[INFO] fetching crate navi 2.13.1...
[INFO] testing navi-2.13.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate navi 2.13.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate navi 2.13.1 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 crates.io crate navi 2.13.1
[INFO] finished tweaking crates.io crate navi 2.13.1
[INFO] tweaked toml for crates.io crate navi 2.13.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate navi 2.13.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74d9880975ebcca3626f48ead65d9edfe28e1b19677eb78799b52f89af135e18
[INFO] running `Command { std: "docker" "start" "-a" "74d9880975ebcca3626f48ead65d9edfe28e1b19677eb78799b52f89af135e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74d9880975ebcca3626f48ead65d9edfe28e1b19677eb78799b52f89af135e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d9880975ebcca3626f48ead65d9edfe28e1b19677eb78799b52f89af135e18", kill_on_drop: false }`
[INFO] [stdout] 74d9880975ebcca3626f48ead65d9edfe28e1b19677eb78799b52f89af135e18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 99cdf05925bfd632c80a3360fb8388c2fe2e946c05584887723bbc0753a88688
[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" "99cdf05925bfd632c80a3360fb8388c2fe2e946c05584887723bbc0753a88688", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.0
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling directories-next v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling edit v0.1.2
[INFO] [stderr]    Compiling raw_tty v0.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling structopt v0.3.17
[INFO] [stderr]    Compiling navi v2.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.91s
[INFO] running `Command { std: "docker" "inspect" "99cdf05925bfd632c80a3360fb8388c2fe2e946c05584887723bbc0753a88688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99cdf05925bfd632c80a3360fb8388c2fe2e946c05584887723bbc0753a88688", kill_on_drop: false }`
[INFO] [stdout] 99cdf05925bfd632c80a3360fb8388c2fe2e946c05584887723bbc0753a88688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 21f19b0918711acc4cd9657c3ae7d6150d89456012967bc14069b0a1edfc84b2
[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" "21f19b0918711acc4cd9657c3ae7d6150d89456012967bc14069b0a1edfc84b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling navi v2.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.50s
[INFO] running `Command { std: "docker" "inspect" "21f19b0918711acc4cd9657c3ae7d6150d89456012967bc14069b0a1edfc84b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f19b0918711acc4cd9657c3ae7d6150d89456012967bc14069b0a1edfc84b2", kill_on_drop: false }`
[INFO] [stdout] 21f19b0918711acc4cd9657c3ae7d6150d89456012967bc14069b0a1edfc84b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5353311431cd4cf17a6296c66c36f5a6a8d3b33d1570a05b05e84ff37b2f854d
[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" "5353311431cd4cf17a6296c66c36f5a6a8d3b33d1570a05b05e84ff37b2f854d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/navi-ff658ac5c20e4e20
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test finder::tests::test_parse_recommendation_output_3 ... ok
[INFO] [stdout] test finder::tests::test_parse_recommendation_output_1 ... ok
[INFO] [stdout] test finder::tests::test_parse_recommendation_output_2 ... ok
[INFO] [stdout] test fetcher::filesystem::tests::splitting_of_dirs_param_may_not_contain_empty_items ... ok
[INFO] [stdout] test common::git::tests::test_meta_github_ssh ... ok
[INFO] [stdout] test finder::tests::test_parse_output1 ... ok
[INFO] [stdout] test finder::tests::test_parse_snippet_request ... ok
[INFO] [stdout] test finder::tests::test_parse_output2 ... ok
[INFO] [stdout] test finder::tests::test_parse_output3 ... ok
[INFO] [stdout] test common::git::tests::test_meta_gitlab_https ... ok
[INFO] [stdout] test common::git::tests::test_meta_github_https ... ok
[INFO] [stdout] test parser::tests::test_parse_variable_line ... ok
[INFO] [stderr] stty: /dev/stderr: Inappropriate ioctl for device
[INFO] [stdout] test fetcher::filesystem::tests::test_read_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/navi-4f0eee455a2c38e9
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-d06ceb9bad609df1
[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 1 test
[INFO] [stderr]    Doc-tests navi
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "5353311431cd4cf17a6296c66c36f5a6a8d3b33d1570a05b05e84ff37b2f854d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5353311431cd4cf17a6296c66c36f5a6a8d3b33d1570a05b05e84ff37b2f854d", kill_on_drop: false }`
[INFO] [stdout] 5353311431cd4cf17a6296c66c36f5a6a8d3b33d1570a05b05e84ff37b2f854d