[INFO] fetching crate hdrhistogram 7.5.4... [INFO] checking hdrhistogram-7.5.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate hdrhistogram 7.5.4 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate hdrhistogram 7.5.4 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hdrhistogram 7.5.4 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate hdrhistogram 7.5.4 [INFO] tweaked toml for crates.io crate hdrhistogram 7.5.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate hdrhistogram 7.5.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ieee754 v0.2.6 [INFO] [stderr] Downloaded az v1.2.1 [INFO] [stderr] Downloaded clap v4.3.24 [INFO] [stderr] Downloaded clap_builder v4.3.24 [INFO] [stderr] Downloaded rug v1.22.0 [INFO] [stderr] Downloaded gmp-mpfr-sys v1.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 875c9063932bd4287c86629b231ae36edbacb8f9e1125ffe711e15556199e4a9 [INFO] running `Command { std: "docker" "start" "-a" "875c9063932bd4287c86629b231ae36edbacb8f9e1125ffe711e15556199e4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "875c9063932bd4287c86629b231ae36edbacb8f9e1125ffe711e15556199e4a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "875c9063932bd4287c86629b231ae36edbacb8f9e1125ffe711e15556199e4a9", kill_on_drop: false }` [INFO] [stdout] 875c9063932bd4287c86629b231ae36edbacb8f9e1125ffe711e15556199e4a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 811483ff9bee974e48ea28534de55740fa7b669dc38195df37067b919bf7e82b [INFO] running `Command { std: "docker" "start" "-a" "811483ff9bee974e48ea28534de55740fa7b669dc38195df37067b919bf7e82b", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling gmp-mpfr-sys v1.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling az v1.2.1 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.4 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking clap_lex v0.5.1 [INFO] [stderr] Checking anstyle-parse v0.2.2 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling rug v1.22.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking base64 v0.21.5 [INFO] [stderr] Checking ieee754 v0.2.6 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.24 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking hdrhistogram v7.5.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/serialization/v2_deflate_serializer.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{self, error, fmt}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/serialization/deserializer.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{self, error, fmt}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v4.3.24 [INFO] [stdout] warning: the item `serialization` is imported redundantly [INFO] [stdout] --> benches/interval_log.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use hdrhistogram::serialization; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 8 | use hdrhistogram::serialization::interval_log; [INFO] [stdout] 9 | use hdrhistogram::*; [INFO] [stdout] | --------------- the item `serialization` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/cli.rs:232:8 [INFO] [stdout] | [INFO] [stdout] 232 | Io(io::Error), [INFO] [stdout] | -- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 232 | Io(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/cli.rs:233:24 [INFO] [stdout] | [INFO] [stdout] 233 | HistogramSerialize(V2SerializeError), [INFO] [stdout] | ------------------ ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 233 | HistogramSerialize(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/cli.rs:234:34 [INFO] [stdout] | [INFO] [stdout] 234 | HistogramSerializeCompressed(V2DeflateSerializeError), [INFO] [stdout] | ---------------------------- ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 234 | HistogramSerializeCompressed(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/cli.rs:235:26 [INFO] [stdout] | [INFO] [stdout] 235 | HistogramDeserialize(DeserializeError), [INFO] [stdout] | -------------------- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 235 | HistogramDeserialize(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/cli.rs:236:21 [INFO] [stdout] | [INFO] [stdout] 236 | HistogramRecord(RecordError), [INFO] [stdout] | --------------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 236 | HistogramRecord(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/serialization/v2_deflate_serializer.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | use std::{self, error, fmt}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/serialization/deserializer.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{self, error, fmt}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Add` is imported redundantly [INFO] [stdout] --> src/serialization/interval_log/tests.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | use super::super::super::*; [INFO] [stdout] | ---------------------- the item `Add` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `iter` is imported redundantly [INFO] [stdout] --> src/serialization/interval_log/tests.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{iter, time}; [INFO] [stdout] | ^^^^ [INFO] [stdout] 5 | [INFO] [stdout] 6 | use super::super::super::*; [INFO] [stdout] | ---------------------- the item `iter` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `time` is imported redundantly [INFO] [stdout] --> src/serialization/interval_log/tests.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{iter, time}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 8 | use super::*; [INFO] [stdout] | -------- the item `time` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 10s [INFO] running `Command { std: "docker" "inspect" "811483ff9bee974e48ea28534de55740fa7b669dc38195df37067b919bf7e82b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "811483ff9bee974e48ea28534de55740fa7b669dc38195df37067b919bf7e82b", kill_on_drop: false }` [INFO] [stdout] 811483ff9bee974e48ea28534de55740fa7b669dc38195df37067b919bf7e82b