[INFO] cloning repository https://github.com/Flavia95/bubblecov
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Flavia95/bubblecov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlavia95%2Fbubblecov", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlavia95%2Fbubblecov'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44035564d8291d57950282a091df4702f467df05
[INFO] testing Flavia95/bubblecov against 1.52.1 for beta-1.52-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlavia95%2Fbubblecov" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Flavia95/bubblecov on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Flavia95/bubblecov
[INFO] finished tweaking git repo https://github.com/Flavia95/bubblecov
[INFO] tweaked toml for git repo https://github.com/Flavia95/bubblecov written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Flavia95/bubblecov already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ba9d17ed11f71b0a5f93a96c67c3ba0473bb95d3a68b037647fac779082303c
[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" "7ba9d17ed11f71b0a5f93a96c67c3ba0473bb95d3a68b037647fac779082303c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ba9d17ed11f71b0a5f93a96c67c3ba0473bb95d3a68b037647fac779082303c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba9d17ed11f71b0a5f93a96c67c3ba0473bb95d3a68b037647fac779082303c", kill_on_drop: false }`
[INFO] [stdout] 7ba9d17ed11f71b0a5f93a96c67c3ba0473bb95d3a68b037647fac779082303c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 741f527b778d918c046bbceb5c10f5451c46c574020d9affb9f6675f323859c3
[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" "741f527b778d918c046bbceb5c10f5451c46c574020d9affb9f6675f323859c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling json v0.12.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling priority-queue v1.0.0
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling gfa v0.2.3
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling handlegraph v0.2.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling handlegraph-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::BTreeMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handlegraph::handlegraph::HandleGraph`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use handlegraph::handlegraph::HandleGraph;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_edges_iter`
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 | use handlegraph::handlegraph::{handle_edges_iter, handles_iter};
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Direction`, `Edge`, `NodeId`
[INFO] [stdout]   --> src/main.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 | use handlegraph::handle::{Direction, Edge, Handle, NodeId};
[INFO] [stdout]    |                           ^^^^^^^^^  ^^^^          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.05s
[INFO] running `Command { std: "docker" "inspect" "741f527b778d918c046bbceb5c10f5451c46c574020d9affb9f6675f323859c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741f527b778d918c046bbceb5c10f5451c46c574020d9affb9f6675f323859c3", kill_on_drop: false }`
[INFO] [stdout] 741f527b778d918c046bbceb5c10f5451c46c574020d9affb9f6675f323859c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f6c3b2f9e9a1a6259686697d9d33a49172abf788d390c5f3ff10910f0226400
[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" "8f6c3b2f9e9a1a6259686697d9d33a49172abf788d390c5f3ff10910f0226400", kill_on_drop: false }`
[INFO] [stderr]    Compiling handlegraph-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::BTreeMap`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::collections::BTreeMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handlegraph::handlegraph::HandleGraph`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use handlegraph::handlegraph::HandleGraph;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `handle_edges_iter`
[INFO] [stdout]   --> src/main.rs:18:32
[INFO] [stdout]    |
[INFO] [stdout] 18 | use handlegraph::handlegraph::{handle_edges_iter, handles_iter};
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Direction`, `Edge`, `NodeId`
[INFO] [stdout]   --> src/main.rs:19:27
[INFO] [stdout]    |
[INFO] [stdout] 19 | use handlegraph::handle::{Direction, Edge, Handle, NodeId};
[INFO] [stdout]    |                           ^^^^^^^^^  ^^^^          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "8f6c3b2f9e9a1a6259686697d9d33a49172abf788d390c5f3ff10910f0226400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f6c3b2f9e9a1a6259686697d9d33a49172abf788d390c5f3ff10910f0226400", kill_on_drop: false }`
[INFO] [stdout] 8f6c3b2f9e9a1a6259686697d9d33a49172abf788d390c5f3ff10910f0226400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1a972f0bb5a480591c6f9fa9a5b5cf02474b3392c44a413c217c4de2a689767
[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" "b1a972f0bb5a480591c6f9fa9a5b5cf02474b3392c44a413c217c4de2a689767", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::BTreeMap`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::collections::BTreeMap;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `handlegraph::handlegraph::HandleGraph`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use handlegraph::handlegraph::HandleGraph;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `handle_edges_iter`
[INFO] [stderr]   --> src/main.rs:18:32
[INFO] [stderr]    |
[INFO] [stderr] 18 | use handlegraph::handlegraph::{handle_edges_iter, handles_iter};
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Direction`, `Edge`, `NodeId`
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 | use handlegraph::handle::{Direction, Edge, Handle, NodeId};
[INFO] [stderr]    |                           ^^^^^^^^^  ^^^^          ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/handlegraph_cli-8715aa0238875f83)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1a972f0bb5a480591c6f9fa9a5b5cf02474b3392c44a413c217c4de2a689767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a972f0bb5a480591c6f9fa9a5b5cf02474b3392c44a413c217c4de2a689767", kill_on_drop: false }`
[INFO] [stdout] b1a972f0bb5a480591c6f9fa9a5b5cf02474b3392c44a413c217c4de2a689767