[INFO] fetching crate serial_int 2.0.0... [INFO] testing serial_int-2.0.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate serial_int 2.0.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate serial_int 2.0.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serial_int 2.0.0 [INFO] finished tweaking crates.io crate serial_int 2.0.0 [INFO] tweaked toml for crates.io crate serial_int 2.0.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5fbbcbcefb1361cde63412cef882ddbf9a289c1eed4d03793ec310ac1e31320c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5fbbcbcefb1361cde63412cef882ddbf9a289c1eed4d03793ec310ac1e31320c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5fbbcbcefb1361cde63412cef882ddbf9a289c1eed4d03793ec310ac1e31320c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fbbcbcefb1361cde63412cef882ddbf9a289c1eed4d03793ec310ac1e31320c", kill_on_drop: false }` [INFO] [stdout] 5fbbcbcefb1361cde63412cef882ddbf9a289c1eed4d03793ec310ac1e31320c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5bcc6aea096695f569ff860de16a28a2a099c334a0a17a518445226afef030dc [INFO] running `Command { std: "docker" "start" "-a" "5bcc6aea096695f569ff860de16a28a2a099c334a0a17a518445226afef030dc", kill_on_drop: false }` [INFO] [stderr] Compiling serial_int v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.24s [INFO] running `Command { std: "docker" "inspect" "5bcc6aea096695f569ff860de16a28a2a099c334a0a17a518445226afef030dc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bcc6aea096695f569ff860de16a28a2a099c334a0a17a518445226afef030dc", kill_on_drop: false }` [INFO] [stdout] 5bcc6aea096695f569ff860de16a28a2a099c334a0a17a518445226afef030dc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f3dc09386029f865418e72e66738370c3de43ac41e216732e5db161f4447a8bd [INFO] running `Command { std: "docker" "start" "-a" "f3dc09386029f865418e72e66738370c3de43ac41e216732e5db161f4447a8bd", kill_on_drop: false }` [INFO] [stderr] Compiling serial_int v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.13s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/serial_int-8d47b7e0eb06d9c8) [INFO] running `Command { std: "docker" "inspect" "f3dc09386029f865418e72e66738370c3de43ac41e216732e5db161f4447a8bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3dc09386029f865418e72e66738370c3de43ac41e216732e5db161f4447a8bd", kill_on_drop: false }` [INFO] [stdout] f3dc09386029f865418e72e66738370c3de43ac41e216732e5db161f4447a8bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ced1c184ac8433cd5ecaa4b79eb5186b9e05edbd68a1d95eda8f44bc991240b2 [INFO] running `Command { std: "docker" "start" "-a" "ced1c184ac8433cd5ecaa4b79eb5186b9e05edbd68a1d95eda8f44bc991240b2", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] running 12 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serial_int-8d47b7e0eb06d9c8) [INFO] [stdout] test tests::u16::generator_recreates_end_value ... ok [INFO] [stdout] test tests::u32::generator_recreates_end_value ... ok [INFO] [stdout] test tests::u8::generator_recreates_end_value ... ok [INFO] [stdout] test tests::usize::generator_recreates_end_value ... ok [INFO] [stdout] test tests::u64::generator_recreates_end_value ... ok [INFO] [stdout] test tests::u64::generator_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::u128::generator_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::u8::generator_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::usize::generator_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::u16::generator_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::u128::generator_recreates_end_value ... ok [INFO] [stdout] test tests::u32::generator_creates_unique_values_until_end ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests serial_int [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test src/lib.rs - (line 39) ... FAILED [INFO] [stdout] test src/lib.rs - (line 55) ... FAILED [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::generate (line 59) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::new (line 26) ... ok [INFO] [stdout] test src/lib.rs - (line 70) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::is_at_max (line 106) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::previous (line 82) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::with_init_value (line 45) ... ok [INFO] [stdout] test src/lib.rs - (line 26) ... ok [INFO] [stdout] test src/lib.rs - (line 86) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 39) stdout ---- [INFO] [stdout] error[E0277]: the trait bound `SerialGenerator: serde::ser::Serialize` is not satisfied [INFO] [stdout] --> src/lib.rs:48:34 [INFO] [stdout] | [INFO] [stdout] 12 | let gen_string = toml::to_string(&gen).unwrap(); [INFO] [stdout] | --------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `SerialGenerator` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `toml::to_string` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml-0.5.8/src/ser.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | T: ser::Serialize, [INFO] [stdout] | ^^^^^^^^^^^^^^ required by this bound in `toml::to_string` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 55) stdout ---- [INFO] [stdout] error[E0277]: the trait bound `SerialGenerator: Deserialize<'_>` is not satisfied [INFO] [stdout] --> src/lib.rs:61:22 [INFO] [stdout] | [INFO] [stdout] 9 | toml::from_str::>("value = 0\n").unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `SerialGenerator` [INFO] [stdout] | [INFO] [stdout] note: required by a bound in `toml::from_str` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml-0.5.8/src/de.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | T: de::Deserialize<'de>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ required by this bound in `toml::from_str` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 39) [INFO] [stdout] src/lib.rs - (line 55) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 8 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.26s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "ced1c184ac8433cd5ecaa4b79eb5186b9e05edbd68a1d95eda8f44bc991240b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced1c184ac8433cd5ecaa4b79eb5186b9e05edbd68a1d95eda8f44bc991240b2", kill_on_drop: false }` [INFO] [stdout] ced1c184ac8433cd5ecaa4b79eb5186b9e05edbd68a1d95eda8f44bc991240b2