[INFO] fetching crate robust-binary-search 0.1.1...
[INFO] checking robust-binary-search-0.1.1 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate robust-binary-search 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate robust-binary-search 0.1.1 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robust-binary-search 0.1.1
[INFO] finished tweaking crates.io crate robust-binary-search 0.1.1
[INFO] tweaked toml for crates.io crate robust-binary-search 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate robust-binary-search 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec1f1ed0aad7acea8c324d0f8087cd1128d3b52a1cf09a13e8c464c2f8b5b725
[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" "ec1f1ed0aad7acea8c324d0f8087cd1128d3b52a1cf09a13e8c464c2f8b5b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec1f1ed0aad7acea8c324d0f8087cd1128d3b52a1cf09a13e8c464c2f8b5b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1f1ed0aad7acea8c324d0f8087cd1128d3b52a1cf09a13e8c464c2f8b5b725", kill_on_drop: false }`
[INFO] [stdout] ec1f1ed0aad7acea8c324d0f8087cd1128d3b52a1cf09a13e8c464c2f8b5b725
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06bc3488b5a29f246f8ad0c81ba16da3ac326523f60fe8e5590910e74ff36afc
[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" "06bc3488b5a29f246f8ad0c81ba16da3ac326523f60fe8e5590910e74ff36afc", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking robust-binary-search v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `offset`
[INFO] [stdout]   --> src/range_map.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `offset`
[INFO] [stdout]   --> src/range_map.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "06bc3488b5a29f246f8ad0c81ba16da3ac326523f60fe8e5590910e74ff36afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06bc3488b5a29f246f8ad0c81ba16da3ac326523f60fe8e5590910e74ff36afc", kill_on_drop: false }`
[INFO] [stdout] 06bc3488b5a29f246f8ad0c81ba16da3ac326523f60fe8e5590910e74ff36afc