[INFO] cloning repository https://github.com/tureus/avvy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tureus/avvy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Favvy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Favvy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d1ce7db5498c45205aa1a4fdd56fb1f4f4f79f1
[INFO] checking tureus/avvy against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Favvy" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tureus/avvy on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tureus/avvy
[INFO] finished tweaking git repo https://github.com/tureus/avvy
[INFO] tweaked toml for git repo https://github.com/tureus/avvy written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tureus/avvy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78102797013be3b3c0c3092328b7f1b9f4d71708e1b231f617f468ebe8d375ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78102797013be3b3c0c3092328b7f1b9f4d71708e1b231f617f468ebe8d375ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78102797013be3b3c0c3092328b7f1b9f4d71708e1b231f617f468ebe8d375ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78102797013be3b3c0c3092328b7f1b9f4d71708e1b231f617f468ebe8d375ac", kill_on_drop: false }`
[INFO] [stdout] 78102797013be3b3c0c3092328b7f1b9f4d71708e1b231f617f468ebe8d375ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6653cc3c1734b206b74b1f1f32d2cec421e147fce7b29c978f1dc3aaf34f7ac0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6653cc3c1734b206b74b1f1f32d2cec421e147fce7b29c978f1dc3aaf34f7ac0", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]    Compiling cc v1.0.18
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking termcolor v1.0.1
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking integer-encoding v1.0.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]     Checking criterion-plot v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking criterion-stats v0.2.4
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]     Checking chrono v0.4.4
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking env_logger v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.24
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking criterion v0.2.4
[INFO] [stderr]     Checking avvy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]    --> benches/criterion.rs:423:32
[INFO] [stdout]     |
[INFO] [stdout] 423 |         use std::io::{ Cursor, Read };
[INFO] [stdout]     |                                ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOrder`
[INFO] [stdout]    --> benches/criterion.rs:424:25
[INFO] [stdout]     |
[INFO] [stdout] 424 |         use byteorder::{ByteOrder, LittleEndian, ReadBytesExt};
[INFO] [stdout]     |                         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_deserializer_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:262:4
[INFO] [stdout]     |
[INFO] [stdout] 262 | fn ut_deserializer_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_string_conversion_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:271:4
[INFO] [stdout]     |
[INFO] [stdout] 271 | fn ut_vec_string_conversion_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_raw_string_conversion_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:292:4
[INFO] [stdout]     |
[INFO] [stdout] 292 | fn ut_vec_raw_string_conversion_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_raw_buf_conversion_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:314:4
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn ut_vec_raw_buf_conversion_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_raw_buf_forloop2_conversion_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:335:4
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn ut_vec_raw_buf_forloop2_conversion_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_write_buf_noloop_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:356:4
[INFO] [stdout]     |
[INFO] [stdout] 356 | fn ut_vec_write_buf_noloop_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ut_vec_write_buf_noloop_nodebug_benchmark`
[INFO] [stdout]    --> benches/criterion.rs:375:4
[INFO] [stdout]     |
[INFO] [stdout] 375 | fn ut_vec_write_buf_noloop_nodebug_benchmark(c: &mut Criterion) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.99s
[INFO] running `Command { std: "docker" "inspect" "6653cc3c1734b206b74b1f1f32d2cec421e147fce7b29c978f1dc3aaf34f7ac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6653cc3c1734b206b74b1f1f32d2cec421e147fce7b29c978f1dc3aaf34f7ac0", kill_on_drop: false }`
[INFO] [stdout] 6653cc3c1734b206b74b1f1f32d2cec421e147fce7b29c978f1dc3aaf34f7ac0