[INFO] fetching crate matrixgraph 0.1.0...
[INFO] testing matrixgraph-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate matrixgraph 0.1.0 into /workspace/builds/worker-110/source
[INFO] validating manifest of crates.io crate matrixgraph 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matrixgraph 0.1.0
[INFO] finished tweaking crates.io crate matrixgraph 0.1.0
[INFO] tweaked toml for crates.io crate matrixgraph 0.1.0 written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4b031293f9bbd103a0ac8135874de0d0f518695082088d86757202bb005a5f7
[INFO] running `Command { std: "docker" "start" "-a" "a4b031293f9bbd103a0ac8135874de0d0f518695082088d86757202bb005a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4b031293f9bbd103a0ac8135874de0d0f518695082088d86757202bb005a5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b031293f9bbd103a0ac8135874de0d0f518695082088d86757202bb005a5f7", kill_on_drop: false }`
[INFO] [stdout] a4b031293f9bbd103a0ac8135874de0d0f518695082088d86757202bb005a5f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fce7a9db8496674631dabe964bf78b6b5e9763897792a683503ddd569ca1149
[INFO] running `Command { std: "docker" "start" "-a" "3fce7a9db8496674631dabe964bf78b6b5e9763897792a683503ddd569ca1149", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matrixgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "3fce7a9db8496674631dabe964bf78b6b5e9763897792a683503ddd569ca1149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fce7a9db8496674631dabe964bf78b6b5e9763897792a683503ddd569ca1149", kill_on_drop: false }`
[INFO] [stdout] 3fce7a9db8496674631dabe964bf78b6b5e9763897792a683503ddd569ca1149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3feb6dc28c52d28733914a8780ecb8ed8ea2b17d0348e79f8d6bed953429158
[INFO] running `Command { std: "docker" "start" "-a" "c3feb6dc28c52d28733914a8780ecb8ed8ea2b17d0348e79f8d6bed953429158", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling matrixgraph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/simple_graph.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stdout]     |                                 ^      ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:48:9
[INFO] [stdout]     |
[INFO] [stdout] 48  | #![deny(unused_parens)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 217 -         g.set_edge((1, 1), Some((1.0f64)));
[INFO] [stdout] 217 +         g.set_edge((1, 1), Some(1.0f64));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrixgraph` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c3feb6dc28c52d28733914a8780ecb8ed8ea2b17d0348e79f8d6bed953429158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3feb6dc28c52d28733914a8780ecb8ed8ea2b17d0348e79f8d6bed953429158", kill_on_drop: false }`
[INFO] [stdout] c3feb6dc28c52d28733914a8780ecb8ed8ea2b17d0348e79f8d6bed953429158