[INFO] fetching crate serde-json-helpers 0.1.2... [INFO] testing serde-json-helpers-0.1.2 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate serde-json-helpers 0.1.2 into /workspace/builds/worker-31/source [INFO] validating manifest of crates.io crate serde-json-helpers 0.1.2 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate serde-json-helpers 0.1.2 [INFO] finished tweaking crates.io crate serde-json-helpers 0.1.2 [INFO] tweaked toml for crates.io crate serde-json-helpers 0.1.2 written to /workspace/builds/worker-31/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62337ae086ac7f7310bf8cceafb90507e17f48433e397ea0813534962e05e6ef [INFO] running `Command { std: "docker" "start" "-a" "62337ae086ac7f7310bf8cceafb90507e17f48433e397ea0813534962e05e6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62337ae086ac7f7310bf8cceafb90507e17f48433e397ea0813534962e05e6ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62337ae086ac7f7310bf8cceafb90507e17f48433e397ea0813534962e05e6ef", kill_on_drop: false }` [INFO] [stdout] 62337ae086ac7f7310bf8cceafb90507e17f48433e397ea0813534962e05e6ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e750537b396c0191c207d3ee335afc7ceef1ffffa73cc4a95e33011cf4efd0bd [INFO] running `Command { std: "docker" "start" "-a" "e750537b396c0191c207d3ee335afc7ceef1ffffa73cc4a95e33011cf4efd0bd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling serde-json-helpers v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `str::::to_ascii_uppercase` that must be used [INFO] [stdout] --> src/string_transform.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | s.to_ascii_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: to uppercase the value in-place, use `make_ascii_uppercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_ascii_lowercase` that must be used [INFO] [stdout] --> src/string_transform.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | s.to_ascii_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: to lowercase the value in-place, use `make_ascii_lowercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.51s [INFO] running `Command { std: "docker" "inspect" "e750537b396c0191c207d3ee335afc7ceef1ffffa73cc4a95e33011cf4efd0bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e750537b396c0191c207d3ee335afc7ceef1ffffa73cc4a95e33011cf4efd0bd", kill_on_drop: false }` [INFO] [stdout] e750537b396c0191c207d3ee335afc7ceef1ffffa73cc4a95e33011cf4efd0bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e8531b7dfa484a97485ba179e162762befe61063c8f770ed8a28bd7b5ff0e57 [INFO] running `Command { std: "docker" "start" "-a" "8e8531b7dfa484a97485ba179e162762befe61063c8f770ed8a28bd7b5ff0e57", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stdout] warning: unused return value of `str::::to_ascii_uppercase` that must be used [INFO] [stdout] --> src/string_transform.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | s.to_ascii_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: to uppercase the value in-place, use `make_ascii_uppercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_ascii_lowercase` that must be used [INFO] [stdout] --> src/string_transform.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | s.to_ascii_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: to lowercase the value in-place, use `make_ascii_lowercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde-json-helpers v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `str::::to_ascii_uppercase` that must be used [INFO] [stdout] --> src/string_transform.rs:99:21 [INFO] [stdout] | [INFO] [stdout] 99 | s.to_ascii_uppercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: to uppercase the value in-place, use `make_ascii_uppercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `str::::to_ascii_lowercase` that must be used [INFO] [stdout] --> src/string_transform.rs:115:13 [INFO] [stdout] | [INFO] [stdout] 115 | s.to_ascii_lowercase(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: to lowercase the value in-place, use `make_ascii_lowercase()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.05s [INFO] running `Command { std: "docker" "inspect" "8e8531b7dfa484a97485ba179e162762befe61063c8f770ed8a28bd7b5ff0e57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8531b7dfa484a97485ba179e162762befe61063c8f770ed8a28bd7b5ff0e57", kill_on_drop: false }` [INFO] [stdout] 8e8531b7dfa484a97485ba179e162762befe61063c8f770ed8a28bd7b5ff0e57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9cd9bd2fe704f8734fa69c81f5846c745eb9096e4b2846959e02b2e817a90c6d [INFO] running `Command { std: "docker" "start" "-a" "9cd9bd2fe704f8734fa69c81f5846c745eb9096e4b2846959e02b2e817a90c6d", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `str::::to_ascii_uppercase` that must be used [INFO] [stderr] --> src/string_transform.rs:99:21 [INFO] [stderr] | [INFO] [stderr] 99 | s.to_ascii_uppercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: to uppercase the value in-place, use `make_ascii_uppercase()` [INFO] [stderr] [INFO] [stderr] warning: unused return value of `str::::to_ascii_lowercase` that must be used [INFO] [stderr] --> src/string_transform.rs:115:13 [INFO] [stderr] | [INFO] [stderr] 115 | s.to_ascii_lowercase(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: to lowercase the value in-place, use `make_ascii_lowercase()` [INFO] [stderr] [INFO] [stderr] warning: `serde-json-helpers` (lib) generated 2 warnings [INFO] [stderr] warning: `serde-json-helpers` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/serde_json_helpers-c8850e28b41647dd) [INFO] [stdout] [INFO] [stderr] Running tests/deserialize.rs (/opt/rustwide/target/debug/deps/deserialize-17fd152ea10c2f44) [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/serialize.rs (/opt/rustwide/target/debug/deps/serialize-906c4d84f7169092) [INFO] [stdout] [INFO] [stderr] Running tests/util.rs (/opt/rustwide/target/debug/deps/util-a69c9934baf348b8) [INFO] [stdout] running 9 tests [INFO] [stderr] Doc-tests serde-json-helpers [INFO] [stdout] test can_deserialize_lowercase ... ok [INFO] [stdout] test can_deserialize_prepended_without_transform ... ok [INFO] [stdout] test can_deserialize_uppercase ... ok [INFO] [stdout] test can_deserialize_without_transform ... ok [INFO] [stdout] test can_serialize_kebab_case ... ok [INFO] [stdout] test can_serialize_prepended_snake_case ... ok [INFO] [stdout] test can_serialize_screaming_kebab_case ... ok [INFO] [stdout] test can_serialize_screaming_snake_case ... ok [INFO] [stdout] test can_serialize_snake_case ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test can_serialize_kebab_case ... ok [INFO] [stdout] test can_serialize_lowercase ... ok [INFO] [stdout] test can_serialize_prepended_snake_case ... ok [INFO] [stdout] test can_serialize_prepended_without_transform ... ok [INFO] [stdout] test can_serialize_screaming_kebab_case ... ok [INFO] [stdout] test can_serialize_screaming_snake_case ... ok [INFO] [stdout] test can_serialize_snake_case ... ok [INFO] [stdout] test can_serialize_uppercase ... ok [INFO] [stdout] test can_serialize_without_transform ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9cd9bd2fe704f8734fa69c81f5846c745eb9096e4b2846959e02b2e817a90c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cd9bd2fe704f8734fa69c81f5846c745eb9096e4b2846959e02b2e817a90c6d", kill_on_drop: false }` [INFO] [stdout] 9cd9bd2fe704f8734fa69c81f5846c745eb9096e4b2846959e02b2e817a90c6d