[INFO] cloning repository https://github.com/faustfu/hello-diesel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faustfu/hello-diesel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaustfu%2Fhello-diesel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaustfu%2Fhello-diesel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccf139e082ed0f5014c8b71f90b5e0f86c7d606d
[INFO] testing faustfu/hello-diesel against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaustfu%2Fhello-diesel" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/faustfu/hello-diesel on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faustfu/hello-diesel
[INFO] finished tweaking git repo https://github.com/faustfu/hello-diesel
[INFO] tweaked toml for git repo https://github.com/faustfu/hello-diesel written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/faustfu/hello-diesel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef24597e27c728206fe8bab6ac1d7a204d8eeea8220d43615ca53326e3da49ff
[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" "ef24597e27c728206fe8bab6ac1d7a204d8eeea8220d43615ca53326e3da49ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef24597e27c728206fe8bab6ac1d7a204d8eeea8220d43615ca53326e3da49ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef24597e27c728206fe8bab6ac1d7a204d8eeea8220d43615ca53326e3da49ff", kill_on_drop: false }`
[INFO] [stdout] ef24597e27c728206fe8bab6ac1d7a204d8eeea8220d43615ca53326e3da49ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6b169caf774f85500e7bd7eb96551b4dbcf0921b007ce8cf31325a0c16c0914
[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" "e6b169caf774f85500e7bd7eb96551b4dbcf0921b007ce8cf31325a0c16c0914", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling diesel v1.4.4
[INFO] [stderr]    Compiling hello-diesel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/insert.rs:39:41
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/insert.rs:39:53
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stdout]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.06s
[INFO] running `Command { std: "docker" "inspect" "e6b169caf774f85500e7bd7eb96551b4dbcf0921b007ce8cf31325a0c16c0914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b169caf774f85500e7bd7eb96551b4dbcf0921b007ce8cf31325a0c16c0914", kill_on_drop: false }`
[INFO] [stdout] e6b169caf774f85500e7bd7eb96551b4dbcf0921b007ce8cf31325a0c16c0914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb3e29382792cd6f80d3858879be23d74671575d58d24b39a25e1078b6c6cbfe
[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" "fb3e29382792cd6f80d3858879be23d74671575d58d24b39a25e1078b6c6cbfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-diesel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]   --> src/insert.rs:39:41
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stdout]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/insert.rs:39:53
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stdout]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "fb3e29382792cd6f80d3858879be23d74671575d58d24b39a25e1078b6c6cbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3e29382792cd6f80d3858879be23d74671575d58d24b39a25e1078b6c6cbfe", kill_on_drop: false }`
[INFO] [stdout] fb3e29382792cd6f80d3858879be23d74671575d58d24b39a25e1078b6c6cbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2fab18255581d040850436b17843c65d15d815da1207465c3fdb3326909a93bf
[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" "2fab18255581d040850436b17843c65d15d815da1207465c3fdb3326909a93bf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/insert.rs:39:41
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stdout] 
[INFO] [stderr]    |                                         ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/insert.rs:39:53
[INFO] [stderr]    |
[INFO] [stderr] 39 | fn create_user<'a>(conn: &PgConnection, t: &'a str, b: &'a str) -> User {
[INFO] [stderr]    |                                                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: `hello-diesel` (bin "hello-diesel" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_diesel-8e93ce36d8676679)
[INFO] running `Command { std: "docker" "inspect" "2fab18255581d040850436b17843c65d15d815da1207465c3fdb3326909a93bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fab18255581d040850436b17843c65d15d815da1207465c3fdb3326909a93bf", kill_on_drop: false }`
[INFO] [stdout] 2fab18255581d040850436b17843c65d15d815da1207465c3fdb3326909a93bf