[INFO] fetching crate serde_ub_json 0.1.0... [INFO] testing serde_ub_json-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate serde_ub_json 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate serde_ub_json 0.1.0 [INFO] finished tweaking crates.io crate serde_ub_json 0.1.0 [INFO] tweaked toml for crates.io crate serde_ub_json 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_ub_json 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 62 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded csv-core v0.1.13 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded csv v1.4.0 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded web-sys v0.3.82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5feef96959dd626f68cf425705ec768708b0917d3579491014474b9e240cf911 [INFO] running `Command { std: "docker" "start" "-a" "5feef96959dd626f68cf425705ec768708b0917d3579491014474b9e240cf911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5feef96959dd626f68cf425705ec768708b0917d3579491014474b9e240cf911", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5feef96959dd626f68cf425705ec768708b0917d3579491014474b9e240cf911", kill_on_drop: false }` [INFO] [stdout] 5feef96959dd626f68cf425705ec768708b0917d3579491014474b9e240cf911 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ed573ec2ff297d5854a640699aab251e6765816cec963c03fb390da95d1f3d82 [INFO] running `Command { std: "docker" "start" "-a" "ed573ec2ff297d5854a640699aab251e6765816cec963c03fb390da95d1f3d82", kill_on_drop: false }` [INFO] [stderr] Compiling serde_ub_json v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "ed573ec2ff297d5854a640699aab251e6765816cec963c03fb390da95d1f3d82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed573ec2ff297d5854a640699aab251e6765816cec963c03fb390da95d1f3d82", kill_on_drop: false }` [INFO] [stdout] ed573ec2ff297d5854a640699aab251e6765816cec963c03fb390da95d1f3d82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 798463f3293ea43f8a57c30902af40f852af2e441c526e83dfdecbbe514eb0a5 [INFO] running `Command { std: "docker" "start" "-a" "798463f3293ea43f8a57c30902af40f852af2e441c526e83dfdecbbe514eb0a5", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling libc v0.2.177 [INFO] [stderr] Compiling rayon-core v1.13.0 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling csv-core v0.1.13 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling half v1.8.3 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling rayon v1.11.0 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling csv v1.4.0 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling serde_ub_json v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stdout] warning: unnecessary transmute [INFO] [stdout] --> src/ser.rs:713:33 [INFO] [stdout] | [INFO] [stdout] 713 | vec![b'i', unsafe { transmute::(value.to_be()) }] [INFO] [stdout] | -------------------^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: replace this with: `i8::cast_unsigned` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 40.53s [INFO] running `Command { std: "docker" "inspect" "798463f3293ea43f8a57c30902af40f852af2e441c526e83dfdecbbe514eb0a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "798463f3293ea43f8a57c30902af40f852af2e441c526e83dfdecbbe514eb0a5", kill_on_drop: false }` [INFO] [stdout] 798463f3293ea43f8a57c30902af40f852af2e441c526e83dfdecbbe514eb0a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 51e442882f672c4b23a40a69ee123c98cc8b7d4b6f9029bb87fb91723276bb78 [INFO] running `Command { std: "docker" "start" "-a" "51e442882f672c4b23a40a69ee123c98cc8b7d4b6f9029bb87fb91723276bb78", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary transmute [INFO] [stderr] --> src/ser.rs:713:33 [INFO] [stderr] | [INFO] [stderr] 713 | vec![b'i', unsafe { transmute::(value.to_be()) }] [INFO] [stderr] | -------------------^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: replace this with: `i8::cast_unsigned` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unnecessary_transmutes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `serde_ub_json` (lib test) generated 1 warning (run `cargo fix --lib -p serde_ub_json --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_ub_json-46c1a9ba8ec9bf3e) [INFO] [stdout] [INFO] [stdout] running 72 tests [INFO] [stdout] test de::tests::deserializing_big_c_value_can_produce_char ... ok [INFO] [stdout] test de::tests::deserializing_big_c_value_can_produce_str ... ok [INFO] [stdout] test de::tests::deserializing_big_d_value_can_produce_f64 ... ok [INFO] [stdout] test de::tests::deserializing_big_f_value_can_produce_false ... ok [INFO] [stdout] test de::tests::deserializing_big_i_value_can_produce_i16 ... ok [INFO] [stdout] test de::tests::deserializing_big_c_value_can_produce_string ... ok [INFO] [stdout] test de::tests::deserializing_big_i_value_can_produce_i32 ... ok [INFO] [stdout] test de::tests::deserializing_big_i_value_can_produce_i64 ... ok [INFO] [stdout] test de::tests::deserializing_big_l_value_can_produce_i64 ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_big_i_len_can_produce_str ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_big_i_len_can_produce_string ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_big_l_len_can_produce_str ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_big_l_len_can_produce_string ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_i_len_can_produce_char ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_i_len_can_produce_some_string ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_i_len_can_produce_str ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_l_len_can_produce_string ... ok [INFO] [stdout] test de::tests::deserializing_big_t_value_can_produce_true ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_i_len_can_produce_string ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_1_value_can_produce_newtype_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_1_value_can_produce_struct_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_big_z_value_can_produce_none ... ok [INFO] [stdout] test de::tests::deserializing_big_z_value_can_produce_unit ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_can_produce_empty_map ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_1_value_can_produce_tuple_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_mixed_values_can_produce_struct ... ok [INFO] [stdout] test de::tests::deserializing_big_s_value_of_small_l_len_can_produce_str ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_small_i_values_can_produce_map ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_brace_with_strings_of_i_len_can_produce_map ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_bracket_can_produce_empty_vec ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_bracket_with_strings_of_i_len_can_produce_vec ... ok [INFO] [stdout] test de::tests::deserializing_open_and_close_bracket_with_small_i_values_can_produce_vec ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_small_i_values_of_type_i_and_of_len_i_can_produce_map ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_string_values_and_length_of_i_can_produce_map ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_1_value_can_produce_newtype_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_string_values_of_type_big_s_and_of_len_i_can_produce_map ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_uniform_values_of_len_i_can_produce_struct ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_1_value_can_produce_struct_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_length_of_0_can_produce_empty_map ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_big_u_values_of_len_i_can_produce_byte_slice ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_1_value_can_produce_tuple_variant_of_enum ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_small_i_values_and_length_of_i_can_produce_vec ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_length_of_0_can_produce_empty_vec ... ok [INFO] [stdout] test de::tests::deserializing_small_d_value_can_produce_f32 ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_small_i_values_of_type_i_and_of_len_i_can_produce_vec ... ok [INFO] [stdout] test de::tests::deserializing_small_i_value_can_produce_i16 ... ok [INFO] [stdout] test de::tests::deserializing_small_i_value_can_produce_i32 ... ok [INFO] [stdout] test de::tests::deserializing_small_i_value_can_produce_i64 ... ok [INFO] [stdout] test de::tests::deserializing_small_i_value_can_produce_i8 ... ok [INFO] [stdout] test de::tests::deserializing_small_l_value_can_produce_i32 ... ok [INFO] [stdout] test de::tests::deserializing_small_d_value_can_produce_f64 ... ok [INFO] [stdout] test de::tests::deserializing_small_l_value_can_produce_i64 ... ok [INFO] [stdout] test de::tests::deserializing_open_brace_with_small_i_values_and_length_of_i_can_produce_map ... ok [INFO] [stdout] test ser::tests::serializing_false_produces_1_byte_big_f_value ... ok [INFO] [stdout] test ser::tests::serializing_i16_produces_3_byte_big_i_value ... ok [INFO] [stdout] test ser::tests::serializing_i32_produces_5_byte_small_l_value ... ok [INFO] [stdout] test ser::tests::serializing_f64_produces_9_byte_big_d_value ... ok [INFO] [stdout] test ser::tests::serializing_i8_produces_2_byte_small_i_value ... ok [INFO] [stdout] test ser::tests::serializing_none_produces_big_z_string_value ... ok [INFO] [stdout] test ser::tests::serializing_simple_struct_produces_object_value ... ok [INFO] [stdout] test ser::tests::serializing_true_produces_1_byte_big_t_value ... ok [INFO] [stdout] test ser::tests::serializing_str_produces_big_l_string_value ... ok [INFO] [stdout] test ser::tests::serializing_u8_produces_2_byte_big_u_value ... ok [INFO] [stdout] test ser::tests::serializing_unit_produces_big_n_string_value ... ok [INFO] [stdout] test ser::tests::serializing_vec_of_bytes_produces_array_value ... ok [INFO] [stdout] test ser::tests::serializing_i64_produces_9_byte_big_l_value ... ok [INFO] [stdout] test ser::tests::serializing_map_of_not_string_to_any_produces_error ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_string_values_and_length_of_i_can_produce_vec ... ok [INFO] [stdout] test de::tests::deserializing_open_bracket_with_string_values_of_type_big_s_and_of_len_i_can_produce_vec ... ok [INFO] [stdout] test ser::tests::serializing_f32_produces_5_byte_small_d_value ... ok [INFO] [stdout] test ser::tests::serializing_map_of_strings_to_i32_produces_object_value ... ok [INFO] [stdout] test ser::tests::serializing_vec_of_strings_produces_array_value ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 72 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_ub_json [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" "51e442882f672c4b23a40a69ee123c98cc8b7d4b6f9029bb87fb91723276bb78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51e442882f672c4b23a40a69ee123c98cc8b7d4b6f9029bb87fb91723276bb78", kill_on_drop: false }` [INFO] [stdout] 51e442882f672c4b23a40a69ee123c98cc8b7d4b6f9029bb87fb91723276bb78