[INFO] cloning repository https://github.com/sombr/gen-inv-index
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sombr/gen-inv-index" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombr%2Fgen-inv-index", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombr%2Fgen-inv-index'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8d4b3b15c63d5a6968cbd2c29559636ad4020055
[INFO] testing sombr/gen-inv-index against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsombr%2Fgen-inv-index" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sombr/gen-inv-index on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sombr/gen-inv-index
[INFO] finished tweaking git repo https://github.com/sombr/gen-inv-index
[INFO] tweaked toml for git repo https://github.com/sombr/gen-inv-index written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/sombr/gen-inv-index already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/sombr/inv-index.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v0.8.4
[INFO] [stderr]   Downloaded clap v2.19.2
[INFO] [stderr]   Downloaded rmp-serde v0.10.0
[INFO] [stderr]   Downloaded rmp v0.7.5
[INFO] [stderr]   Downloaded serde v0.8.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 764ac025522648af121f86fa377e94b1ca07b168c4c271f43066d3d6b4fbbcac
[INFO] running `Command { std: "docker" "start" "-a" "764ac025522648af121f86fa377e94b1ca07b168c4c271f43066d3d6b4fbbcac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "764ac025522648af121f86fa377e94b1ca07b168c4c271f43066d3d6b4fbbcac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "764ac025522648af121f86fa377e94b1ca07b168c4c271f43066d3d6b4fbbcac", kill_on_drop: false }`
[INFO] [stdout] 764ac025522648af121f86fa377e94b1ca07b168c4c271f43066d3d6b4fbbcac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] acde6e140d48eb75e03e10d8030586f9c4499e799f0d0f07e2bcd2bad1cc2232
[INFO] running `Command { std: "docker" "start" "-a" "acde6e140d48eb75e03e10d8030586f9c4499e799f0d0f07e2bcd2bad1cc2232", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v0.8.20
[INFO] [stderr]    Compiling itoa v0.1.1
[INFO] [stderr]    Compiling term_size v0.2.1
[INFO] [stderr]    Compiling rmp v0.7.5
[INFO] [stderr]    Compiling clap v2.19.2
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling rmp-serde v0.10.0
[INFO] [stderr]    Compiling inv-index v0.1.0 (https://github.com/sombr/inv-index.git#45a20d5e)
[INFO] [stderr]    Compiling gen-inv-index v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `in_memory`
[INFO] [stdout]   --> src/index.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     in_memory: bool
[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 17.19s
[INFO] running `Command { std: "docker" "inspect" "acde6e140d48eb75e03e10d8030586f9c4499e799f0d0f07e2bcd2bad1cc2232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acde6e140d48eb75e03e10d8030586f9c4499e799f0d0f07e2bcd2bad1cc2232", kill_on_drop: false }`
[INFO] [stdout] acde6e140d48eb75e03e10d8030586f9c4499e799f0d0f07e2bcd2bad1cc2232
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 5feae61723d0ba7b4853880246c6296015c85117f0792a632c202c730fc8d074
[INFO] running `Command { std: "docker" "start" "-a" "5feae61723d0ba7b4853880246c6296015c85117f0792a632c202c730fc8d074", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gen-inv-index v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `in_memory`
[INFO] [stdout]   --> src/index.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     in_memory: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5feae61723d0ba7b4853880246c6296015c85117f0792a632c202c730fc8d074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5feae61723d0ba7b4853880246c6296015c85117f0792a632c202c730fc8d074", kill_on_drop: false }`
[INFO] [stdout] 5feae61723d0ba7b4853880246c6296015c85117f0792a632c202c730fc8d074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d8b32cb1d6b48cf36867c200b3fd5315e02ba3c5e71a0677e3d67941131b7fa8
[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" "d8b32cb1d6b48cf36867c200b3fd5315e02ba3c5e71a0677e3d67941131b7fa8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `in_memory`
[INFO] [stderr]   --> src/index.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     in_memory: bool
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gen-inv-index` (bin "gen-inv-index" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gen_inv_index-f2ff0088a832cbdd)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d8b32cb1d6b48cf36867c200b3fd5315e02ba3c5e71a0677e3d67941131b7fa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b32cb1d6b48cf36867c200b3fd5315e02ba3c5e71a0677e3d67941131b7fa8", kill_on_drop: false }`
[INFO] [stdout] d8b32cb1d6b48cf36867c200b3fd5315e02ba3c5e71a0677e3d67941131b7fa8