereeter/dither already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6123fb1cbffae1ad3204d579f10eda92121d744b6f68ab8e730c5139d503130
[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" "d6123fb1cbffae1ad3204d579f10eda92121d744b6f68ab8e730c5139d503130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6123fb1cbffae1ad3204d579f10eda92121d744b6f68ab8e730c5139d503130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6123fb1cbffae1ad3204d579f10eda92121d744b6f68ab8e730c5139d503130", kill_on_drop: false }`
[INFO] [stdout] d6123fb1cbffae1ad3204d579f10eda92121d744b6f68ab8e730c5139d503130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 781c9476d4c2c42971e66b3c73fe5104c98d330cec3ab295dccbfb0492366ef0
[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" "781c9476d4c2c42971e66b3c73fe5104c98d330cec3ab295dccbfb0492366ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.0.4
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossbeam-queue v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.3
[INFO] [stderr]    Compiling dither v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `projected`
[INFO] [stdout]    --> src/main.rs:186:17
[INFO] [stdout]     |
[INFO] [stdout] 186 |             let projected = proj_1p + point_1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_projected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stdout]    --> src/color.rs:267:13
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stdout]    --> src/color.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "781c9476d4c2c42971e66b3c73fe5104c98d330cec3ab295dccbfb0492366ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781c9476d4c2c42971e66b3c73fe5104c98d330cec3ab295dccbfb0492366ef0", kill_on_drop: false }`
[INFO] [stdout] 781c9476d4c2c42971e66b3c73fe5104c98d330cec3ab295dccbfb0492366ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08aa90b9c158866912157b3f3a05f2a1c043ef2b4b94b27a5734f4e5b6b4f67d
[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" "08aa90b9c158866912157b3f3a05f2a1c043ef2b4b94b27a5734f4e5b6b4f67d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dither v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `projected`
[INFO] [stdout]    --> src/main.rs:186:17
[INFO] [stdout]     |
[INFO] [stdout] 186 |             let projected = proj_1p + point_1;
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_projected`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stdout]    --> src/color.rs:267:13
[INFO] [stdout]     |
[INFO] [stdout] 267 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stdout]    --> src/color.rs:335:13
[INFO] [stdout]     |
[INFO] [stdout] 335 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stdout]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "08aa90b9c158866912157b3f3a05f2a1c043ef2b4b94b27a5734f4e5b6b4f67d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08aa90b9c158866912157b3f3a05f2a1c043ef2b4b94b27a5734f4e5b6b4f67d", kill_on_drop: false }`
[INFO] [stdout] 08aa90b9c158866912157b3f3a05f2a1c043ef2b4b94b27a5734f4e5b6b4f67d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb8c1870431ba4fdcfe61ad943b58f4eb22247497abf012270c982f039cdaf76
[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" "eb8c1870431ba4fdcfe61ad943b58f4eb22247497abf012270c982f039cdaf76", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `projected`
[INFO] [stderr]    --> src/main.rs:186:17
[INFO] [stderr]     |
[INFO] [stderr] 186 |             let projected = proj_1p + point_1;
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_projected`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stderr]    --> src/color.rs:267:13
[INFO] [stderr]     |
[INFO] [stderr] 267 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `diff_H_adj` should have a snake case name
[INFO] [stderr]    --> src/color.rs:335:13
[INFO] [stderr]     |
[INFO] [stderr] 335 |         let diff_H_adj = 2.0 * (c1_adj * c2_adj).sqrt() * (diff_h_adj / 2.0).sin();
[INFO] [stderr]     |             ^^^^^^^^^^ help: convert the identifier to snake case: `diff_h_adj`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dither-0a57ca912a583af9
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eb8c1870431ba4fdcfe61ad943b58f4eb22247497abf012270c982f039cdaf76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8c1870431ba4fdcfe61ad943b58f4eb22247497abf012270c982f039cdaf76", kill_on_drop: false }`
[INFO] [stdout] eb8c1870431ba4fdcfe61ad943b58f4eb22247497abf012270c982f039cdaf76