[INFO] cloning repository https://github.com/Wint3rmute/tiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wint3rmute/tiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWint3rmute%2Ftiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWint3rmute%2Ftiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d66ed8c2b4af5c955bb62b296c75695b39d4c77
[INFO] testing Wint3rmute/tiler against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWint3rmute%2Ftiler" "/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/Wint3rmute/tiler on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wint3rmute/tiler
[INFO] finished tweaking git repo https://github.com/Wint3rmute/tiler
[INFO] tweaked toml for git repo https://github.com/Wint3rmute/tiler written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Wint3rmute/tiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a24d2a20612b2552bf18d8587450ffbbf006461040b257abf86ddfb2b5872879
[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" "a24d2a20612b2552bf18d8587450ffbbf006461040b257abf86ddfb2b5872879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a24d2a20612b2552bf18d8587450ffbbf006461040b257abf86ddfb2b5872879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24d2a20612b2552bf18d8587450ffbbf006461040b257abf86ddfb2b5872879", kill_on_drop: false }`
[INFO] [stdout] a24d2a20612b2552bf18d8587450ffbbf006461040b257abf86ddfb2b5872879
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeef02bed6aac2c864e9f07f32c52ff5300e7379218b4b63c65efd93ab7c097a
[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" "aeef02bed6aac2c864e9f07f32c52ff5300e7379218b4b63c65efd93ab7c097a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmd_lib v0.7.8
[INFO] [stderr]    Compiling tiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "aeef02bed6aac2c864e9f07f32c52ff5300e7379218b4b63c65efd93ab7c097a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeef02bed6aac2c864e9f07f32c52ff5300e7379218b4b63c65efd93ab7c097a", kill_on_drop: false }`
[INFO] [stdout] aeef02bed6aac2c864e9f07f32c52ff5300e7379218b4b63c65efd93ab7c097a
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5efc13ce4f7fe2f8727c6dd592ddf1241684d188123b93cf33455c61c5cb8f3c
[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" "5efc13ce4f7fe2f8727c6dd592ddf1241684d188123b93cf33455c61c5cb8f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/wmctrl_window.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let window = WmctrlWindow::from_string(line).unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "5efc13ce4f7fe2f8727c6dd592ddf1241684d188123b93cf33455c61c5cb8f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efc13ce4f7fe2f8727c6dd592ddf1241684d188123b93cf33455c61c5cb8f3c", kill_on_drop: false }`
[INFO] [stdout] 5efc13ce4f7fe2f8727c6dd592ddf1241684d188123b93cf33455c61c5cb8f3c
[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" "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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d4d6003f2de1f4f7d32d5fc83cb9bec319e028207c2eaf3fcd98c1cd34cd475
[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" "4d4d6003f2de1f4f7d32d5fc83cb9bec319e028207c2eaf3fcd98c1cd34cd475", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]    --> src/wmctrl_window.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let window = WmctrlWindow::from_string(line).unwrap();
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tiler-d0d94244ec3b0280
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test wmctrl_window::tests::test_normal_window ... ok
[INFO] [stdout] test wmctrl_window::tests::test_ignored_window ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d4d6003f2de1f4f7d32d5fc83cb9bec319e028207c2eaf3fcd98c1cd34cd475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4d6003f2de1f4f7d32d5fc83cb9bec319e028207c2eaf3fcd98c1cd34cd475", kill_on_drop: false }`
[INFO] [stdout] 4d4d6003f2de1f4f7d32d5fc83cb9bec319e028207c2eaf3fcd98c1cd34cd475