[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 master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[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-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pombredanne/bitbucket.org-marshallpierce-stream-vbyte-rust on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 528e6aff7a07876dc8e76aea674806b7d56f2809a74057bc58e8674db9958565
[INFO] running `Command { std: "docker" "start" "-a" "528e6aff7a07876dc8e76aea674806b7d56f2809a74057bc58e8674db9958565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "528e6aff7a07876dc8e76aea674806b7d56f2809a74057bc58e8674db9958565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "528e6aff7a07876dc8e76aea674806b7d56f2809a74057bc58e8674db9958565", kill_on_drop: false }`
[INFO] [stdout] 528e6aff7a07876dc8e76aea674806b7d56f2809a74057bc58e8674db9958565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1294da29cbae9a17050d1ae801c4c95263b3d464bea39e6a41126b8a3399876a
[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" "1294da29cbae9a17050d1ae801c4c95263b3d464bea39e6a41126b8a3399876a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking stream-vbyte v0.3.2 (/opt/rustwide/workdir)
[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 textwrap v0.8.0
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.31s
[INFO] running `Command { std: "docker" "inspect" "1294da29cbae9a17050d1ae801c4c95263b3d464bea39e6a41126b8a3399876a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1294da29cbae9a17050d1ae801c4c95263b3d464bea39e6a41126b8a3399876a", kill_on_drop: false }`
[INFO] [stdout] 1294da29cbae9a17050d1ae801c4c95263b3d464bea39e6a41126b8a3399876a