[INFO] fetching crate is_empty 0.3.0... [INFO] testing is_empty-0.3.0 against master#9e136a30a965bf4e63f03095c57df7257bf96fd6 for pr-134530 [INFO] extracting crate is_empty 0.3.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate is_empty 0.3.0 on toolchain 9e136a30a965bf4e63f03095c57df7257bf96fd6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate is_empty 0.3.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate is_empty 0.3.0 [INFO] tweaked toml for crates.io crate is_empty 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded is_empty_derive v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f9ebae9a68d06f3b8dfa610f47c532022e1d78a030dd3d3f80f130559c0c5410 [INFO] running `Command { std: "docker" "start" "-a" "f9ebae9a68d06f3b8dfa610f47c532022e1d78a030dd3d3f80f130559c0c5410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f9ebae9a68d06f3b8dfa610f47c532022e1d78a030dd3d3f80f130559c0c5410", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9ebae9a68d06f3b8dfa610f47c532022e1d78a030dd3d3f80f130559c0c5410", kill_on_drop: false }` [INFO] [stdout] f9ebae9a68d06f3b8dfa610f47c532022e1d78a030dd3d3f80f130559c0c5410 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16b155b25ef556a464b19a9c0a1953d6dcd500933d87c8cc1f03c3932efa2f26 [INFO] running `Command { std: "docker" "start" "-a" "16b155b25ef556a464b19a9c0a1953d6dcd500933d87c8cc1f03c3932efa2f26", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling is_empty_derive v0.1.0 [INFO] [stderr] Compiling is_empty v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.96s [INFO] running `Command { std: "docker" "inspect" "16b155b25ef556a464b19a9c0a1953d6dcd500933d87c8cc1f03c3932efa2f26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16b155b25ef556a464b19a9c0a1953d6dcd500933d87c8cc1f03c3932efa2f26", kill_on_drop: false }` [INFO] [stdout] 16b155b25ef556a464b19a9c0a1953d6dcd500933d87c8cc1f03c3932efa2f26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84472447af008a38c62c3a42121e3dd0ca6970340843017a7bdd9bddc1633f1d [INFO] running `Command { std: "docker" "start" "-a" "84472447af008a38c62c3a42121e3dd0ca6970340843017a7bdd9bddc1633f1d", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.90 [INFO] [stderr] Compiling serde v1.0.216 [INFO] [stderr] Compiling serde_derive v1.0.216 [INFO] [stderr] Compiling serde_json v1.0.133 [INFO] [stderr] Compiling is_empty v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `is_option_really_empty` [INFO] [stdout] --> tests/option_wrapped.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use is_empty::{is_option_really_empty, IsEmpty}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 13.34s [INFO] running `Command { std: "docker" "inspect" "84472447af008a38c62c3a42121e3dd0ca6970340843017a7bdd9bddc1633f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84472447af008a38c62c3a42121e3dd0ca6970340843017a7bdd9bddc1633f1d", kill_on_drop: false }` [INFO] [stdout] 84472447af008a38c62c3a42121e3dd0ca6970340843017a7bdd9bddc1633f1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9e136a30a965bf4e63f03095c57df7257bf96fd6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d6a22f73f1c55a6835fb1d4733ed3dc1c0bd9a96681e573e49215bddb9ca9ca7 [INFO] running `Command { std: "docker" "start" "-a" "d6a22f73f1c55a6835fb1d4733ed3dc1c0bd9a96681e573e49215bddb9ca9ca7", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `is_option_really_empty` [INFO] [stderr] --> tests/option_wrapped.rs:1:16 [INFO] [stderr] | [INFO] [stderr] 1 | use is_empty::{is_option_really_empty, IsEmpty}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `is_empty` (test "option_wrapped") generated 1 warning (run `cargo fix --test "option_wrapped"` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/is_empty-512dd408238b99ef) [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/basic.rs (/opt/rustwide/target/debug/deps/basic-174c1125afd1c3ff) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_is_empty ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/is_empty_attr.rs (/opt/rustwide/target/debug/deps/is_empty_attr-91414bf1d4d6d593) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_is_empty_for_vec_with_attr ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running tests/option_wrapped.rs (/opt/rustwide/target/debug/deps/option_wrapped-e82b2c0906e8fa7c) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_option_wrapped ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/std_impls.rs (/opt/rustwide/target/debug/deps/std_impls-e6840e68311b4042) [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/test_nested.rs (/opt/rustwide/target/debug/deps/test_nested-189612cb5955fd66) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_is_empty_nested ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests is_empty [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] test src/lib.rs - (line 58) ... ok [INFO] [stdout] test src/lib.rs - (line 94) ... ok [INFO] [stdout] test src/lib.rs - (line 25) ... ok [INFO] [stdout] test src/lib.rs - (line 39) ... ok [INFO] [stdout] test src/lib.rs - (line 72) ... ok [INFO] [stdout] test src/lib.rs - is_empty (line 151) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d6a22f73f1c55a6835fb1d4733ed3dc1c0bd9a96681e573e49215bddb9ca9ca7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6a22f73f1c55a6835fb1d4733ed3dc1c0bd9a96681e573e49215bddb9ca9ca7", kill_on_drop: false }` [INFO] [stdout] d6a22f73f1c55a6835fb1d4733ed3dc1c0bd9a96681e573e49215bddb9ca9ca7