[INFO] cloning repository https://github.com/lod-cloud/lod-cloud-draw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lod-cloud/lod-cloud-draw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flod-cloud%2Flod-cloud-draw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flod-cloud%2Flod-cloud-draw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d129336479865e761a216ebd5417dabea4f0dcb6
[INFO] checking lod-cloud/lod-cloud-draw against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flod-cloud%2Flod-cloud-draw" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lod-cloud/lod-cloud-draw on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lod-cloud/lod-cloud-draw
[INFO] finished tweaking git repo https://github.com/lod-cloud/lod-cloud-draw
[INFO] tweaked toml for git repo https://github.com/lod-cloud/lod-cloud-draw written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/lod-cloud/lod-cloud-draw already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.31.1
[INFO] [stderr]   Downloaded serde v1.0.30
[INFO] [stderr]   Downloaded noisy_float v0.1.4
[INFO] [stderr]   Downloaded cg-sys v0.1.0
[INFO] [stderr]   Downloaded rustimization v0.1.1
[INFO] [stderr]   Downloaded lbfgsb-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0fdcc13e571194c45d1a576b44456797405f3f7b9060c3ff3905efbbebcb5b4
[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" "a0fdcc13e571194c45d1a576b44456797405f3f7b9060c3ff3905efbbebcb5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0fdcc13e571194c45d1a576b44456797405f3f7b9060c3ff3905efbbebcb5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fdcc13e571194c45d1a576b44456797405f3f7b9060c3ff3905efbbebcb5b4", kill_on_drop: false }`
[INFO] [stdout] a0fdcc13e571194c45d1a576b44456797405f3f7b9060c3ff3905efbbebcb5b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ada018d41f206fc986f32be49a22863c374e6bbe890a07ed8460aa54169ac55d
[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" "ada018d41f206fc986f32be49a22863c374e6bbe890a07ed8460aa54169ac55d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lbfgsb-sys v0.1.0
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling cg-sys v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking serde v1.0.30
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking noisy_float v0.1.4
[INFO] [stderr]     Checking rustimization v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.20.0
[INFO] [stderr]    Compiling serde_derive v1.0.30
[INFO] [stderr]     Checking serde_json v1.0.11
[INFO] [stderr]     Checking lod-cloud-draw v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/graph.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (self.n - 1)
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/graph.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             (self.n - 1)
[INFO] [stdout]    |             ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.39s
[INFO] running `Command { std: "docker" "inspect" "ada018d41f206fc986f32be49a22863c374e6bbe890a07ed8460aa54169ac55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada018d41f206fc986f32be49a22863c374e6bbe890a07ed8460aa54169ac55d", kill_on_drop: false }`
[INFO] [stdout] ada018d41f206fc986f32be49a22863c374e6bbe890a07ed8460aa54169ac55d