[INFO] cloning repository https://github.com/myself659/module-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myself659/module-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b0d4b9cd6e4c5e6b91f7c6e3ffcf8d7b189e1359
[INFO] testing myself659/module-demo against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/myself659/module-demo on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/myself659/module-demo
[INFO] finished tweaking git repo https://github.com/myself659/module-demo
[INFO] tweaked toml for git repo https://github.com/myself659/module-demo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/myself659/module-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 1270343086ed2e3f1b367f3b22cd3b4ca456a010cc1ab8b74aa696843b4e515b
[INFO] running `Command { std: "docker" "start" "-a" "1270343086ed2e3f1b367f3b22cd3b4ca456a010cc1ab8b74aa696843b4e515b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1270343086ed2e3f1b367f3b22cd3b4ca456a010cc1ab8b74aa696843b4e515b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1270343086ed2e3f1b367f3b22cd3b4ca456a010cc1ab8b74aa696843b4e515b", kill_on_drop: false }`
[INFO] [stdout] 1270343086ed2e3f1b367f3b22cd3b4ca456a010cc1ab8b74aa696843b4e515b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca8141e2bbb9d340af6f6f27beb8757a1ac53fc468c893c08775da44f6e8d3bc
[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" "ca8141e2bbb9d340af6f6f27beb8757a1ac53fc468c893c08775da44f6e8d3bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling module-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `do_it`
[INFO] [stdout]   --> src/tower_building/tower.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn  do_it() {
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ca8141e2bbb9d340af6f6f27beb8757a1ac53fc468c893c08775da44f6e8d3bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8141e2bbb9d340af6f6f27beb8757a1ac53fc468c893c08775da44f6e8d3bc", kill_on_drop: false }`
[INFO] [stdout] ca8141e2bbb9d340af6f6f27beb8757a1ac53fc468c893c08775da44f6e8d3bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01bd305cd6914902458cb13dd75743f262602d82bbb54ebb046398e41719e340
[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" "01bd305cd6914902458cb13dd75743f262602d82bbb54ebb046398e41719e340", kill_on_drop: false }`
[INFO] [stderr]    Compiling module-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `do_it`
[INFO] [stdout]   --> src/tower_building/tower.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn  do_it() {
[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 0.73s
[INFO] running `Command { std: "docker" "inspect" "01bd305cd6914902458cb13dd75743f262602d82bbb54ebb046398e41719e340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01bd305cd6914902458cb13dd75743f262602d82bbb54ebb046398e41719e340", kill_on_drop: false }`
[INFO] [stdout] 01bd305cd6914902458cb13dd75743f262602d82bbb54ebb046398e41719e340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", 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] 2357ecb2729e1a274b9804e85a69ec42793181535a84ea2c8b83518266c9f734
[INFO] running `Command { std: "docker" "start" "-a" "2357ecb2729e1a274b9804e85a69ec42793181535a84ea2c8b83518266c9f734", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `do_it`
[INFO] [stderr]   --> src/tower_building/tower.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn  do_it() {
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `module-demo` (bin "module-demo" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/module_demo-9a45e6bffedb3cc1)
[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" "2357ecb2729e1a274b9804e85a69ec42793181535a84ea2c8b83518266c9f734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2357ecb2729e1a274b9804e85a69ec42793181535a84ea2c8b83518266c9f734", kill_on_drop: false }`
[INFO] [stdout] 2357ecb2729e1a274b9804e85a69ec42793181535a84ea2c8b83518266c9f734