[INFO] cloning repository https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cc0041292f057ac5899d7716da88221666b5b35
[INFO] checking pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpombredanne%2Fbitbucket.org-marshallpierce-stream-vbyte-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] finished tweaking git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust
[INFO] tweaked toml for git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c28958016b379ba0fd2429f69f6fe081c034bb89aa7c05b1fc90673cc96c30c4
[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" "c28958016b379ba0fd2429f69f6fe081c034bb89aa7c05b1fc90673cc96c30c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28958016b379ba0fd2429f69f6fe081c034bb89aa7c05b1fc90673cc96c30c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28958016b379ba0fd2429f69f6fe081c034bb89aa7c05b1fc90673cc96c30c4", kill_on_drop: false }`
[INFO] [stdout] c28958016b379ba0fd2429f69f6fe081c034bb89aa7c05b1fc90673cc96c30c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b7ad828a421718b2def84962bb114db0907627fdf8c5017942e7e67c22f2e73
[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" "4b7ad828a421718b2def84962bb114db0907627fdf8c5017942e7e67c22f2e73", kill_on_drop: false }`
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking stream-vbyte v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/decode/mod.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     &buf[0..len].copy_from_slice(&input[0..len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> tests/cursor.rs:402:9
[INFO] [stdout]     |
[INFO] [stdout] 402 |         'dec1: for initial_decode_len in 0..(count + 1) {
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> tests/cursor.rs:405:17
[INFO] [stdout]     |
[INFO] [stdout] 405 |                 'dec2: for final_decode_len in 0..count {
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/decode/mod.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     &buf[0..len].copy_from_slice(&input[0..len]);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.11s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b7ad828a421718b2def84962bb114db0907627fdf8c5017942e7e67c22f2e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7ad828a421718b2def84962bb114db0907627fdf8c5017942e7e67c22f2e73", kill_on_drop: false }`
[INFO] [stdout] 4b7ad828a421718b2def84962bb114db0907627fdf8c5017942e7e67c22f2e73