[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 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaustfu%2Fhello-diesel" "/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/faustfu/hello-diesel 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/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-0/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" "+1.60.0" "fetch" "--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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796870fb22a972cd5b277d5c1acf00e81c837ae198733a3280f4beb1183caa25
[INFO] running `Command { std: "docker" "start" "-a" "796870fb22a972cd5b277d5c1acf00e81c837ae198733a3280f4beb1183caa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796870fb22a972cd5b277d5c1acf00e81c837ae198733a3280f4beb1183caa25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796870fb22a972cd5b277d5c1acf00e81c837ae198733a3280f4beb1183caa25", kill_on_drop: false }`
[INFO] [stdout] 796870fb22a972cd5b277d5c1acf00e81c837ae198733a3280f4beb1183caa25
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b56fcce8503631f8757dacf4214bb85ae61d9d752f33669e692a6798cf424bb9
[INFO] running `Command { std: "docker" "start" "-a" "b56fcce8503631f8757dacf4214bb85ae61d9d752f33669e692a6798cf424bb9", 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 pq-sys v0.4.6
[INFO] [stderr]    Compiling serde v1.0.111
[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 25.07s
[INFO] running `Command { std: "docker" "inspect" "b56fcce8503631f8757dacf4214bb85ae61d9d752f33669e692a6798cf424bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b56fcce8503631f8757dacf4214bb85ae61d9d752f33669e692a6798cf424bb9", kill_on_drop: false }`
[INFO] [stdout] b56fcce8503631f8757dacf4214bb85ae61d9d752f33669e692a6798cf424bb9
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d14eb720500d24da92fae1b34deeb0e2c714f99b29a17961f447d4b60b72f55c
[INFO] running `Command { std: "docker" "start" "-a" "d14eb720500d24da92fae1b34deeb0e2c714f99b29a17961f447d4b60b72f55c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.60s
[INFO] running `Command { std: "docker" "inspect" "d14eb720500d24da92fae1b34deeb0e2c714f99b29a17961f447d4b60b72f55c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14eb720500d24da92fae1b34deeb0e2c714f99b29a17961f447d4b60b72f55c", kill_on_drop: false }`
[INFO] [stdout] d14eb720500d24da92fae1b34deeb0e2c714f99b29a17961f447d4b60b72f55c
[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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5793589f191a69d04e1677c4e9d382841cce5e09b57676efb62490ddeb1ad152
[INFO] running `Command { std: "docker" "start" "-a" "5793589f191a69d04e1677c4e9d382841cce5e09b57676efb62490ddeb1ad152", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/insert.rs:39:41
[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: `_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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_diesel-cadac58dad3823c6)
[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" "5793589f191a69d04e1677c4e9d382841cce5e09b57676efb62490ddeb1ad152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5793589f191a69d04e1677c4e9d382841cce5e09b57676efb62490ddeb1ad152", kill_on_drop: false }`
[INFO] [stdout] 5793589f191a69d04e1677c4e9d382841cce5e09b57676efb62490ddeb1ad152