[INFO] fetching crate below-model 0.7.1...
[INFO] checking below-model-0.7.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate below-model 0.7.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate below-model 0.7.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate below-model 0.7.1
[INFO] finished tweaking crates.io crate below-model 0.7.1
[INFO] tweaked toml for crates.io crate below-model 0.7.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-map-derive v0.17.0
[INFO] [stderr]   Downloaded enum-map v2.7.3
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.3
[INFO] [stderr]   Downloaded slog-term v2.9.1
[INFO] [stderr]   Downloaded below-gpu-stats v0.7.1
[INFO] [stderr]   Downloaded enumset v1.1.3
[INFO] [stderr]   Downloaded os_info v3.7.0
[INFO] [stderr]   Downloaded cgroupfs v0.7.1
[INFO] [stderr]   Downloaded cursive v0.20.0
[INFO] [stderr]   Downloaded enumset_derive v0.8.1
[INFO] [stderr]   Downloaded openat v0.1.21
[INFO] [stderr]   Downloaded crossterm v0.25.0
[INFO] [stderr]   Downloaded cursive_core v0.3.7
[INFO] [stderr]   Downloaded fb_procfs v0.7.1
[INFO] [stderr]   Downloaded below-common v0.7.1
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.1
[INFO] [stderr]   Downloaded slog v2.7.0
[INFO] [stderr]   Downloaded below-btrfs v0.7.1
[INFO] [stderr]   Downloaded below_derive v0.7.1
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d44de589ed0865df746c895a4d258a86c7481ea40305073c0a46e68458070899
[INFO] running `Command { std: "docker" "start" "-a" "d44de589ed0865df746c895a4d258a86c7481ea40305073c0a46e68458070899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d44de589ed0865df746c895a4d258a86c7481ea40305073c0a46e68458070899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d44de589ed0865df746c895a4d258a86c7481ea40305073c0a46e68458070899", kill_on_drop: false }`
[INFO] [stdout] d44de589ed0865df746c895a4d258a86c7481ea40305073c0a46e68458070899
[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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1589a763297a989bcbdc367b36b64469f369dcce990782960e80be5b3f924f32
[INFO] running `Command { std: "docker" "start" "-a" "1589a763297a989bcbdc367b36b64469f369dcce990782960e80be5b3f924f32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking openat v0.1.21
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]    Compiling below_derive v0.7.1
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking cursive_core v0.3.7
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking cursive v0.20.0
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking chrono v0.4.35
[INFO] [stderr]     Checking cgroupfs v0.7.1
[INFO] [stderr]     Checking fb_procfs v0.7.1
[INFO] [stderr]     Checking os_info v3.7.0
[INFO] [stderr]     Checking slog-term v2.9.1
[INFO] [stderr]     Checking below-common v0.7.1
[INFO] [stderr]     Checking below-gpu-stats v0.7.1
[INFO] [stderr]     Checking below-btrfs v0.7.1
[INFO] [stderr]     Checking below-model v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `fmt` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromStr` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `FromStr` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Context` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use anyhow::Context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `Context` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `collector_plugin` is imported redundantly
[INFO] [stdout]   --> src/collector.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use super::*;
[INFO] [stdout]    |     -------- the item `collector_plugin` is already imported here
[INFO] [stdout] 24 | use crate::collector_plugin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `fmt` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::fmt;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `fmt` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromStr` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::str::FromStr;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `FromStr` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Context` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | use anyhow::Context;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 | open_source_shim!(pub);
[INFO] [stdout]    | ---------------------- the item `Context` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `collector_plugin` is imported redundantly
[INFO] [stdout]   --> src/collector.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use super::*;
[INFO] [stdout]    |     -------- the item `collector_plugin` is already imported here
[INFO] [stdout] 24 | use crate::collector_plugin;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `FromStr` is imported redundantly
[INFO] [stdout]    --> src/cgroup.rs:910:9
[INFO] [stdout]     |
[INFO] [stdout] 910 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 911 |
[INFO] [stdout] 912 |     use super::*;
[INFO] [stdout]     |         -------- the item `FromStr` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Arc` is imported redundantly
[INFO] [stdout]    --> src/collector_plugin.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |     use std::sync::Arc;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 123 |     use super::*;
[INFO] [stdout]     |         -------- the item `Arc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.06s
[INFO] running `Command { std: "docker" "inspect" "1589a763297a989bcbdc367b36b64469f369dcce990782960e80be5b3f924f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1589a763297a989bcbdc367b36b64469f369dcce990782960e80be5b3f924f32", kill_on_drop: false }`
[INFO] [stdout] 1589a763297a989bcbdc367b36b64469f369dcce990782960e80be5b3f924f32
