[INFO] fetching crate flips 0.2.1... [INFO] testing flips-0.2.1 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate flips 0.2.1 into /workspace/builds/worker-78/source [INFO] validating manifest of crates.io crate flips 0.2.1 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 flips 0.2.1 [INFO] finished tweaking crates.io crate flips 0.2.1 [INFO] tweaked toml for crates.io crate flips 0.2.1 written to /workspace/builds/worker-78/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] Downloading crates ... [INFO] [stderr] Downloaded flips-sys v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 438b03a7560590a6f8d6f1d56cc3b67952be3c13e738893d0e580eb4591f40c9 [INFO] running `Command { std: "docker" "start" "-a" "438b03a7560590a6f8d6f1d56cc3b67952be3c13e738893d0e580eb4591f40c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "438b03a7560590a6f8d6f1d56cc3b67952be3c13e738893d0e580eb4591f40c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "438b03a7560590a6f8d6f1d56cc3b67952be3c13e738893d0e580eb4591f40c9", kill_on_drop: false }` [INFO] [stdout] 438b03a7560590a6f8d6f1d56cc3b67952be3c13e738893d0e580eb4591f40c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] eb4498845883933b6c9dcf6d1493124a984f763d7c9b487681e98c48c98b3596 [INFO] running `Command { std: "docker" "start" "-a" "eb4498845883933b6c9dcf6d1493124a984f763d7c9b487681e98c48c98b3596", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling flips-sys v0.2.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Compiling flips v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `metadata` [INFO] [stdout] --> src/bps.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | metadata: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `BpsOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bps.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.26s [INFO] running `Command { std: "docker" "inspect" "eb4498845883933b6c9dcf6d1493124a984f763d7c9b487681e98c48c98b3596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb4498845883933b6c9dcf6d1493124a984f763d7c9b487681e98c48c98b3596", kill_on_drop: false }` [INFO] [stdout] eb4498845883933b6c9dcf6d1493124a984f763d7c9b487681e98c48c98b3596 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 2a05257cbc813e3be823d1b26710d4210d9bb4441bfcf7a55128fec4931911a4 [INFO] running `Command { std: "docker" "start" "-a" "2a05257cbc813e3be823d1b26710d4210d9bb4441bfcf7a55128fec4931911a4", kill_on_drop: false }` [INFO] [stderr] Compiling flips v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `metadata` [INFO] [stdout] --> src/bps.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | metadata: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `BpsOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bps.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `metadata` [INFO] [stdout] --> src/bps.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | metadata: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `BpsOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/bps.rs:55:10 [INFO] [stdout] | [INFO] [stdout] 55 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.04s [INFO] running `Command { std: "docker" "inspect" "2a05257cbc813e3be823d1b26710d4210d9bb4441bfcf7a55128fec4931911a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a05257cbc813e3be823d1b26710d4210d9bb4441bfcf7a55128fec4931911a4", kill_on_drop: false }` [INFO] [stdout] 2a05257cbc813e3be823d1b26710d4210d9bb4441bfcf7a55128fec4931911a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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] 5cb17e5f6051b152abfd6af11dc621f61aff341a156dc176a6edcc91114894f3 [INFO] running `Command { std: "docker" "start" "-a" "5cb17e5f6051b152abfd6af11dc621f61aff341a156dc176a6edcc91114894f3", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `metadata` [INFO] [stderr] --> src/bps.rs:58:5 [INFO] [stderr] | [INFO] [stderr] 58 | metadata: Option, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `BpsOutput` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/bps.rs:55:10 [INFO] [stderr] | [INFO] [stderr] 55 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `flips` (lib) generated 1 warning [INFO] [stderr] warning: `flips` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flips-65d4ed2745da5590) [INFO] [stdout] [INFO] [stderr] Running tests/test_bps.rs (/opt/rustwide/target/debug/deps/test_bps-ac24be5787cd345d) [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] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test test_apply_not_this ... ok [INFO] [stdout] test delta::test_create_missing_arguments ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] test linear::test_create_identical ... ok [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] test linear::test_create_missing_arguments ... ok [INFO] [stdout] test linear::test_create_apply ... ok [INFO] [stdout] test delta::test_create_identical ... ok [INFO] [stderr] Running tests/test_ips.rs (/opt/rustwide/target/debug/deps/test_ips-e0662d586a935ca1) [INFO] [stdout] test delta::test_create_apply ... ok [INFO] [stdout] test delta::test_create_apply_with_moremem ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test_create_missing_arguments ... ok [INFO] [stdout] test test_study_apply_correct ... ok [INFO] [stdout] test test_study_apply_to_output ... ok [INFO] [stderr] Running tests/test_ups.rs (/opt/rustwide/target/debug/deps/test_ups-6972080fd49db812) [INFO] [stdout] test test_study_invalid ... ok [INFO] [stdout] test test_create_identical ... ok [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] test test_create_apply ... ok [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] test test_apply_not_this ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests flips [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/bps.rs - bps::BpsLinearBuilder (line 101) ... ok [INFO] [stdout] test src/bps.rs - bps::BpsDeltaBuilder (line 193) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.48s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5cb17e5f6051b152abfd6af11dc621f61aff341a156dc176a6edcc91114894f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cb17e5f6051b152abfd6af11dc621f61aff341a156dc176a6edcc91114894f3", kill_on_drop: false }` [INFO] [stdout] 5cb17e5f6051b152abfd6af11dc621f61aff341a156dc176a6edcc91114894f3