[INFO] cloning repository https://github.com/Cifko/test-try-join
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cifko/test-try-join" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCifko%2Ftest-try-join", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCifko%2Ftest-try-join'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00ef49df7711921cb0d58d5e93e48606584c2509
[INFO] checking Cifko/test-try-join against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCifko%2Ftest-try-join" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cifko/test-try-join
[INFO] finished tweaking git repo https://github.com/Cifko/test-try-join
[INFO] tweaked toml for git repo https://github.com/Cifko/test-try-join written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cifko/test-try-join on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cifko/test-try-join already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json5 v0.4.1
[INFO] [stderr]   Downloaded pest_meta v2.7.10
[INFO] [stderr]   Downloaded ordered-multimap v0.6.0
[INFO] [stderr]   Downloaded dlv-list v0.5.2
[INFO] [stderr]   Downloaded rust-ini v0.19.0
[INFO] [stderr]   Downloaded pest_generator v2.7.10
[INFO] [stderr]   Downloaded pest_derive v2.7.10
[INFO] [stderr]   Downloaded pest v2.7.10
[INFO] [stderr]   Downloaded config v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1662757f5364ab2b26fce75379fec6e70014617e9a12392b84d93b7430ecb68
[INFO] running `Command { std: "docker" "start" "-a" "b1662757f5364ab2b26fce75379fec6e70014617e9a12392b84d93b7430ecb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1662757f5364ab2b26fce75379fec6e70014617e9a12392b84d93b7430ecb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1662757f5364ab2b26fce75379fec6e70014617e9a12392b84d93b7430ecb68", kill_on_drop: false }`
[INFO] [stdout] b1662757f5364ab2b26fce75379fec6e70014617e9a12392b84d93b7430ecb68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df5180eec2f79932adbb381b96c9a27fe6b53bfe717e5c978c057e17f32c47a4
[INFO] running `Command { std: "docker" "start" "-a" "df5180eec2f79932adbb381b96c9a27fe6b53bfe717e5c978c057e17f32c47a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking winnow v0.6.8
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]     Checking ordered-multimap v0.6.0
[INFO] [stderr]     Checking rust-ini v0.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling pest v2.7.10
[INFO] [stderr]    Compiling pest_meta v2.7.10
[INFO] [stderr]    Compiling pest_generator v2.7.10
[INFO] [stderr]    Compiling pest_derive v2.7.10
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking ron v0.8.1
[INFO] [stderr]     Checking toml_edit v0.22.13
[INFO] [stderr]     Checking toml v0.8.13
[INFO] [stderr]     Checking config v0.14.0
[INFO] [stderr]     Checking test-try-join v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x1`
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok((x1, x2)) => println!("All functions completed successfully"),
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_x1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> src/main.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok((x1, x2)) => println!("All functions completed successfully"),
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x1`
[INFO] [stdout]   --> src/main.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok((x1, x2)) => println!("All functions completed successfully"),
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_x1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x2`
[INFO] [stdout]   --> src/main.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         Ok((x1, x2)) => println!("All functions completed successfully"),
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_x2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         Err(e) => {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/main.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Data {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Data` is never constructed
[INFO] [stdout]   --> src/main.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct Data {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.98s
[INFO] running `Command { std: "docker" "inspect" "df5180eec2f79932adbb381b96c9a27fe6b53bfe717e5c978c057e17f32c47a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5180eec2f79932adbb381b96c9a27fe6b53bfe717e5c978c057e17f32c47a4", kill_on_drop: false }`
[INFO] [stdout] df5180eec2f79932adbb381b96c9a27fe6b53bfe717e5c978c057e17f32c47a4