[INFO] fetching crate buffalo 0.1.0... [INFO] testing buffalo-0.1.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate buffalo 0.1.0 into /workspace/builds/worker-16/source [INFO] validating manifest of crates.io crate buffalo 0.1.0 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 buffalo 0.1.0 [INFO] finished tweaking crates.io crate buffalo 0.1.0 [INFO] tweaked toml for crates.io crate buffalo 0.1.0 written to /workspace/builds/worker-16/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] 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] Downloading crates ... [INFO] [stderr] Downloaded derive_deref v1.1.1 [INFO] [stderr] Downloaded buffalo_macro v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] a704e26117ec3704c56108c186b70cf635f0e33c8ce53fb59cb74d0707cea57f [INFO] running `Command { std: "docker" "start" "-a" "a704e26117ec3704c56108c186b70cf635f0e33c8ce53fb59cb74d0707cea57f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a704e26117ec3704c56108c186b70cf635f0e33c8ce53fb59cb74d0707cea57f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a704e26117ec3704c56108c186b70cf635f0e33c8ce53fb59cb74d0707cea57f", kill_on_drop: false }` [INFO] [stdout] a704e26117ec3704c56108c186b70cf635f0e33c8ce53fb59cb74d0707cea57f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 70a52f031cf0155e7adb7aae56304f36c56d6c486d25e10b60dacf068a8cf84c [INFO] running `Command { std: "docker" "start" "-a" "70a52f031cf0155e7adb7aae56304f36c56d6c486d25e10b60dacf068a8cf84c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling derive_deref v1.1.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.2 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling buffalo_macro v0.1.0 [INFO] [stderr] Compiling num-complex v0.4.0 [INFO] [stderr] Compiling num v0.4.0 [INFO] [stderr] Compiling buffalo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.15s [INFO] running `Command { std: "docker" "inspect" "70a52f031cf0155e7adb7aae56304f36c56d6c486d25e10b60dacf068a8cf84c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70a52f031cf0155e7adb7aae56304f36c56d6c486d25e10b60dacf068a8cf84c", kill_on_drop: false }` [INFO] [stdout] 70a52f031cf0155e7adb7aae56304f36c56d6c486d25e10b60dacf068a8cf84c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 0de263d1acec224c5380bd94bd04cf7ef6d19901d2333d9a5fb6288ef1670752 [INFO] running `Command { std: "docker" "start" "-a" "0de263d1acec224c5380bd94bd04cf7ef6d19901d2333d9a5fb6288ef1670752", kill_on_drop: false }` [INFO] [stderr] Compiling buffalo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `contacts` [INFO] [stdout] --> lib.rs:54:3 [INFO] [stdout] | [INFO] [stdout] 54 | pub contacts: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `age` [INFO] [stdout] --> lib.rs:61:3 [INFO] [stdout] | [INFO] [stdout] 61 | pub age: u16, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> lib.rs:63:3 [INFO] [stdout] | [INFO] [stdout] 63 | pub name: String, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `phone_numbers` [INFO] [stdout] --> lib.rs:65:3 [INFO] [stdout] | [INFO] [stdout] 65 | pub phone_numbers: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "0de263d1acec224c5380bd94bd04cf7ef6d19901d2333d9a5fb6288ef1670752", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0de263d1acec224c5380bd94bd04cf7ef6d19901d2333d9a5fb6288ef1670752", kill_on_drop: false }` [INFO] [stdout] 0de263d1acec224c5380bd94bd04cf7ef6d19901d2333d9a5fb6288ef1670752 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] c703535fbfa8c536516099b615160bb215a5c37e2088b7e52c97be122479fb77 [INFO] running `Command { std: "docker" "start" "-a" "c703535fbfa8c536516099b615160bb215a5c37e2088b7e52c97be122479fb77", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: field is never read: `contacts` [INFO] [stdout] running 1 test [INFO] [stderr] --> lib.rs:54:3 [INFO] [stdout] test test::test_address_book ... ok [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 54 | pub contacts: Vec, [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `age` [INFO] [stderr] --> lib.rs:61:3 [INFO] [stderr] | [INFO] [stderr] 61 | pub age: u16, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> lib.rs:63:3 [INFO] [stderr] | [INFO] [stderr] 63 | pub name: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `phone_numbers` [INFO] [stderr] --> lib.rs:65:3 [INFO] [stderr] | [INFO] [stderr] 65 | pub phone_numbers: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `buffalo` (lib test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.25s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/buffalo-f0850750d866967c) [INFO] [stderr] Doc-tests buffalo [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" "c703535fbfa8c536516099b615160bb215a5c37e2088b7e52c97be122479fb77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c703535fbfa8c536516099b615160bb215a5c37e2088b7e52c97be122479fb77", kill_on_drop: false }` [INFO] [stdout] c703535fbfa8c536516099b615160bb215a5c37e2088b7e52c97be122479fb77