[INFO] fetching crate helper_fn 0.1.0...
[INFO] testing helper_fn-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate helper_fn 0.1.0 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate helper_fn 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate helper_fn 0.1.0
[INFO] finished tweaking crates.io crate helper_fn 0.1.0
[INFO] tweaked toml for crates.io crate helper_fn 0.1.0 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8b3e788361daa008ec3c344825e49545c60028203a247a32fbf8c07593ec602
[INFO] running `Command { std: "docker" "start" "-a" "c8b3e788361daa008ec3c344825e49545c60028203a247a32fbf8c07593ec602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8b3e788361daa008ec3c344825e49545c60028203a247a32fbf8c07593ec602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b3e788361daa008ec3c344825e49545c60028203a247a32fbf8c07593ec602", kill_on_drop: false }`
[INFO] [stdout] c8b3e788361daa008ec3c344825e49545c60028203a247a32fbf8c07593ec602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28bb9811d41765c2af3eaeb7f11a657c43bcdb57bac936a1ed89531c8541f621
[INFO] running `Command { std: "docker" "start" "-a" "28bb9811d41765c2af3eaeb7f11a657c43bcdb57bac936a1ed89531c8541f621", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling helper_fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `colon`
[INFO] [stdout]    --> src/lib.rs:161:3
[INFO] [stdout]     |
[INFO] [stdout] 161 |   colon: Token![:],
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `CaptureArgWithType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:158:10
[INFO] [stdout]     |
[INFO] [stdout] 158 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "28bb9811d41765c2af3eaeb7f11a657c43bcdb57bac936a1ed89531c8541f621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28bb9811d41765c2af3eaeb7f11a657c43bcdb57bac936a1ed89531c8541f621", kill_on_drop: false }`
[INFO] [stdout] 28bb9811d41765c2af3eaeb7f11a657c43bcdb57bac936a1ed89531c8541f621
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e269bf020fedfdd1dcd65052ad22b2ea18cccf22cc717bebf6eb952c01df65d3
[INFO] running `Command { std: "docker" "start" "-a" "e269bf020fedfdd1dcd65052ad22b2ea18cccf22cc717bebf6eb952c01df65d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling helper_fn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `colon`
[INFO] [stdout]    --> src/lib.rs:161:3
[INFO] [stdout]     |
[INFO] [stdout] 161 |   colon: Token![:],
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `CaptureArgWithType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:158:10
[INFO] [stdout]     |
[INFO] [stdout] 158 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `get_num`
[INFO] [stdout]   --> tests/test.rs:21:6
[INFO] [stdout]    |
[INFO] [stdout] 21 |   fn get_num() -> i32 {
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `increment_num`
[INFO] [stdout]   --> tests/test.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn increment_num() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `make_num_zero`
[INFO] [stdout]   --> tests/test.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |   fn make_num_zero() {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `colon`
[INFO] [stdout]    --> src/lib.rs:161:3
[INFO] [stdout]     |
[INFO] [stdout] 161 |   colon: Token![:],
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `CaptureArgWithType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:158:10
[INFO] [stdout]     |
[INFO] [stdout] 158 | #[derive(Debug)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "e269bf020fedfdd1dcd65052ad22b2ea18cccf22cc717bebf6eb952c01df65d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e269bf020fedfdd1dcd65052ad22b2ea18cccf22cc717bebf6eb952c01df65d3", kill_on_drop: false }`
[INFO] [stdout] e269bf020fedfdd1dcd65052ad22b2ea18cccf22cc717bebf6eb952c01df65d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46d392b68ceed7e1b829b788457aaabf61d2e06e420250205e2829681a3df6d5
[INFO] running `Command { std: "docker" "start" "-a" "46d392b68ceed7e1b829b788457aaabf61d2e06e420250205e2829681a3df6d5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `colon`
[INFO] [stderr]    --> src/lib.rs:161:3
[INFO] [stderr]     |
[INFO] [stderr] 161 |   colon: Token![:],
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `CaptureArgWithType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/lib.rs:158:10
[INFO] [stderr]     |
[INFO] [stderr] 158 | #[derive(Debug)]
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `helper_fn` (lib) generated 1 warning
[INFO] [stderr] warning: `helper_fn` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr] warning: unused macro definition: `get_num`
[INFO] [stderr]   --> tests/test.rs:21:6
[INFO] [stderr]    |
[INFO] [stderr] 21 |   fn get_num() -> i32 {
[INFO] [stderr]    |      ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `increment_num`
[INFO] [stderr]   --> tests/test.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn increment_num() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `make_num_zero`
[INFO] [stderr]   --> tests/test.rs:31:6
[INFO] [stderr]    |
[INFO] [stderr] 31 |   fn make_num_zero() {
[INFO] [stderr]    |      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `helper_fn` (test "test") generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/helper_fn-d6cd1952787f378e)
[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] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-867b37d60c24f332)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests helper_fn
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 83) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ok
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 111) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46d392b68ceed7e1b829b788457aaabf61d2e06e420250205e2829681a3df6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d392b68ceed7e1b829b788457aaabf61d2e06e420250205e2829681a3df6d5", kill_on_drop: false }`
[INFO] [stdout] 46d392b68ceed7e1b829b788457aaabf61d2e06e420250205e2829681a3df6d5