[INFO] fetching crate chainmail 0.2.0...
[INFO] checking chainmail-0.2.0 against beta for pr-78714
[INFO] extracting crate chainmail 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate chainmail 0.2.0 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 chainmail 0.2.0
[INFO] finished tweaking crates.io crate chainmail 0.2.0
[INFO] tweaked toml for crates.io crate chainmail 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b9b0750bdb2fe201b144b725fd22e4c9c74d7c47dba1e2d0ed63ec14ff0f8a0
[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" "5b9b0750bdb2fe201b144b725fd22e4c9c74d7c47dba1e2d0ed63ec14ff0f8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b9b0750bdb2fe201b144b725fd22e4c9c74d7c47dba1e2d0ed63ec14ff0f8a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9b0750bdb2fe201b144b725fd22e4c9c74d7c47dba1e2d0ed63ec14ff0f8a0", kill_on_drop: false }`
[INFO] [stdout] 5b9b0750bdb2fe201b144b725fd22e4c9c74d7c47dba1e2d0ed63ec14ff0f8a0
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7c80365832b7af402b4431338aad2722e4e016f99ead3037ad25326b865d06
[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" "0b7c80365832b7af402b4431338aad2722e4e016f99ead3037ad25326b865d06", kill_on_drop: false }`
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking cookie v0.2.5
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking solicit v0.4.4
[INFO] [stderr]     Checking conduit-mime-types v0.7.3
[INFO] [stderr]     Checking hyper v0.9.18
[INFO] [stderr]     Checking iron v0.4.0
[INFO] [stderr]     Checking chainmail v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/strategy.rs:27:32
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:37
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub failure_handler: Option<Box<Handler>>,
[INFO] [stdout]    |                                     ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn new(strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>)
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:34
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:51
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:103:19
[INFO] [stdout]     |
[INFO] [stdout] 103 |         }) as Box<Handler>
[INFO] [stdout]     |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/strategy.rs:27:32
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[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/lib.rs:21:41
[INFO] [stdout]    |
[INFO] [stdout] 21 |     strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>,
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:37
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub failure_handler: Option<Box<Handler>>,
[INFO] [stdout]    |                                     ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:72:52
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pub fn new(strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>)
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:34
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:99:51
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stdout]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:103:19
[INFO] [stdout]     |
[INFO] [stdout] 103 |         }) as Box<Handler>
[INFO] [stdout]     |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.17s
[INFO] running `Command { std: "docker" "inspect" "0b7c80365832b7af402b4431338aad2722e4e016f99ead3037ad25326b865d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7c80365832b7af402b4431338aad2722e4e016f99ead3037ad25326b865d06", kill_on_drop: false }`
[INFO] [stdout] 0b7c80365832b7af402b4431338aad2722e4e016f99ead3037ad25326b865d06