[INFO] fetching crate serial_int 1.0.0... [INFO] testing serial_int-1.0.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate serial_int 1.0.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate serial_int 1.0.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serial_int 1.0.0 [INFO] finished tweaking crates.io crate serial_int 1.0.0 [INFO] tweaked toml for crates.io crate serial_int 1.0.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 16c4b3d288167abc41d8b04757efc381718f794ec905852e440c2c2bca8012a2 [INFO] running `Command { std: "docker" "start" "-a" "16c4b3d288167abc41d8b04757efc381718f794ec905852e440c2c2bca8012a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "16c4b3d288167abc41d8b04757efc381718f794ec905852e440c2c2bca8012a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16c4b3d288167abc41d8b04757efc381718f794ec905852e440c2c2bca8012a2", kill_on_drop: false }` [INFO] [stdout] 16c4b3d288167abc41d8b04757efc381718f794ec905852e440c2c2bca8012a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 510fbd2bd9c6db60862cc7120a3b96cbf8484eeeb3c4032b1dc944f201905320 [INFO] running `Command { std: "docker" "start" "-a" "510fbd2bd9c6db60862cc7120a3b96cbf8484eeeb3c4032b1dc944f201905320", kill_on_drop: false }` [INFO] [stderr] Compiling serial_int v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "510fbd2bd9c6db60862cc7120a3b96cbf8484eeeb3c4032b1dc944f201905320", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "510fbd2bd9c6db60862cc7120a3b96cbf8484eeeb3c4032b1dc944f201905320", kill_on_drop: false }` [INFO] [stdout] 510fbd2bd9c6db60862cc7120a3b96cbf8484eeeb3c4032b1dc944f201905320 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdcc8f59ad5f35ddcb5e310d77a83cd305454c3e2d3e598a9be0cd7849f82357 [INFO] running `Command { std: "docker" "start" "-a" "bdcc8f59ad5f35ddcb5e310d77a83cd305454c3e2d3e598a9be0cd7849f82357", kill_on_drop: false }` [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling serial_int v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.20s [INFO] running `Command { std: "docker" "inspect" "bdcc8f59ad5f35ddcb5e310d77a83cd305454c3e2d3e598a9be0cd7849f82357", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdcc8f59ad5f35ddcb5e310d77a83cd305454c3e2d3e598a9be0cd7849f82357", kill_on_drop: false }` [INFO] [stdout] bdcc8f59ad5f35ddcb5e310d77a83cd305454c3e2d3e598a9be0cd7849f82357 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 326f169f85d04a3e7dae34bc054fa60f5680575e71538e00c9d323bfa52192ef [INFO] running `Command { std: "docker" "start" "-a" "326f169f85d04a3e7dae34bc054fa60f5680575e71538e00c9d323bfa52192ef", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serial_int-779c985dbea8dd71) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test tests::core_types::u128_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::core_types::u128_recreates_end_value ... ok [INFO] [stdout] test tests::core_types::u32_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::core_types::u64_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::core_types::u64_recreates_end_value ... ok [INFO] [stdout] test tests::core_types::u8_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::core_types::usize_recreates_end_value ... ok [INFO] [stdout] test tests::core_types::u8_recreates_end_value ... ok [INFO] [stdout] test tests::core_types::usize_creates_unique_values_until_end ... ok [INFO] [stderr] Doc-tests serial_int [INFO] [stdout] test tests::core_types::u16_recreates_end_value ... ok [INFO] [stdout] test tests::core_types::u16_creates_unique_values_until_end ... ok [INFO] [stdout] test tests::core_types::u32_recreates_end_value ... 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] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test src/lib.rs - (line 39) ... FAILED [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::new (line 23) ... ok [INFO] [stdout] test src/lib.rs - (line 55) ... FAILED [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::generate (line 52) ... ok [INFO] [stdout] test src/lib.rs - (line 26) ... ok [INFO] [stdout] test src/lib.rs - (line 70) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::previous (line 76) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::is_at_max (line 98) ... ok [INFO] [stdout] test src/serial_generator.rs - serial_generator::SerialGenerator::with_init_value (line 40) ... 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] 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 0.78s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "326f169f85d04a3e7dae34bc054fa60f5680575e71538e00c9d323bfa52192ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "326f169f85d04a3e7dae34bc054fa60f5680575e71538e00c9d323bfa52192ef", kill_on_drop: false }` [INFO] [stdout] 326f169f85d04a3e7dae34bc054fa60f5680575e71538e00c9d323bfa52192ef