[INFO] fetching crate sayuri 0.1.7...
[INFO] testing sayuri-0.1.7 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate sayuri 0.1.7 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate sayuri 0.1.7
[INFO] finished tweaking crates.io crate sayuri 0.1.7
[INFO] tweaked toml for crates.io crate sayuri 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sayuri 0.1.7 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sayuri 0.1.7 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf
[INFO] running `Command { std: "docker" "start" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling sayuri-proc v0.1.1
[INFO] [stderr]    Compiling sayuri v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `libc`
[INFO] [stderr]   --> Cargo.toml:27:34
[INFO] [stderr]    |
[INFO] [stderr] 27 | [target."cfg(unix)".dependencies.libc]
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `libc`
[INFO] [stderr] warning: `sayuri` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling sayuri v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `libc`
[INFO] [stderr]   --> Cargo.toml:27:34
[INFO] [stderr]    |
[INFO] [stderr] 27 | [target."cfg(unix)".dependencies.libc]
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `libc`
[INFO] [stderr] warning: `sayuri` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `libc`
[INFO] [stdout] 
[INFO] [stderr]   --> Cargo.toml:27:34
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 27 | [target."cfg(unix)".dependencies.libc]
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                  ^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `libc`
[INFO] [stderr] warning: `sayuri` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/sayuri/514a2f273c87434d/out/sayuri-514a2f273c87434d)
[INFO] [stderr]    Doc-tests sayuri
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex<T>::into_inner (line 217) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex<T>::new (line 128) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex (line 14) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex<T>::try_lock (line 185) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex (line 51) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex<T>::get_mut (line 239) ... ok
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::Mutex<T>::lock (line 155) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.81s; merged doctests compilation took 0.79s
[INFO] running `Command { std: "docker" "inspect" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf", kill_on_drop: false }`
[INFO] [stdout] 0e9ce4ee2cc605d4c97259f1fd1db9b126307512736f5e3d246920976548c6bf
