[INFO] cloning repository https://github.com/caioraposo/graph-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/caioraposo/graph-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaioraposo%2Fgraph-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaioraposo%2Fgraph-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 47fc3209c632e304c8a066a3b6cb7b1b56b09fe4
[INFO] testing caioraposo/graph-rs against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcaioraposo%2Fgraph-rs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/caioraposo/graph-rs on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/caioraposo/graph-rs
[INFO] finished tweaking git repo https://github.com/caioraposo/graph-rs
[INFO] tweaked toml for git repo https://github.com/caioraposo/graph-rs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/caioraposo/graph-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d82f8a101d87bf0ec1890229db43ad8003ac9c771c5cd9b7c5037830478b952e
[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" "d82f8a101d87bf0ec1890229db43ad8003ac9c771c5cd9b7c5037830478b952e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d82f8a101d87bf0ec1890229db43ad8003ac9c771c5cd9b7c5037830478b952e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d82f8a101d87bf0ec1890229db43ad8003ac9c771c5cd9b7c5037830478b952e", kill_on_drop: false }`
[INFO] [stdout] d82f8a101d87bf0ec1890229db43ad8003ac9c771c5cd9b7c5037830478b952e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d620672472f063697d6eccceabc7f98ccdf36391c8e2e4920aea36c1321350
[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" "08d620672472f063697d6eccceabc7f98ccdf36391c8e2e4920aea36c1321350", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling graph-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/main.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use graph_rs::graph::{Graph, Node};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "08d620672472f063697d6eccceabc7f98ccdf36391c8e2e4920aea36c1321350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d620672472f063697d6eccceabc7f98ccdf36391c8e2e4920aea36c1321350", kill_on_drop: false }`
[INFO] [stdout] 08d620672472f063697d6eccceabc7f98ccdf36391c8e2e4920aea36c1321350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0697e61417e249e052ce82002778b368ed8af68f255f8e31f3379dbfd3465652
[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" "0697e61417e249e052ce82002778b368ed8af68f255f8e31f3379dbfd3465652", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/main.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use graph_rs::graph::{Graph, Node};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.63s
[INFO] running `Command { std: "docker" "inspect" "0697e61417e249e052ce82002778b368ed8af68f255f8e31f3379dbfd3465652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0697e61417e249e052ce82002778b368ed8af68f255f8e31f3379dbfd3465652", kill_on_drop: false }`
[INFO] [stdout] 0697e61417e249e052ce82002778b368ed8af68f255f8e31f3379dbfd3465652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c94611789fad17c59ed3df42a22f3af8717573db8735a8125a070fe78bed33c
[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" "4c94611789fad17c59ed3df42a22f3af8717573db8735a8125a070fe78bed33c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Node`
[INFO] [stderr]  --> src/main.rs:1:30
[INFO] [stderr]   |
[INFO] [stderr] 1 | use graph_rs::graph::{Graph, Node};
[INFO] [stderr]   |                              ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` 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/graph_rs-8c26f1c7450e7c65
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test graph::tests::check_if_node_is_in_the_graph ... ok
[INFO] [stdout] test graph::tests::add_directed_edge ... ok
[INFO] [stdout] test graph::tests::add_undirected_edge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph_rs-34f8f8dd54c87ee6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graph-rs
[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] [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" "4c94611789fad17c59ed3df42a22f3af8717573db8735a8125a070fe78bed33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c94611789fad17c59ed3df42a22f3af8717573db8735a8125a070fe78bed33c", kill_on_drop: false }`
[INFO] [stdout] 4c94611789fad17c59ed3df42a22f3af8717573db8735a8125a070fe78bed33c