[INFO] cloning repository https://github.com/endoli/agora.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/endoli/agora.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fendoli%2Fagora.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fendoli%2Fagora.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ecf8283f46ef85c2a710462df956785c78ea8332
[INFO] checking endoli/agora.rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fendoli%2Fagora.rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/endoli/agora.rs 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 git repo https://github.com/endoli/agora.rs
[INFO] finished tweaking git repo https://github.com/endoli/agora.rs
[INFO] tweaked toml for git repo https://github.com/endoli/agora.rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/endoli/agora.rs 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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+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] cefef8c5fe8a90fbe04b50ec51770d60dbc85bb79d8f7be1c989f975887603f2
[INFO] running `Command { std: "docker" "start" "-a" "cefef8c5fe8a90fbe04b50ec51770d60dbc85bb79d8f7be1c989f975887603f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cefef8c5fe8a90fbe04b50ec51770d60dbc85bb79d8f7be1c989f975887603f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefef8c5fe8a90fbe04b50ec51770d60dbc85bb79d8f7be1c989f975887603f2", kill_on_drop: false }`
[INFO] [stdout] cefef8c5fe8a90fbe04b50ec51770d60dbc85bb79d8f7be1c989f975887603f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 9a621ea3157e7e61d13334bf7353ed26bdeb3947c1f00a3f905547a00b5e1217
[INFO] running `Command { std: "docker" "start" "-a" "9a621ea3157e7e61d13334bf7353ed26bdeb3947c1f00a3f905547a00b5e1217", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking agora v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/access_control/mod.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub locks: Vec<Box<Lock<S, O, T>>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Lock<S, O, T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/caucus/mod.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub type CaucusLock<A, M> = Box<Lock<A, Operation, Caucus<A, M>>>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Lock<A, Operation, Caucus<A, M>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/access_control/mod.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub locks: Vec<Box<Lock<S, O, T>>>,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ help: use `dyn`: `dyn Lock<S, O, T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/caucus/mod.rs:30:33
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub type CaucusLock<A, M> = Box<Lock<A, Operation, Caucus<A, M>>>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Lock<A, Operation, Caucus<A, M>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "9a621ea3157e7e61d13334bf7353ed26bdeb3947c1f00a3f905547a00b5e1217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a621ea3157e7e61d13334bf7353ed26bdeb3947c1f00a3f905547a00b5e1217", kill_on_drop: false }`
[INFO] [stdout] 9a621ea3157e7e61d13334bf7353ed26bdeb3947c1f00a3f905547a00b5e1217