[INFO] cloning repository https://github.com/katmatt/slacer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/katmatt/slacer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatmatt%2Fslacer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatmatt%2Fslacer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a71351defab9398eea0eee13ae65e31debb487c2
[INFO] testing katmatt/slacer against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkatmatt%2Fslacer" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/katmatt/slacer on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/katmatt/slacer
[INFO] finished tweaking git repo https://github.com/katmatt/slacer
[INFO] tweaked toml for git repo https://github.com/katmatt/slacer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/katmatt/slacer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded deflate v0.7.19
[INFO] [stderr]   Downloaded image v0.21.1
[INFO] [stderr]   Downloaded gif v0.10.1
[INFO] [stderr]   Downloaded libc v0.2.53
[INFO] [stderr]   Downloaded proc-macro2 v0.4.28
[INFO] [stderr]   Downloaded syn v0.15.33
[INFO] [stderr]   Downloaded bytepack v0.4.1
[INFO] [stderr]   Downloaded bytepack_derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] ad96105e8ca797097cc82ff56c956d1a6507dcdd7e47410486e0679929cb9feb
[INFO] running `Command { std: "docker" "start" "-a" "ad96105e8ca797097cc82ff56c956d1a6507dcdd7e47410486e0679929cb9feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad96105e8ca797097cc82ff56c956d1a6507dcdd7e47410486e0679929cb9feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad96105e8ca797097cc82ff56c956d1a6507dcdd7e47410486e0679929cb9feb", kill_on_drop: false }`
[INFO] [stdout] ad96105e8ca797097cc82ff56c956d1a6507dcdd7e47410486e0679929cb9feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 311cecee89979029246ee3513fd79dd4c741d15af2899e04cec30f58344e537d
[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" "311cecee89979029246ee3513fd79dd4c741d15af2899e04cec30f58344e537d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling bytepack_derive v0.2.0
[INFO] [stderr]    Compiling bytepack v0.4.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.1
[INFO] [stderr]    Compiling photonizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exportLayer`
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     exportLayer: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `exportLayer` should have a snake case name
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     exportLayer: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to snake case: `export_layer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "311cecee89979029246ee3513fd79dd4c741d15af2899e04cec30f58344e537d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311cecee89979029246ee3513fd79dd4c741d15af2899e04cec30f58344e537d", kill_on_drop: false }`
[INFO] [stdout] 311cecee89979029246ee3513fd79dd4c741d15af2899e04cec30f58344e537d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 742f48f66fc038cdd827724870cf6b1f54eb2db0fa17c6ff425b2ba1849174b9
[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" "742f48f66fc038cdd827724870cf6b1f54eb2db0fa17c6ff425b2ba1849174b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling photonizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/main.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::PathBuf`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::path::PathBuf;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exportLayer`
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     exportLayer: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `exportLayer` should have a snake case name
[INFO] [stdout]    --> src/main.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     exportLayer: i8,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to snake case: `export_layer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "742f48f66fc038cdd827724870cf6b1f54eb2db0fa17c6ff425b2ba1849174b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "742f48f66fc038cdd827724870cf6b1f54eb2db0fa17c6ff425b2ba1849174b9", kill_on_drop: false }`
[INFO] [stdout] 742f48f66fc038cdd827724870cf6b1f54eb2db0fa17c6ff425b2ba1849174b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4afa183590a14057f37e9c31d5ee58e247ad295478b3735aef3ffa1984552921
[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" "4afa183590a14057f37e9c31d5ee58e247ad295478b3735aef3ffa1984552921", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::PathBuf`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::path::PathBuf;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `exportLayer`
[INFO] [stderr]    --> src/main.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     exportLayer: i8,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `exportLayer` should have a snake case name
[INFO] [stderr]    --> src/main.rs:173:5
[INFO] [stderr]     |
[INFO] [stderr] 173 |     exportLayer: i8,
[INFO] [stderr]     |     ^^^^^^^^^^^ help: convert the identifier to snake case: `export_layer`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/photonizer-e666b3f75d210120
[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" "4afa183590a14057f37e9c31d5ee58e247ad295478b3735aef3ffa1984552921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4afa183590a14057f37e9c31d5ee58e247ad295478b3735aef3ffa1984552921", kill_on_drop: false }`
[INFO] [stdout] 4afa183590a14057f37e9c31d5ee58e247ad295478b3735aef3ffa1984552921