[INFO] fetching crate onsen 0.14.0...
[INFO] checking onsen-0.14.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate onsen 0.14.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate onsen 0.14.0 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate onsen 0.14.0
[INFO] finished tweaking crates.io crate onsen 0.14.0
[INFO] tweaked toml for crates.io crate onsen 0.14.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 98 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.18)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (available: v0.5.0)
[INFO] [stderr]       Adding dashmap v5.5.3 (available: v6.1.0)
[INFO] [stderr]       Adding half v1.8.3 (available: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding serial_test v0.9.0 (available: v3.1.1)
[INFO] [stderr]       Adding serial_test_derive v0.9.0 (available: v3.1.1)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.79)
[INFO] [stderr]       Adding textwrap v0.11.0 (available: v0.16.1)
[INFO] [stderr]       Adding threadcell v0.8.2 (available: v1.0.3)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "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 threadcell v0.8.2
[INFO] [stderr]   Downloaded assoc_static v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f12391a88ee8e888fec97d2ff28f9f33c1a7cad59512a7d0586fb3cfe234b5c
[INFO] running `Command { std: "docker" "start" "-a" "9f12391a88ee8e888fec97d2ff28f9f33c1a7cad59512a7d0586fb3cfe234b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f12391a88ee8e888fec97d2ff28f9f33c1a7cad59512a7d0586fb3cfe234b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f12391a88ee8e888fec97d2ff28f9f33c1a7cad59512a7d0586fb3cfe234b5c", kill_on_drop: false }`
[INFO] [stdout] 9f12391a88ee8e888fec97d2ff28f9f33c1a7cad59512a7d0586fb3cfe234b5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 088672c084c5cfaaf3aa53c81d046e19a96a4bb122a4ca1bea2d0951f9fccb7e
[INFO] running `Command { std: "docker" "start" "-a" "088672c084c5cfaaf3aa53c81d046e19a96a4bb122a4ca1bea2d0951f9fccb7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking oorandom v11.1.4
[INFO] [stderr]     Checking threadcell v0.8.2
[INFO] [stderr]     Checking assoc_static v1.0.0
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking onsen v0.14.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]    Compiling serial_test_derive v0.9.0
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serial_test v0.9.0
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> benches/simulated_work.rs:136:38
[INFO] [stdout]     |
[INFO] [stdout] 136 | pub struct SmallOwnedData(SmallData, usize);
[INFO] [stdout]     |            --------------            ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> benches/simulated_work.rs:137:34
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct MedOwnedData(MedData, usize);
[INFO] [stdout]     |            ------------          ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> benches/simulated_work.rs:138:34
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct BigOwnedData(BigData, usize);
[INFO] [stdout]     |            ------------          ^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "088672c084c5cfaaf3aa53c81d046e19a96a4bb122a4ca1bea2d0951f9fccb7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "088672c084c5cfaaf3aa53c81d046e19a96a4bb122a4ca1bea2d0951f9fccb7e", kill_on_drop: false }`
[INFO] [stdout] 088672c084c5cfaaf3aa53c81d046e19a96a4bb122a4ca1bea2d0951f9fccb7e