[INFO] fetching crate degauss 0.1.3... [INFO] testing degauss-0.1.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate degauss 0.1.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate degauss 0.1.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate degauss 0.1.3 [INFO] finished tweaking crates.io crate degauss 0.1.3 [INFO] tweaked toml for crates.io crate degauss 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate degauss 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e63ca51e9ebca36a6ea2e1ef4620010d14feb7f5c2a8d078771d73c2999a41a0 [INFO] running `Command { std: "docker" "start" "-a" "e63ca51e9ebca36a6ea2e1ef4620010d14feb7f5c2a8d078771d73c2999a41a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e63ca51e9ebca36a6ea2e1ef4620010d14feb7f5c2a8d078771d73c2999a41a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e63ca51e9ebca36a6ea2e1ef4620010d14feb7f5c2a8d078771d73c2999a41a0", kill_on_drop: false }` [INFO] [stdout] e63ca51e9ebca36a6ea2e1ef4620010d14feb7f5c2a8d078771d73c2999a41a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d61a0bc9c973925f5ee8a39467dbf01839c942e13ba7f0ee6032b14e080cad36 [INFO] running `Command { std: "docker" "start" "-a" "d61a0bc9c973925f5ee8a39467dbf01839c942e13ba7f0ee6032b14e080cad36", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [INFO] [stderr] Compiling rle-decode-fast v1.0.1 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling paw-raw v1.0.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling strum v0.18.0 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling libflate_lz77 v1.1.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling libflate v1.1.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling signal-hook-mio v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossterm v0.20.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling paw-attributes v1.0.2 [INFO] [stderr] Compiling zerocopy-derive v0.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling strum_macros v0.22.0 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling typed-builder v0.5.1 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling paw v1.0.0 [INFO] [stderr] Compiling zerocopy v0.3.0 [INFO] [stderr] Compiling structopt v0.3.25 [INFO] [stderr] Compiling strum v0.22.0 [INFO] [stderr] Compiling comfy-table v4.1.1 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling avro-rs v0.13.0 [INFO] [stderr] Compiling degauss v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `debug` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | debug: bool, [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 29.20s [INFO] running `Command { std: "docker" "inspect" "d61a0bc9c973925f5ee8a39467dbf01839c942e13ba7f0ee6032b14e080cad36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d61a0bc9c973925f5ee8a39467dbf01839c942e13ba7f0ee6032b14e080cad36", kill_on_drop: false }` [INFO] [stdout] d61a0bc9c973925f5ee8a39467dbf01839c942e13ba7f0ee6032b14e080cad36 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f32a31097c95486ad02f3e36235366f105d6a20cf08774aa7a7e9217f9411849 [INFO] running `Command { std: "docker" "start" "-a" "f32a31097c95486ad02f3e36235366f105d6a20cf08774aa7a7e9217f9411849", 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling degauss v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `debug` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | debug: bool, [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: `debug` [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | debug: bool, [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 1.47s [INFO] running `Command { std: "docker" "inspect" "f32a31097c95486ad02f3e36235366f105d6a20cf08774aa7a7e9217f9411849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f32a31097c95486ad02f3e36235366f105d6a20cf08774aa7a7e9217f9411849", kill_on_drop: false }` [INFO] [stdout] f32a31097c95486ad02f3e36235366f105d6a20cf08774aa7a7e9217f9411849 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9d0e30e5029cc8aed85bbb429db1657c4e577d51c3d61e99c232315572571cec [INFO] running `Command { std: "docker" "start" "-a" "9d0e30e5029cc8aed85bbb429db1657c4e577d51c3d61e99c232315572571cec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `debug` [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | debug: bool, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `degauss` (bin "degauss" test) generated 1 warning [INFO] [stderr] warning: `degauss` (bin "degauss") 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/degauss-0b68b091838a42b0) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/degauss-5e1e0b9da2b799a5) [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 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] [stderr] Running tests/backward_compat_tests.rs (/opt/rustwide/target/debug/deps/backward_compat_tests-2f7ee5de66b3438d) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test backward_compat::adding_a_field_with_default_is_a_backward_compatible ... ok [INFO] [stdout] test backward_compat::adding_a_field_wo_default_is_not_a_backward_compatible_change ... ok [INFO] [stdout] test backward_compat::evolving_a_field_type_to_a_union_is_a_backward_compatible_change ... ok [INFO] [stdout] test backward_compat::removing_a_type_from_a_union_is_not_a_backward_compatible_change ... ok [INFO] [stdout] test backward_compat::adding_a_new_type_in_union_is_a_backward_compatible_change ... ok [INFO] [stdout] test backward_compat::removing_a_default_is_not_a_transitively_compatible_change ... ok [INFO] [stdout] test backward_compat::removing_a_type_from_a_union_is_not_a_backward_compatible_change_second_try ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/backward_transitive_compat_tests.rs (/opt/rustwide/target/debug/deps/backward_transitive_compat_tests-6bc4365dfaa6be56) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test backward_transitive_compat::adding_a_field_with_default_is_a_backward_compatible_change ... ok [INFO] [stdout] test backward_transitive_compat::removing_a_default_is_a_compatible_change_but_not_transitively ... ok [INFO] [stdout] test backward_transitive_compat::iteratively_adding_fields_with_defaults_is_a_compatible_change ... ok [INFO] [stdout] test backward_transitive_compat::removing_a_default_is_not_a_transitively_compatible_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/forward_compat_tests.rs (/opt/rustwide/target/debug/deps/forward_compat_tests-d05dfca5b82786d8) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test forward_compat::adding_a_field_is_a_forward_compatible_change ... ok [INFO] [stdout] test forward_compat::adding_a_field_is_a_forward_compatible_change_fourth_try ... ok [INFO] [stdout] test forward_compat::adding_a_field_is_a_forward_compatible_change_second_try ... ok [INFO] [stdout] test forward_compat::adding_a_field_is_a_forward_compatible_change_third_try ... ok [INFO] [stdout] test forward_compat::removing_a_default_is_not_a_transitively_compatible_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/forward_transitive_compat_tests.rs (/opt/rustwide/target/debug/deps/forward_transitive_compat_tests-594be50b4f02edd7) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test forward_transitive_compat::adding_default_to_a_field_is_a_compatible_change ... ok [INFO] [stdout] test forward_transitive_compat::removing_a_default_is_not_a_transitively_compatible_change ... ok [INFO] [stdout] test forward_transitive_compat::removing_a_field_with_a_default_is_a_compatible_change ... ok [INFO] [stdout] test forward_transitive_compat::iteratively_removing_fields_with_defaults_is_a_compatible_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/full_compat_tests.rs (/opt/rustwide/target/debug/deps/full_compat_tests-9009a88bd4d3bc32) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test full_compat::transitively_adding_a_field_without_a_default_is_not_a_compatible_change ... ok [INFO] [stdout] test full_compat::adding_a_field_with_default_is_a_backward_and_a_forward_compatible_change ... ok [INFO] [stdout] test full_compat::transitively_removing_a_field_without_a_default_is_not_a_compatible_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/full_transitive_compat_tests.rs (/opt/rustwide/target/debug/deps/full_transitive_compat_tests-1f30f76e711304be) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test full_transitive_compat::adding_default_to_a_field_is_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::adding_a_field_with_default_is_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::removing_a_default_from_a_field_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::iteratively_adding_fields_with_defaults_is_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::removing_a_field_with_a_default_is_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::transitively_removing_a_field_without_a_default_is_not_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::transitively_adding_a_field_without_a_default_is_not_a_compatible_change ... ok [INFO] [stdout] test full_transitive_compat::iteratively_removing_fields_with_defaults_is_a_compatible_change ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests degauss [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" "9d0e30e5029cc8aed85bbb429db1657c4e577d51c3d61e99c232315572571cec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d0e30e5029cc8aed85bbb429db1657c4e577d51c3d61e99c232315572571cec", kill_on_drop: false }` [INFO] [stdout] 9d0e30e5029cc8aed85bbb429db1657c4e577d51c3d61e99c232315572571cec