[INFO] fetching crate flips 0.2.1... [INFO] testing flips-0.2.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate flips 0.2.1 into /workspace/builds/worker-72/source [INFO] validating manifest of crates.io crate flips 0.2.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-72/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c34b639fd216df50fc0d87c625a260fc86b0d08a0c8422556bef815492fa47b [INFO] running `Command { std: "docker" "start" "-a" "4c34b639fd216df50fc0d87c625a260fc86b0d08a0c8422556bef815492fa47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c34b639fd216df50fc0d87c625a260fc86b0d08a0c8422556bef815492fa47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c34b639fd216df50fc0d87c625a260fc86b0d08a0c8422556bef815492fa47b", kill_on_drop: false }` [INFO] [stdout] 4c34b639fd216df50fc0d87c625a260fc86b0d08a0c8422556bef815492fa47b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79114fece1668e50cb395badf52ae0194ee5bf6a4f6f900366dc18d08461f415 [INFO] running `Command { std: "docker" "start" "-a" "79114fece1668e50cb395badf52ae0194ee5bf6a4f6f900366dc18d08461f415", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling err-derive v0.2.4 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling flips-sys v0.2.1 [INFO] [stderr] Compiling synstructure v0.12.6 [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.84s [INFO] running `Command { std: "docker" "inspect" "79114fece1668e50cb395badf52ae0194ee5bf6a4f6f900366dc18d08461f415", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79114fece1668e50cb395badf52ae0194ee5bf6a4f6f900366dc18d08461f415", kill_on_drop: false }` [INFO] [stdout] 79114fece1668e50cb395badf52ae0194ee5bf6a4f6f900366dc18d08461f415 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 090c03b2ddd48b9d9901de9e45f21c8a7498481cbb03b2bf6618abb026c0e8ab [INFO] running `Command { std: "docker" "start" "-a" "090c03b2ddd48b9d9901de9e45f21c8a7498481cbb03b2bf6618abb026c0e8ab", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.46s [INFO] running `Command { std: "docker" "inspect" "090c03b2ddd48b9d9901de9e45f21c8a7498481cbb03b2bf6618abb026c0e8ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "090c03b2ddd48b9d9901de9e45f21c8a7498481cbb03b2bf6618abb026c0e8ab", kill_on_drop: false }` [INFO] [stdout] 090c03b2ddd48b9d9901de9e45f21c8a7498481cbb03b2bf6618abb026c0e8ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 50a884da0fc2a01aa9daa22762d78561cdfc72bfab8a205760eb8f159193e9ef [INFO] running `Command { std: "docker" "start" "-a" "50a884da0fc2a01aa9daa22762d78561cdfc72bfab8a205760eb8f159193e9ef", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [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 0.38s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flips-c985c5a78b278ba0) [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] [stderr] Running tests/test_bps.rs (/opt/rustwide/target/debug/deps/test_bps-519df0fc145dcb51) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test delta::test_create_missing_arguments ... ok [INFO] [stdout] test linear::test_create_missing_arguments ... ok [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test linear::test_create_identical ... ok [INFO] [stdout] test test_apply_not_this ... ok [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] test linear::test_create_apply ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] test delta::test_create_apply_with_moremem ... ok [INFO] [stdout] test delta::test_create_apply ... ok [INFO] [stdout] test delta::test_create_identical ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Running tests/test_ips.rs (/opt/rustwide/target/debug/deps/test_ips-175ed9370529c82f) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] test test_create_missing_arguments ... ok [INFO] [stdout] test test_study_apply_correct ... ok [INFO] [stdout] test test_create_identical ... ok [INFO] [stdout] test test_study_apply_to_output ... ok [INFO] [stdout] test test_study_invalid ... ok [INFO] [stdout] test test_create_apply ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/test_ups.rs (/opt/rustwide/target/debug/deps/test_ups-d02aed714f994b13) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_apply_invalid ... ok [INFO] [stdout] test test_apply_not_this ... ok [INFO] [stdout] test test_apply_to_output ... ok [INFO] [stdout] test test_apply_correct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests flips [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/bps.rs - bps::BpsDeltaBuilder (line 193) ... ok [INFO] [stdout] test src/bps.rs - bps::BpsLinearBuilder (line 101) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "50a884da0fc2a01aa9daa22762d78561cdfc72bfab8a205760eb8f159193e9ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50a884da0fc2a01aa9daa22762d78561cdfc72bfab8a205760eb8f159193e9ef", kill_on_drop: false }` [INFO] [stdout] 50a884da0fc2a01aa9daa22762d78561cdfc72bfab8a205760eb8f159193e9ef