[INFO] fetching crate plugin-test-main 0.1.1...
[INFO] testing plugin-test-main-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate plugin-test-main 0.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate plugin-test-main 0.1.1 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 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-15/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] 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plugin-test-plugins v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 43f08877052ecd4fc620ff647bee545f26a4a8c46f55d61fa812e77d299ac48b
[INFO] running `Command { std: "docker" "start" "-a" "43f08877052ecd4fc620ff647bee545f26a4a8c46f55d61fa812e77d299ac48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43f08877052ecd4fc620ff647bee545f26a4a8c46f55d61fa812e77d299ac48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f08877052ecd4fc620ff647bee545f26a4a8c46f55d61fa812e77d299ac48b", kill_on_drop: false }`
[INFO] [stdout] 43f08877052ecd4fc620ff647bee545f26a4a8c46f55d61fa812e77d299ac48b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8b86dedea7302084e796e08b9ce9e8c9a173e46c4c8d0a0222a1fade7a76d38b
[INFO] running `Command { std: "docker" "start" "-a" "8b86dedea7302084e796e08b9ce9e8c9a173e46c4c8d0a0222a1fade7a76d38b", kill_on_drop: false }`
[INFO] [stderr]    Compiling plugin-test-api v0.1.2
[INFO] [stderr]    Compiling plugin-test-main v0.1.1 (/opt/rustwide/workdir)
[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-plugins v0.1.2
[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 1.08s
[INFO] running `Command { std: "docker" "inspect" "8b86dedea7302084e796e08b9ce9e8c9a173e46c4c8d0a0222a1fade7a76d38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b86dedea7302084e796e08b9ce9e8c9a173e46c4c8d0a0222a1fade7a76d38b", kill_on_drop: false }`
[INFO] [stdout] 8b86dedea7302084e796e08b9ce9e8c9a173e46c4c8d0a0222a1fade7a76d38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 648e96cf6f7589e796a2f9caf1a25c00c86d0da0b571916feab57c56ea7664bc
[INFO] running `Command { std: "docker" "start" "-a" "648e96cf6f7589e796a2f9caf1a25c00c86d0da0b571916feab57c56ea7664bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.61s
[INFO] running `Command { std: "docker" "inspect" "648e96cf6f7589e796a2f9caf1a25c00c86d0da0b571916feab57c56ea7664bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648e96cf6f7589e796a2f9caf1a25c00c86d0da0b571916feab57c56ea7664bc", kill_on_drop: false }`
[INFO] [stdout] 648e96cf6f7589e796a2f9caf1a25c00c86d0da0b571916feab57c56ea7664bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 26f233a4c406a57ef2ebdab87ce865da9ce7a8dd3dfd435bd1a4af7ef4bcc561
[INFO] running `Command { std: "docker" "start" "-a" "26f233a4c406a57ef2ebdab87ce865da9ce7a8dd3dfd435bd1a4af7ef4bcc561", 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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plugin_test_main-2d2115b3dec802e9)
[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" "26f233a4c406a57ef2ebdab87ce865da9ce7a8dd3dfd435bd1a4af7ef4bcc561", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f233a4c406a57ef2ebdab87ce865da9ce7a8dd3dfd435bd1a4af7ef4bcc561", kill_on_drop: false }`
[INFO] [stdout] 26f233a4c406a57ef2ebdab87ce865da9ce7a8dd3dfd435bd1a4af7ef4bcc561