[INFO] cloning repository https://github.com/nickwilcox/autovec_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickwilcox/autovec_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickwilcox%2Fautovec_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickwilcox%2Fautovec_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e1b60e83fd077ac2afd01d484b6337df9f51d30
[INFO] checking nickwilcox/autovec_demo against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickwilcox%2Fautovec_demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nickwilcox/autovec_demo
[INFO] finished tweaking git repo https://github.com/nickwilcox/autovec_demo
[INFO] tweaked toml for git repo https://github.com/nickwilcox/autovec_demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nickwilcox/autovec_demo on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nickwilcox/autovec_demo 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0fc4d134d32a374abce91cb798eed82b396925415f170300d6f12ff181a8d5a
[INFO] running `Command { std: "docker" "start" "-a" "a0fc4d134d32a374abce91cb798eed82b396925415f170300d6f12ff181a8d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0fc4d134d32a374abce91cb798eed82b396925415f170300d6f12ff181a8d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0fc4d134d32a374abce91cb798eed82b396925415f170300d6f12ff181a8d5a", kill_on_drop: false }`
[INFO] [stdout] a0fc4d134d32a374abce91cb798eed82b396925415f170300d6f12ff181a8d5a
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df496e473ce5d436efea79bf6590befb234a0bddc6633ecf8f46e7a0a3e3a4d
[INFO] running `Command { std: "docker" "start" "-a" "6df496e473ce5d436efea79bf6590befb234a0bddc6633ecf8f46e7a0a3e3a4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking atty v0.2.12
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]    Compiling autovec_demo v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking bstr v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/benchmark.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.78s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6df496e473ce5d436efea79bf6590befb234a0bddc6633ecf8f46e7a0a3e3a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df496e473ce5d436efea79bf6590befb234a0bddc6633ecf8f46e7a0a3e3a4d", kill_on_drop: false }`
[INFO] [stdout] 6df496e473ce5d436efea79bf6590befb234a0bddc6633ecf8f46e7a0a3e3a4d