[INFO] fetching crate plugin-test-main 0.1.1...
[INFO] testing plugin-test-main-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate plugin-test-main 0.1.1 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate plugin-test-main 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plugin-test-main 0.1.1
[INFO] finished tweaking crates.io crate plugin-test-main 0.1.1
[INFO] tweaked toml for crates.io crate plugin-test-main 0.1.1 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01340ff6243c1649059c526d200fd33ac0a4a431ccca476fc8abbe1f6d3a9f3e
[INFO] running `Command { std: "docker" "start" "-a" "01340ff6243c1649059c526d200fd33ac0a4a431ccca476fc8abbe1f6d3a9f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01340ff6243c1649059c526d200fd33ac0a4a431ccca476fc8abbe1f6d3a9f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01340ff6243c1649059c526d200fd33ac0a4a431ccca476fc8abbe1f6d3a9f3e", kill_on_drop: false }`
[INFO] [stdout] 01340ff6243c1649059c526d200fd33ac0a4a431ccca476fc8abbe1f6d3a9f3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9211ec2b8ee24a514123fd8611fcec6c74e4a62aa00e91b8d9acc2baabd0dc2f
[INFO] running `Command { std: "docker" "start" "-a" "9211ec2b8ee24a514123fd8611fcec6c74e4a62aa00e91b8d9acc2baabd0dc2f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling plugin-test-main v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling plugin-test-api v0.1.2
[INFO] [stderr]    Compiling plugin-test-plugins v0.1.2
[INFO] [stdout] warning: unused variable: `dest_path`
[INFO] [stdout]  --> build.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let dest_path = Path::new(&out_dir).join("english.rs");
[INFO] [stdout]   |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plugin_api::SayHello`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use plugin_api::SayHello;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "9211ec2b8ee24a514123fd8611fcec6c74e4a62aa00e91b8d9acc2baabd0dc2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9211ec2b8ee24a514123fd8611fcec6c74e4a62aa00e91b8d9acc2baabd0dc2f", kill_on_drop: false }`
[INFO] [stdout] 9211ec2b8ee24a514123fd8611fcec6c74e4a62aa00e91b8d9acc2baabd0dc2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eee420223c2e308d18f890a00f870317f5698f8827024917c445824950daa40a
[INFO] running `Command { std: "docker" "start" "-a" "eee420223c2e308d18f890a00f870317f5698f8827024917c445824950daa40a", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `dest_path`
[INFO] [stdout]  --> build.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let dest_path = Path::new(&out_dir).join("english.rs");
[INFO] [stdout]   |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plugin-test-main v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plugin_api::SayHello`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use plugin_api::SayHello;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "eee420223c2e308d18f890a00f870317f5698f8827024917c445824950daa40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eee420223c2e308d18f890a00f870317f5698f8827024917c445824950daa40a", kill_on_drop: false }`
[INFO] [stdout] eee420223c2e308d18f890a00f870317f5698f8827024917c445824950daa40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed19a2cbb5286495fe14b1bc261eae24cb9f4d490a11c48c194107e31bac1167
[INFO] running `Command { std: "docker" "start" "-a" "ed19a2cbb5286495fe14b1bc261eae24cb9f4d490a11c48c194107e31bac1167", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `dest_path`
[INFO] [stderr]  --> build.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let dest_path = Path::new(&out_dir).join("english.rs");
[INFO] [stderr]   |       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_path`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plugin-test-main` (build script) generated 1 warning
[INFO] [stderr] warning: unused import: `plugin_api::SayHello`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use plugin_api::SayHello;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `plugin-test-main` (bin "plugin-test-main" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plugin_test_main-26b38b6da844e48e)
[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" "ed19a2cbb5286495fe14b1bc261eae24cb9f4d490a11c48c194107e31bac1167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed19a2cbb5286495fe14b1bc261eae24cb9f4d490a11c48c194107e31bac1167", kill_on_drop: false }`
[INFO] [stdout] ed19a2cbb5286495fe14b1bc261eae24cb9f4d490a11c48c194107e31bac1167