[INFO] fetching crate pot 0.1.0-alpha.2... [INFO] testing pot-0.1.0-alpha.2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate pot 0.1.0-alpha.2 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate pot 0.1.0-alpha.2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pot 0.1.0-alpha.2 [INFO] finished tweaking crates.io crate pot 0.1.0-alpha.2 [INFO] tweaked toml for crates.io crate pot 0.1.0-alpha.2 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate pot 0.1.0-alpha.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cli-table-derive v0.4.4 [INFO] [stderr] Downloaded cli-table v0.4.6 [INFO] [stderr] Downloaded fake v2.4.1 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] a0e6b2ab15b2c7ad7b011dd9dda89977ae355c1446f7688b83a9b18aef424057 [INFO] running `Command { std: "docker" "start" "-a" "a0e6b2ab15b2c7ad7b011dd9dda89977ae355c1446f7688b83a9b18aef424057", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0e6b2ab15b2c7ad7b011dd9dda89977ae355c1446f7688b83a9b18aef424057", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e6b2ab15b2c7ad7b011dd9dda89977ae355c1446f7688b83a9b18aef424057", kill_on_drop: false }` [INFO] [stdout] a0e6b2ab15b2c7ad7b011dd9dda89977ae355c1446f7688b83a9b18aef424057 [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=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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7179cd9a343d7e7cd326b2d7c0bc29a729be2ddb3fefbcf6bde30eeb84d2950e [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" "7179cd9a343d7e7cd326b2d7c0bc29a729be2ddb3fefbcf6bde30eeb84d2950e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling pot v0.1.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `reader` [INFO] [stdout] --> src/reader.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) reader: R, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/reader.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | buffer: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.11s [INFO] running `Command { std: "docker" "inspect" "7179cd9a343d7e7cd326b2d7c0bc29a729be2ddb3fefbcf6bde30eeb84d2950e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7179cd9a343d7e7cd326b2d7c0bc29a729be2ddb3fefbcf6bde30eeb84d2950e", kill_on_drop: false }` [INFO] [stdout] 7179cd9a343d7e7cd326b2d7c0bc29a729be2ddb3fefbcf6bde30eeb84d2950e [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=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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 8d3eec03f3d34ade622164ea165f01336a0fe7c222d117b68700619e5f240687 [INFO] running `Command { std: "docker" "start" "-a" "8d3eec03f3d34ade622164ea165f01336a0fe7c222d117b68700619e5f240687", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.105 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling thousands v0.2.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tracing-core v0.1.21 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling sharded-slab v0.1.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling tracing-log v0.1.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling tracing-subscriber v0.3.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling fake v2.4.1 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling tracing-attributes v0.1.18 [INFO] [stderr] Compiling cli-table-derive v0.4.4 [INFO] [stderr] Compiling tracing v0.1.29 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling serde_bytes v0.11.5 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling pot v0.1.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `reader` [INFO] [stdout] --> src/reader.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) reader: R, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/reader.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | buffer: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling cli-table v0.4.6 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stdout] warning: field is never read: `reader` [INFO] [stdout] --> src/reader.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | pub(crate) reader: R, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `buffer` [INFO] [stdout] --> src/reader.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 67 | buffer: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2m 14s [INFO] running `Command { std: "docker" "inspect" "8d3eec03f3d34ade622164ea165f01336a0fe7c222d117b68700619e5f240687", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d3eec03f3d34ade622164ea165f01336a0fe7c222d117b68700619e5f240687", kill_on_drop: false }` [INFO] [stdout] 8d3eec03f3d34ade622164ea165f01336a0fe7c222d117b68700619e5f240687 [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=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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] c94ab113b9be367f907cfbefbc160cbe207200331e34bde605c6212b5ab51797 [INFO] running `Command { std: "docker" "start" "-a" "c94ab113b9be367f907cfbefbc160cbe207200331e34bde605c6212b5ab51797", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `reader` [INFO] [stderr] --> src/reader.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | pub(crate) reader: R, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `buffer` [INFO] [stderr] --> src/reader.rs:67:5 [INFO] [stderr] | [INFO] [stderr] 67 | buffer: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `pot` (lib) generated 2 warnings [INFO] [stderr] warning: `pot` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.17s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pot-fe3c5fb4ad19d948) [INFO] [stdout] [INFO] [stdout] running 25 tests [INFO] [stdout] test format::tests::i32_max ... ok [INFO] [stdout] test format::tests::i32_min ... ok [INFO] [stdout] test format::tests::i64_max ... ok [INFO] [stdout] test tests::borrowing_data ... ok [INFO] [stdout] test format::tests::i8_max ... ok [INFO] [stdout] test format::tests::header ... ok [INFO] [stdout] test format::tests::i8_min ... ok [INFO] [stdout] test format::tests::u16_max ... ok [INFO] [stdout] test format::tests::atom_headers ... ok [INFO] [stdout] test format::tests::i64_min ... ok [INFO] [stdout] test format::tests::u64_max ... ok [INFO] [stdout] test format::tests::zero ... ok [INFO] [stdout] test format::tests::u32_max ... ok [INFO] [stdout] test format::tests::u8_max ... ok [INFO] [stdout] test format::tests::i16_max ... ok [INFO] [stdout] test tests::limiting_input ... ok [INFO] [stdout] test tests::deserialize_any ... ok [INFO] [stdout] test tests::option ... ok [INFO] [stdout] test tests::phantom ... ok [INFO] [stdout] test tests::vectors ... ok [INFO] [stdout] test format::tests::atom_kinds ... ok [INFO] [stdout] test tests::enums ... ok [INFO] [stdout] test format::tests::i16_min ... ok [INFO] [stdout] test tests::numbers ... ok [INFO] [stderr] Doc-tests pot [INFO] [stdout] test tests::number_packing ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s [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] running `Command { std: "docker" "inspect" "c94ab113b9be367f907cfbefbc160cbe207200331e34bde605c6212b5ab51797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c94ab113b9be367f907cfbefbc160cbe207200331e34bde605c6212b5ab51797", kill_on_drop: false }` [INFO] [stdout] c94ab113b9be367f907cfbefbc160cbe207200331e34bde605c6212b5ab51797