[INFO] fetching crate raftmodel 0.1.3...
[INFO] checking raftmodel-0.1.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate raftmodel 0.1.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate raftmodel 0.1.3 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raftmodel 0.1.3
[INFO] finished tweaking crates.io crate raftmodel 0.1.3
[INFO] tweaked toml for crates.io crate raftmodel 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b07e3a024871bea05ca328b96423cde3d75b80b430869c74f8b39e83d03a310a
[INFO] running `Command { std: "docker" "start" "-a" "b07e3a024871bea05ca328b96423cde3d75b80b430869c74f8b39e83d03a310a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b07e3a024871bea05ca328b96423cde3d75b80b430869c74f8b39e83d03a310a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07e3a024871bea05ca328b96423cde3d75b80b430869c74f8b39e83d03a310a", kill_on_drop: false }`
[INFO] [stdout] b07e3a024871bea05ca328b96423cde3d75b80b430869c74f8b39e83d03a310a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3009fb476066eb811cfc200b46455677071b2f32583ada2266e1e89e993b39d
[INFO] running `Command { std: "docker" "start" "-a" "f3009fb476066eb811cfc200b46455677071b2f32583ada2266e1e89e993b39d", kill_on_drop: false }`
[INFO] [stderr]     Checking raftmodel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "f3009fb476066eb811cfc200b46455677071b2f32583ada2266e1e89e993b39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3009fb476066eb811cfc200b46455677071b2f32583ada2266e1e89e993b39d", kill_on_drop: false }`
[INFO] [stdout] f3009fb476066eb811cfc200b46455677071b2f32583ada2266e1e89e993b39d
[INFO] checking raftmodel-0.1.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate raftmodel 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate raftmodel 0.1.3 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raftmodel 0.1.3
[INFO] finished tweaking crates.io crate raftmodel 0.1.3
[INFO] tweaked toml for crates.io crate raftmodel 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30aa2edb436585160681e31d114287e5ede4046882284367d3f744e4f6332736
[INFO] running `Command { std: "docker" "start" "-a" "30aa2edb436585160681e31d114287e5ede4046882284367d3f744e4f6332736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30aa2edb436585160681e31d114287e5ede4046882284367d3f744e4f6332736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30aa2edb436585160681e31d114287e5ede4046882284367d3f744e4f6332736", kill_on_drop: false }`
[INFO] [stdout] 30aa2edb436585160681e31d114287e5ede4046882284367d3f744e4f6332736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec2df7fc05c91936429b1c324f408bfc28a3bce90f2f6fec210a71c275170c80
[INFO] running `Command { std: "docker" "start" "-a" "ec2df7fc05c91936429b1c324f408bfc28a3bce90f2f6fec210a71c275170c80", kill_on_drop: false }`
[INFO] [stderr]     Checking raftmodel v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dest`
[INFO] [stdout]    --> src/raftmodel/raftserver.rs:419:40
[INFO] [stdout]     |
[INFO] [stdout] 419 |     fn advance_commit_index(&mut self, dest: usize) {
[INFO] [stdout]     |                                        ^^^^ help: if this is intentional, prefix it with an underscore: `_dest`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ec2df7fc05c91936429b1c324f408bfc28a3bce90f2f6fec210a71c275170c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec2df7fc05c91936429b1c324f408bfc28a3bce90f2f6fec210a71c275170c80", kill_on_drop: false }`
[INFO] [stdout] ec2df7fc05c91936429b1c324f408bfc28a3bce90f2f6fec210a71c275170c80