[INFO] fetching crate python_comm_macros 0.1.5...
[INFO] testing python_comm_macros-0.1.5 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate python_comm_macros 0.1.5 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate python_comm_macros 0.1.5 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate python_comm_macros 0.1.5
[INFO] finished tweaking crates.io crate python_comm_macros 0.1.5
[INFO] tweaked toml for crates.io crate python_comm_macros 0.1.5 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate python_comm_macros 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23b3b67ef7ac58eaefb185d2549a4ebbd0c051d381d4b1fa0a5409fd37c9a580
[INFO] running `Command { std: "docker" "start" "-a" "23b3b67ef7ac58eaefb185d2549a4ebbd0c051d381d4b1fa0a5409fd37c9a580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23b3b67ef7ac58eaefb185d2549a4ebbd0c051d381d4b1fa0a5409fd37c9a580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b3b67ef7ac58eaefb185d2549a4ebbd0c051d381d4b1fa0a5409fd37c9a580", kill_on_drop: false }`
[INFO] [stdout] 23b3b67ef7ac58eaefb185d2549a4ebbd0c051d381d4b1fa0a5409fd37c9a580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14eaa01be8f4c46ba8b01c2d9365cba3139eb0b24c2a13c09aa45ce1394aba66
[INFO] running `Command { std: "docker" "start" "-a" "14eaa01be8f4c46ba8b01c2d9365cba3139eb0b24c2a13c09aa45ce1394aba66", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling python_comm_macros v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `Command { std: "docker" "inspect" "14eaa01be8f4c46ba8b01c2d9365cba3139eb0b24c2a13c09aa45ce1394aba66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14eaa01be8f4c46ba8b01c2d9365cba3139eb0b24c2a13c09aa45ce1394aba66", kill_on_drop: false }`
[INFO] [stdout] 14eaa01be8f4c46ba8b01c2d9365cba3139eb0b24c2a13c09aa45ce1394aba66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1cd7993b3a2aab75a1d1b99fa73ebd7fafbba8cb47319e0b9d5e63ed6151cb8
[INFO] running `Command { std: "docker" "start" "-a" "a1cd7993b3a2aab75a1d1b99fa73ebd7fafbba8cb47319e0b9d5e63ed6151cb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling python_comm_macros v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let a: i32 = 0;
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "a1cd7993b3a2aab75a1d1b99fa73ebd7fafbba8cb47319e0b9d5e63ed6151cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cd7993b3a2aab75a1d1b99fa73ebd7fafbba8cb47319e0b9d5e63ed6151cb8", kill_on_drop: false }`
[INFO] [stdout] a1cd7993b3a2aab75a1d1b99fa73ebd7fafbba8cb47319e0b9d5e63ed6151cb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6beb3cc6e0a3feb404dbc2227b86e74fdb35cef9a723f9ad17e21afccb6d2ee3
[INFO] running `Command { std: "docker" "start" "-a" "6beb3cc6e0a3feb404dbc2227b86e74fdb35cef9a723f9ad17e21afccb6d2ee3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/bin/test.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let a: i32 = 0;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/bin/test.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let a: i32 = 0;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]   --> src/bin/test.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |     let a: i32 = 0;
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/python_comm_macros-3cbcbcff7bb282fe)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test-b9c521b99a4fcf6f)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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]    Doc-tests python_comm_macros
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6beb3cc6e0a3feb404dbc2227b86e74fdb35cef9a723f9ad17e21afccb6d2ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6beb3cc6e0a3feb404dbc2227b86e74fdb35cef9a723f9ad17e21afccb6d2ee3", kill_on_drop: false }`
[INFO] [stdout] 6beb3cc6e0a3feb404dbc2227b86e74fdb35cef9a723f9ad17e21afccb6d2ee3