[INFO] updating cached repository https://github.com/joergbrech/graphtest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7064682019f038a8249f7c91afe13cb39cf84c44
[INFO] testing joergbrech/graphtest against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoergbrech%2Fgraphtest" "/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/joergbrech/graphtest on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joergbrech/graphtest
[INFO] finished tweaking git repo https://github.com/joergbrech/graphtest
[INFO] tweaked toml for git repo https://github.com/joergbrech/graphtest written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/joergbrech/graphtest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d496d9a50107549fc73ca9eecf1d7c8a1ed61ebd314334a93e1b731325bfc499
[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" "d496d9a50107549fc73ca9eecf1d7c8a1ed61ebd314334a93e1b731325bfc499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d496d9a50107549fc73ca9eecf1d7c8a1ed61ebd314334a93e1b731325bfc499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d496d9a50107549fc73ca9eecf1d7c8a1ed61ebd314334a93e1b731325bfc499", kill_on_drop: false }`
[INFO] [stdout] d496d9a50107549fc73ca9eecf1d7c8a1ed61ebd314334a93e1b731325bfc499
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f83dfe5c0a45d4f8fa5e29e747328441d015f22662d883b1e4ac446784b09626
[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" "f83dfe5c0a45d4f8fa5e29e747328441d015f22662d883b1e4ac446784b09626", kill_on_drop: false }`
[INFO] [stderr]    Compiling graphtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     data: D,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 0.58s
[INFO] running `Command { std: "docker" "inspect" "f83dfe5c0a45d4f8fa5e29e747328441d015f22662d883b1e4ac446784b09626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83dfe5c0a45d4f8fa5e29e747328441d015f22662d883b1e4ac446784b09626", kill_on_drop: false }`
[INFO] [stdout] f83dfe5c0a45d4f8fa5e29e747328441d015f22662d883b1e4ac446784b09626
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d94d13499bffeab897df4510808ca589b4baa57066d2fd6edbdd7687ef8a524e
[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" "d94d13499bffeab897df4510808ca589b4baa57066d2fd6edbdd7687ef8a524e", kill_on_drop: false }`
[INFO] [stderr]    Compiling graphtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     data: D,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/lib.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     data: D,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.52s
[INFO] running `Command { std: "docker" "inspect" "d94d13499bffeab897df4510808ca589b4baa57066d2fd6edbdd7687ef8a524e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94d13499bffeab897df4510808ca589b4baa57066d2fd6edbdd7687ef8a524e", kill_on_drop: false }`
[INFO] [stdout] d94d13499bffeab897df4510808ca589b4baa57066d2fd6edbdd7687ef8a524e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 700b37912c47aaee74cc8b57abfa0b2fb1a746917fc7a64df64f93ff184edb0d
[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" "700b37912c47aaee74cc8b57abfa0b2fb1a746917fc7a64df64f93ff184edb0d", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     data: D,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     data: D,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graphtest-87022e5f7c66bf16
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test ops::tests::enumerate_hashmap ... ok
[INFO] [stdout] test ops::tests::enumerate_vec ... ok
[INFO] [stdout] test tests::trait_bi_circle_children_ok ... ok
[INFO] [stdout] test tests::trait_bi_circle_ancestors_ok ... ok
[INFO] [stdout] test tests::trait_uni_circle_ancestors_ok ... ok
[INFO] [stdout] test tests::trait_uni_circle_children_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graphtest
[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" "700b37912c47aaee74cc8b57abfa0b2fb1a746917fc7a64df64f93ff184edb0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700b37912c47aaee74cc8b57abfa0b2fb1a746917fc7a64df64f93ff184edb0d", kill_on_drop: false }`
[INFO] [stdout] 700b37912c47aaee74cc8b57abfa0b2fb1a746917fc7a64df64f93ff184edb0d