[INFO] fetching crate todocommander 0.2.1...
[INFO] checking todocommander-0.2.1 against beta for pr-78714
[INFO] extracting crate todocommander 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate todocommander 0.2.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate todocommander 0.2.1
[INFO] finished tweaking crates.io crate todocommander 0.2.1
[INFO] tweaked toml for crates.io crate todocommander 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate todocommander 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] c8063e691451f74cae35ed47359db49263e2e752cb5525c7e3704573084401d9
[INFO] running `Command { std: "docker" "start" "-a" "c8063e691451f74cae35ed47359db49263e2e752cb5525c7e3704573084401d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8063e691451f74cae35ed47359db49263e2e752cb5525c7e3704573084401d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8063e691451f74cae35ed47359db49263e2e752cb5525c7e3704573084401d9", kill_on_drop: false }`
[INFO] [stdout] c8063e691451f74cae35ed47359db49263e2e752cb5525c7e3704573084401d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da6e6414cc0bdd587712a21243f46559ad125e605f579f7d73fdbf030a6eeb6e
[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" "da6e6414cc0bdd587712a21243f46559ad125e605f579f7d73fdbf030a6eeb6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking directories v3.0.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking todocommander v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/tests.rs:13:67
[INFO] [stdout]    |
[INFO] [stdout] 13 |     assert!(matches!(config, Config { todo_filename: Option::Some(v), ..}))
[INFO] [stdout]    |                                                                   ^ help: if this is intentional, prefix it with an underscore: `_v`
[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 [unoptimized + debuginfo] target(s) in 5.33s
[INFO] running `Command { std: "docker" "inspect" "da6e6414cc0bdd587712a21243f46559ad125e605f579f7d73fdbf030a6eeb6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6e6414cc0bdd587712a21243f46559ad125e605f579f7d73fdbf030a6eeb6e", kill_on_drop: false }`
[INFO] [stdout] da6e6414cc0bdd587712a21243f46559ad125e605f579f7d73fdbf030a6eeb6e