[INFO] fetching crate cog 0.1.0...
[INFO] testing cog-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate cog 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cog 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cog 0.1.0
[INFO] finished tweaking crates.io crate cog 0.1.0
[INFO] tweaked toml for crates.io crate cog 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] db7b7c25dfb7f66a3121d52692f66c84ce1a707f5069f3053ec6bec39fc240eb
[INFO] running `Command { std: "docker" "start" "-a" "db7b7c25dfb7f66a3121d52692f66c84ce1a707f5069f3053ec6bec39fc240eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db7b7c25dfb7f66a3121d52692f66c84ce1a707f5069f3053ec6bec39fc240eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db7b7c25dfb7f66a3121d52692f66c84ce1a707f5069f3053ec6bec39fc240eb", kill_on_drop: false }`
[INFO] [stdout] db7b7c25dfb7f66a3121d52692f66c84ce1a707f5069f3053ec6bec39fc240eb
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] ea37a8d2d66f33d8818cb38bc107e898d5991535fcbd2f73b6fd33b6f23a5c3f
[INFO] running `Command { std: "docker" "start" "-a" "ea37a8d2d66f33d8818cb38bc107e898d5991535fcbd2f73b6fd33b6f23a5c3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 -   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout] 89 +   commands: HashMap<String, Box<&'a dyn Fn(Args, Opts)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 -   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout] 100 +   pub fn command(&mut self, name: &str, f: &'a dyn Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "ea37a8d2d66f33d8818cb38bc107e898d5991535fcbd2f73b6fd33b6f23a5c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea37a8d2d66f33d8818cb38bc107e898d5991535fcbd2f73b6fd33b6f23a5c3f", kill_on_drop: false }`
[INFO] [stdout] ea37a8d2d66f33d8818cb38bc107e898d5991535fcbd2f73b6fd33b6f23a5c3f
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--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] 0a2ccbc7692504d0c8f320dd5253e267acd3f618f1fe1b1d6339905b8222fef7
[INFO] running `Command { std: "docker" "start" "-a" "0a2ccbc7692504d0c8f320dd5253e267acd3f618f1fe1b1d6339905b8222fef7", kill_on_drop: false }`
[INFO] [stderr]    Compiling cog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 -   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout] 89 +   commands: HashMap<String, Box<&'a dyn Fn(Args, Opts)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 -   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout] 100 +   pub fn command(&mut self, name: &str, f: &'a dyn Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:37
[INFO] [stdout]    |
[INFO] [stdout] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 -   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stdout] 89 +   commands: HashMap<String, Box<&'a dyn Fn(Args, Opts)>>,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:100:48
[INFO] [stdout]     |
[INFO] [stdout] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 100 -   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout] 100 +   pub fn command(&mut self, name: &str, f: &'a dyn Fn(Args, Opts)) -> &mut Self {
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "0a2ccbc7692504d0c8f320dd5253e267acd3f618f1fe1b1d6339905b8222fef7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2ccbc7692504d0c8f320dd5253e267acd3f618f1fe1b1d6339905b8222fef7", kill_on_drop: false }`
[INFO] [stdout] 0a2ccbc7692504d0c8f320dd5253e267acd3f618f1fe1b1d6339905b8222fef7
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 7fd989250210de2f5cf363ff079440a0ff9f806298152ebda88fa5e49e5380ac
[INFO] running `Command { std: "docker" "start" "-a" "7fd989250210de2f5cf363ff079440a0ff9f806298152ebda88fa5e49e5380ac", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:89:37
[INFO] [stderr]    |
[INFO] [stderr] 89 |   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 89 -   commands: HashMap<String, Box<&'a Fn(Args, Opts)>>,
[INFO] [stderr] 89 +   commands: HashMap<String, Box<&'a dyn Fn(Args, Opts)>>,
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:100:48
[INFO] [stderr]     |
[INFO] [stderr] 100 |   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 100 -   pub fn command(&mut self, name: &str, f: &'a Fn(Args, Opts)) -> &mut Self {
[INFO] [stderr] 100 +   pub fn command(&mut self, name: &str, f: &'a dyn Fn(Args, Opts)) -> &mut Self {
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: `cog` (lib) generated 2 warnings
[INFO] [stderr] warning: `cog` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cog-77b2822dd4b123d8)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests cog
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7fd989250210de2f5cf363ff079440a0ff9f806298152ebda88fa5e49e5380ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fd989250210de2f5cf363ff079440a0ff9f806298152ebda88fa5e49e5380ac", kill_on_drop: false }`
[INFO] [stdout] 7fd989250210de2f5cf363ff079440a0ff9f806298152ebda88fa5e49e5380ac