[INFO] fetching crate buddy_system_allocator 0.9.0...
[INFO] checking buddy_system_allocator-0.9.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate buddy_system_allocator 0.9.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate buddy_system_allocator 0.9.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buddy_system_allocator 0.9.0
[INFO] finished tweaking crates.io crate buddy_system_allocator 0.9.0
[INFO] tweaked toml for crates.io crate buddy_system_allocator 0.9.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccd36c9e73e0ee50f0348149484057b981a84e3b460f6969f1abe4ca2bb14ac9
[INFO] running `Command { std: "docker" "start" "-a" "ccd36c9e73e0ee50f0348149484057b981a84e3b460f6969f1abe4ca2bb14ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccd36c9e73e0ee50f0348149484057b981a84e3b460f6969f1abe4ca2bb14ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccd36c9e73e0ee50f0348149484057b981a84e3b460f6969f1abe4ca2bb14ac9", kill_on_drop: false }`
[INFO] [stdout] ccd36c9e73e0ee50f0348149484057b981a84e3b460f6969f1abe4ca2bb14ac9
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a84ee0ef29d442a1fecb4586762fa69d04798c034d7c03a8114a3bd1edc53af
[INFO] running `Command { std: "docker" "start" "-a" "6a84ee0ef29d442a1fecb4586762fa69d04798c034d7c03a8114a3bd1edc53af", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking csv v1.2.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking buddy_system_allocator v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]   --> benches/memory_allocator_benchmark.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use rand::prelude::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Rng` is imported redundantly
[INFO] [stdout]   --> benches/memory_allocator_benchmark.rs:46:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use rand::prelude::*;
[INFO] [stdout]    |         ---------------- the item `Rng` is already imported here
[INFO] [stdout] 46 |     use rand::{Rng, SeedableRng};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `SeedableRng` is imported redundantly
[INFO] [stdout]   --> benches/memory_allocator_benchmark.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use rand::prelude::*;
[INFO] [stdout]    |         ---------------- the item `SeedableRng` is already imported here
[INFO] [stdout] 46 |     use rand::{Rng, SeedableRng};
[INFO] [stdout]    |                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_chacha::ChaCha8Rng`
[INFO] [stdout]   --> benches/memory_allocator_benchmark.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use rand_chacha::ChaCha8Rng;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "6a84ee0ef29d442a1fecb4586762fa69d04798c034d7c03a8114a3bd1edc53af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a84ee0ef29d442a1fecb4586762fa69d04798c034d7c03a8114a3bd1edc53af", kill_on_drop: false }`
[INFO] [stdout] 6a84ee0ef29d442a1fecb4586762fa69d04798c034d7c03a8114a3bd1edc53af
